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Coronadite Group

A group of related mineral species
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About Coronadite GroupHide

A group of very common, tetragonal and monoclinic-pseudotetragonal metal manganese oxides. May be confused with radiating, acicular to fibrous pyrolusite, todorokite and romanèchite.

Compare UM2003-09-O:BaFePbTi.


Unique IdentifiersHide

Mindat ID:
29285
Long-form identifier:
mindat:1:1:29285:6

Chemical AnalysisHide

Oxide wt%:
 1
Mn2O381.0 %
Fe2O30.8 %
Al2O30.5 %
K2O3.3 %
Na2O0.8 %
H2O12.2 %
Total:98.6 %

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0020150FerrihollanditeBiagioni C, Capalbo C, Lezzerini M, Pasero M (2014) Ferrihollandite, BaMn4+6Fe3+2O16, from Apuan Alps, Tuscany, Italy: description and crystal structure European Journal of Mineralogy 26 171-1782014Apuan Alps, Tuscany, Italy0293
0014428HollanditeMiura H (1986) The crystal structure of hollandite Mineralogical Journal 13 119-1291986Gowari Wadhona, India0293
0016237CryptomelaneVicat J, Fanchon E, Strobel P, Tran Qui D (1986) The structure of K1.33Mn8O16 and cation ordering in hollandite-type structures _cod_database_code 1008322 Acta Crystallographica B42 162-1671986synthetic0293
0009759HollanditePost J E, Von Dreele R B, Buseck P R (1982) Symmetry and cation displacements in hollandites: structure refinements of hollandite, cryptomelane and priderite Acta Crystallographica B38 1056-10651982Stuor Njuoskes, Sweden0293
0009758CryptomelanePost J E, Von Dreele R B, Buseck P R (1982) Symmetry and cation displacements in hollandites: structure refinements of hollandite, cryptomelane and priderite Acta Crystallographica B38 1056-10651982Chindwara, India0293
0001263CoronaditePost J E, Bish D L (1989) Rietveld refinement of the coronadite structure sample from Broken Hill American Mineralogist 74 913-91719890293
0001262CoronaditePost J E, Bish D L (1989) Rietveld refinement of the coronadite structure sample from Morocco American Mineralogist 74 913-91719890293
CIF Raw Data - click here to close

Synonyms of Coronadite GroupHide

Relationship of Coronadite Group to other SpeciesHide

Other Members of Hollandite Supergroup:
Coronadite Group Members:
Coronadite Pb(Mn4+6Mn3+2)O16Mon. 2/m
Cryptomelane K(Mn4+7Mn3+)O16Mon. 2/m
Ferricoronadite Pb(Mn4+6Fe3+2)O16Tet. 4/m : I4/m
Ferrihollandite Ba(Mn4+6Fe3+2)O16Mon. 2/m
Hollandite Ba(Mn4+6Mn3+2)O16Mon. 2/m
Manjiroite Na(Mn4+7Mn3+)O16Tet. 4/m : I4/m
Strontiomelane Sr(Mn4+6Mn3+2)O16Mon. 2/m : P21/b
Thalliomelane Tl(Mn4+7.5Cu2+0.5)O16Tet. 4/m : I4/m
Click on any node to view relationships. Formula-derived relationship network for the group members above. Use Find related species to add formula-neighbour species outside the current group view. Solid links show inferred chemical differences; dashed violet links show same-formula crystallographic differences. Hydration states are not treated as relationship changes. These relationships do not imply any real-world substitution reactions between these species.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Coronadite GroupHide

References for Coronadite GroupHide

Localities for Coronadite GroupHide

Showing 1,527 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Afghanistan
 
  • Nuristan
[Hollandite] Brandstätter et al. (2000)
Algeria
 
  • Tindouf Province
[Hollandite] Semchaoui et al. (2016)
Angola
 
  • Huambo Province
    • Bailundo
[Hollandite] Lapido-Loureiro +4 other references
  • Namibe Province
    • Virei
[Hollandite] Lapido-Loureiro +3 other references
Argentina
 
  • Catamarca Province
    • Antofagasta de la Sierra Department
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
    • Belén Department
      • Hualfín
        • Alto de la Blenda
[Cryptomelane] Raúl J. Tauber Larry´s collection
[Cryptomelane] Brodtkorb (2002) +2 other references
[Cryptomelane, Manjiroite] Márquez-Zavalía et al. (2016)
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
      • Pozo de Piedra
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
[Cryptomelane] Padrón de Minas de la Provincia de Catamarca (1971)
  • Chubut Province
    • Biedma Department
      • Arroyo Verde
[Cryptomelane] Padrón de Minas de la Provincia de Chubut (2005)
  • Córdoba Province
    • Punilla Department
      • San Roque District
        • Tanti
[Cryptomelane] Dina (1993)
  • La Rioja Province
    • Sanagasta department
[Hollandite] Bardelli et al. (2018)
  • Mendoza Province
    • Malargüe Department
      • Agua Escondida District
        • Ethel mining group
[Cryptomelane, Hollandite] ...
  • Salta Province
    • Los Andes department
      • San Antonio de los Cobres
        • El Quevar mining district
[Cryptomelane] ROBL +1 other reference
[Coronadite, Cryptomelane, Hollandite] Ronald G. Simpson (2017)
  • San Luis Province
    • Coronel Pringles Department
      • El Trapiche
        • La Florida
[Cryptomelane] Galliski et al. (2011)
  • Santa Cruz Province
    • Deseado Department
      • Tres Cerros
[Cryptomelane] DEL BLANCO
[Cryptomelane] Raúl Jorge Tauber Larry +1 other reference
[Cryptomelane] Peña (1970)
      • El Naranjo y El Sunchal
[Cryptomelane] Peña (1970)
      • El Timbó
[Cryptomelane] Peña (1970)
      • Siete de Abril
[Cryptomelane] Peña (1970)
      • Villa Padre Monti
[Cryptomelane] Raúl Tauber Larry
[Cryptomelane] G. Álvarez (1938)
    • Lules Department
      • San Pablo y Villa Nougués
[Cryptomelane] G. Álvarez (1938)
[Cryptomelane] G. Álvarez (1938)
[Cryptomelane] G. Álvarez (1938)
Australia
 
  • New South Wales
    • Bligh Co.
[Coronadite] Ashley et al. (1997)
    • Darling Co.
[Coronadite, Cryptomelane, Hollandite] Brown et al. (1992)
    • Durham Co.
      • Moonan Brook
[Coronadite, Cryptomelane] Geochemical et al. (ed.) +1 other reference
    • Hardinge Co.
[Cryptomelane] Brown et al. (1992)
    • Inglis Co.
      • Bendemeer
[Cryptomelane] Brown et al. (1992)
[Cryptomelane] Brown et al. (1992)
    • Mouramba Co.
      • Nymagee
[Coronadite] Davidson (2012)
    • Robinson Co.
      • Cobar
[Coronadite] Gilligan et al. (1995)
[Coronadite] Gilligan et al. (1995) +1 other reference
    • Sandon Co.
[Cryptomelane] Gilligan et al. (1992)
    • Vernon Co.
[Hollandite] Gilligan et al. (1992)
[Cryptomelane] Gilligan et al. (1992)
      • Walcha
[Cryptomelane] Gilligan et al. (1992)
    • Yancowinna Co.
      • Broken Hill district
[Hollandite] Birch (1999)
[Coronadite] Birch et al. (1997)
[Coronadite] Worner et al. (1982)
[Coronadite] Worner et al. (1982)
[Coronadite] DSW collection
[Coronadite, Cryptomelane] Birch et al. (1997) +2 other references
            • MMM Mine
[Coronadite] Birch & van der Hayden 1997. AJM 3 (1)
          • North Mine
            • Block 39
[Coronadite] Worner et al. (1982)
  • Northern Territory
    • Barkly Region
[Cryptomelane, Hollandite] Scriven et al. (2007)
      • Muckaty Station
[Cryptomelane, Hollandite] Jones (1955) +1 other reference
[Cryptomelane, Hollandite] Jones (1955) +1 other reference
    • Coomalie Shire
      • Rum Jungle
[Coronadite] Munro-Smith (2006)
    • East Arnhem Region
      • Groote Eylandt
[Cryptomelane] GEMCO (Groote Eylandt Mining Company Operation)
    • Victoria-Daly Region
      • Grove Hill
[Coronadite] England et al. (1988)
[Coronadite]
  • Queensland
    • City of Mount Isa
[Cryptomelane] Scott (1987)
      • Mount Isa
[Coronadite] Sielecki (1988)
[Cryptomelane] Lottermoser et al. (2008)
[Coronadite] Sielecki (1988)
      • Kuridala
[Cryptomelane] Lottermoser et al. (2008)
      • Selwyn District
[Coronadite] Raymond (1992)
[Coronadite] Miningdataonline +1 other reference
    • Gympie Region
      • Amamoor
[Cryptomelane] Brooks (1962)
      • Amamoor Creek
[Cryptomelane] Brooks (1962)
    • Quilpie Shire
[Hollandite] Rey (2013)
  • South Australia
    • Campbelltown City Council
[Cryptomelane] Noble et al. (1983)
    • City of Onkaparinga
      • Chandlers Hill
[Coronadite] Kolitsch et al. (1999)
    • Goyder Regional Council
      • Burra
[Cryptomelane] Pring et al. (1994)
    • Pastoral Unincorporated Area
      • Iron Knob
[Cryptomelane] Sorrell (n.d.) +1 other reference
      • Leigh Creek
[Coronadite] Grubb (1971) +1 other reference
      • Martins Well (Martins Well Station)
[Cryptomelane, Hollandite] SA Geodata Database - Mineral Deposit ... +1 other reference
      • Moolawatana Station (Moolawatana)
        • Mt Babbage area (Inlier)
[Coronadite, Hollandite] PA Wulser personal data
      • North Moolooloo
[Coronadite] SARIG database - deposit No. 4310.
      • Puttapa
[Coronadite, Cryptomelane, Hollandite] Muller (1972) +1 other reference
  • Tasmania
    • West Coast municipality
      • Zeehan mining district
        • Dundas mineral field
[Coronadite] N.R. Kemp and R.S. Bottrill : ...
[Cryptomelane] Carnegie Museum of Natural History ...
[Coronadite] Bottrill et al. (2008)
  • Western Australia
    • Ashburton Shire
[Coronadite, Cryptomelane] Nickel et al. (1993)
[Coronadite] Nickel et al. (1993)
[Coronadite, Cryptomelane] Grice et al. (1991)
      • Wyloo Station
[Hollandite] Simpson Mineral Collection of the ...
    • East Pilbara Shire
      • Braeside lead field
[Coronadite] Simpson Mineral Collection of the ... +5 other references
[Coronadite] Simpson Mineral Collection of the ... +4 other references
[Coronadite] Simpson Mineral Collection of the ... +7 other references
[Coronadite] Simpson Mineral Collection of the ... +4 other references
[Cryptomelane] Williams +3 other references
      • Ripon Hills District
[Cryptomelane] The Australian Institute of Mining and Metallurgy (1977)
[Coronadite, Cryptomelane, Hollandite] Jones et al. (2013)
    • Kalgoorlie-Boulder Shire
      • Ora Banda Goldfield
[Cryptomelane] tngltd.com.au (2011)
    • Laverton Shire
      • Mount Weld Station
[Hollandite] Dunkan et al. (1990) +4 other references
    • Leonora Shire
      • Ten Mile Outcamp
[Coronadite] Nickel (1982)
    • Mukinbudin Shire
[Coronadite] Ferguson (1999)
    • Port Hedland Shire
      • Abydos Station
        • Wodgina
[Coronadite] Jacobson et al. (2007)
    • Ravensthorpe Shire
      • Ravensthorpe
[Cryptomelane] Pioneer Nickel Ltd. Media Release
[Coronadite] International Geological Congress (2008)
      • Wiluna
[Coronadite] Pirajno et al. (2010) +1 other reference
[Coronadite] Pirajno et al. (2010)
    • Wyndham-East Kimberley Shire
      • Kununurra
[Coronadite] Downes et al. (2011)
    • Yalgoo Shire
      • Golden Grove Mine
[Coronadite, Cryptomelane, Hollandite] Le Gleuher M. (2008)
Austria
 
  • Burgenland
    • Oberwart District
      • Badersdorf
[Hollandite] Ertl (2002)
  • Carinthia
    • Sankt Veit an der Glan District
      • Frauenstein
        • Sonntagsberg
[Hollandite] Niedermayr et al. (1995)
      • Friesach
        • Olsa
[Cryptomelane, Hollandite] European Journal of Mineralogy 17 (1)
      • Hüttenberg
[Cryptomelane] Niedermayr et al. (1995)
[Cryptomelane] - (n.d.)
    • Wolfsberg District
      • Bad Sankt Leonhard im Lavanttal
[Cryptomelane] Taucher (1995)
      • Wolfsberg
        • Waldenstein
[Cryptomelane] Niedermayr et al. (1995) +1 other reference
  • Lower Austria
    • Waidhofen an der Thaya District
      • Raabs an der Thaya
[Cryptomelane, Hollandite] Kolitsch et al. (2024)
  • Salzburg
    • Hallein District
      • Adnet
        • Limestone quarries
[Hollandite] Kolitsch et al. (2013)
      • Kuchl
        • Hoher Göll
[Cryptomelane] Strasser (1989)
    • Tamsweg District
      • Muhr
        • Schellgaden
[Cryptomelane] Strasser (1989)
      • Tweng
[Coronadite] Kolitsch et al. (2015) +1 other reference
  • Styria
    • Bruck-Mürzzuschlag District
[Cryptomelane] Paulitsch (1951)
      • Spital am Semmering
        • Steinhaus am Semmering
          • Fröschnitz valley (Fröschnitz)
            • Hasen valley
[Manjiroite] Auer (2020)
    • Deutschlandsberg District
      • Deutschlandsberg
[Coronadite] Ertl et al. (1998)
    • Südoststeiermark District
      • Bad Gleichenberg
        • Klausen
[Cryptomelane] Exel (1993)
      • Feldbach
        • Gossendorf
[Cryptomelane] Postl et al. (1996)
      • Klöch
[Cryptomelane] Taucher (1989) +1 other reference
    • Weiz District
      • Fischbach
        • Falkenstein
[Hollandite] Reicht et al. (2016)
          • Schindergraben
[Hollandite] Reicht et al. (2016)
  • Tyrol
    • Innsbruck-Land District
      • Navis
[Hollandite] Kolitsch et al. (2019)
      • Obernberg am Brenner
[Hollandite] Kolitsch et al. (2018)
    • Lienz District
      • Kals am Großglockner
[Cryptomelane, Hollandite] Uwe Kolitsch
        • Kals valley
[Coronadite, Cryptomelane, Hollandite] Neinaveie (1979)
      • Prägraten am Großvenediger
        • Dorferbach valley
[Cryptomelane] Kolitsch (2017)
[Cryptomelane] Kolitsch (2017)
Belgium
 
  • Wallonia
    • Liège
[Cryptomelane] Mélon et al. (1976) +3 other references
[Cryptomelane] Malaise (1913) +2 other references
[Cryptomelane] Mélon et al. (1976) +1 other reference
        • Petit-Sart
[Cryptomelane] Gustine (2002) +2 other references
[Cryptomelane] Hatert et al. (2002)
      • Lontzen
[Coronadite] Michel BLONDIEAU et al. (2018)
      • Stoumont
[Cryptomelane] Mélon et al. (1976) +1 other reference
[Cryptomelane]
      • Visé
[Cryptomelane] Jockin (en collaboration avec l'université de Liège) +4 other references
    • Luxembourg
[Cryptomelane] Mélon et al. (1976) +1 other reference
[Cryptomelane] Hatert et al. (2002)
      • Libin
[Cryptomelane] Hatert et al. (2002)
      • Manhay
[Cryptomelane] Mélon et al. (1976) +2 other references
[Cryptomelane] Fransolet (1979) +1 other reference
[Cryptomelane] Mélon et al. (1976) +4 other references
[Cryptomelane] Hatert et al. (2002)
[Cryptomelane] Hatert et al. (2002)
[Cryptomelane] Mélon et al. (1976) +2 other references
        • Cahay
[Cryptomelane] Hatert et al. (2002)
[Cryptomelane] Mélon et al. (1976)
[Hollandite, Strontiomelane] Schreyer et al. (2001) +2 other references
[Hollandite] Depret et al. (2024)
Bolivia
 
  • Cochabamba
    • Cercado Province
      • Huspa-Huspa (Uspa-Uspa; Ushpa-Ushpa)
[Cryptomelane] Petrov (n.d.)
    • Esteban Arce Province
[Coronadite] Petrov (n.d.)
  • Potosí
    • Antonio Quijarro Province
      • Porco Municipality
[Coronadite] Schnorrer-Köhler et al. (1990)
  • Santa Cruz
    • Ángel Sandoval Province
[Hollandite] Josep Sanchez-Lafuente collection.
    • Germán Busch Province
[Cryptomelane] Osvaldo R. Arce Burgoa (2007)
    • Ñuflo de Chavez Province
[Cryptomelane] Osvaldo R. Arce Burgoa (2007)
    • Velasco Province
[Cryptomelane] Kempff et al. (La Paz, 2009)
Bosnia and Herzegovina
 
  • Federation of Bosnia and Herzegovina
    • Sarajevo Canton
      • Ilijaš
[Cryptomelane, Hollandite] Vujanovic (1962)
Botswana
 
  • Central District
    • Palapye
[Hollandite] Yonggang Zhu et al. (2013)
Brazil
 
  • Amapá
    • Serra do Navio
[Hollandite] Smithsonian National Museum of Natural ...
  • Amazonas
    • São Gabriel da Cachoeira
[Hollandite] Bento et al. (2022)
  • Bahia
    • Érico Cardoso
      • Paramirim das Crioulas
[Cryptomelane] Cassedanne et al. (1980)
    • Urandi
[Hollandite] Varentsov (1996)
  • Ceará
[Cryptomelane] Santos et al. (2021) +1 other reference
  • Goiás
    • Cavalcante
[Hollandite] Pires et al. (2020)
  • Mato Grosso
    • Juína
[Hollandite] Cid et al. (2014)
  • Mato Grosso do Sul
    • Corumbá
[Cryptomelane] Barbosa (1950)
[Cryptomelane] Federico Ahlfeld and Alejandro Schneider-Scherbina (1964)
[Cryptomelane] Schneider et al. (1983)
  • Minas Gerais
    • Araxá
      • Barreiro
        • Araxá complex
[Hollandite] Nascimento et al. (2019)
    • Conselheiro Lafaiete
[Cryptomelane] acd.ufrj.br (2002)
    • Conselheiro Pena
      • Barra do Cuieté
[Cryptomelane] Bermanec et al. (2011)
[Cryptomelane] Scholz et al. (2014)
    • Galiléia
      • Sapucaia do Norte
[Cryptomelane] Cassedanne et al. (1999)
    • Ouro Preto
      • Antônio Pereira
[Cryptomelane] Cabral et al. (2002)
[Cryptomelane] Cabral AR et al. (Chico Rei)
    • Poços de Caldas
[Cryptomelane] Waber (1991)
[Cryptomelane] Nik Nikiforou specimen; Jeff Scovil ... +1 other reference
    • São Tiago
[Cryptomelane] de Oliveira Carmo et al. (2006)
  • Pará
    • Canaã dos Carajás
      • Serra Sul complex
[Cryptomelane, Hollandite] Silva et al. (2020)
    • Curionópolis
[Cryptomelane] Moroni et al. (2001) +1 other reference
    • Parauapebas
      • Alemão Cu deposit
[Cryptomelane] Proceedings 30th Intl Geol Cong Vol 16 ...
[Cryptomelane, Hollandite] Vale SA
  • Piauí
    • Nazaré do Piauí
[Cryptomelane] Costa et al. (2016)
  • Rio Grande do Norte
    • Parelhas
[Coronadite] Robinson et al. (1998)
Bulgaria
 
  • Burgas Province
    • Karnobat Municipality
[Hollandite] Banushev et al. (1994)
  • Haskovo Province
    • Madzharovo Municipality
      • Madzharovo
[Coronadite] Dobrev et al. (2004)
  • Pazardzhik Province
    • Panagyurishte Municipality
[Coronadite] Chavdarova et al. (2022)
  • Smolyan Province
    • Rudozem Municipality
[Coronadite] Bulgarian Academy of Sciences Annual ...
  • Sofia City Province
    • Stolichna Municipality
      • Kremikovtsi
[Coronadite, Cryptomelane, Hollandite] Radonova et al. (1967) +1 other reference
Burkina Faso
 
  • Sahel Region
    • Oudalan Province
[Cryptomelane, Hollandite] Hénocque et al. (1998)
Canada
 
  • Nova Scotia
    • Hants Co.
      • Walton
[Hollandite] Don Doell specimens
    • Lunenburg Co.
      • New Ross
[Manjiroite] O'Reilly (1992)
  • Ontario
    • Hastings County
      • Hastings Highlands Municipality
        • Monteagle Township
[Hollandite] PXRD by John Attard
    • Peel Region
      • Caledon Township
[Cryptomelane] Reiner Mielke 2014
    • Thunder Bay District
      • Walsh Township
[Hollandite] Mineralogical Magazine 60
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
[Cryptomelane] László Horváth unpubl. data ...
    • Nord-du-Québec
      • Jamésie
[Hollandite] Nadeau et al. (2015)
  • Yukon
    • Mayo mining district
[Coronadite] Watson et al. (1996)
Cape Verde
  • Barlavento Islands
[Hollandite] De Ignacio et al. (2012)
Chile
 
  • Antofagasta
    • Antofagasta Province
      • Antofagasta
[Coronadite] Arfè et al. (2016)
        • Escondida
[Coronadite, Cryptomelane] Arancibia et al. (2006)
[Coronadite] Camus et al. (1991)
      • La Negra-Coquimbana district
[Coronadite, Cryptomelane, Manjiroite] Pincheira et al. (1990)
      • Sierra Gorda
        • Caracoles mining district
          • Caracoles
[Coronadite] Samples analysed by Dr. Jochen Schlüter (Hamburg University)
[Coronadite] collected and analysed by french ...
[Cryptomelane] XRD by Joachim Lorenz
      • Taltal
[Coronadite] SEM-EDS and XRD by Joy Desor
[Cryptomelane, Hollandite] biblioserver.sernageomin.cl (n.d.)
  • Arica y Parinacota
    • Parinacota Province
[Cryptomelane] Hewett et al. (1968) +1 other reference
  • Atacama
    • Copiapó Province
      • Copiapó
        • Cachiyuyo de Llampos mining district
          • Carrera Pinto
[Cryptomelane] samples analysed by Gerhard Mohn and ...
[Coronadite] SEM-EDS +1 other reference
      • Tierra Amarilla
[Coronadite] samples analysed by Gerhard Mohn and ...
        • Pampa Larga mining district
          • Alacrán
[Cryptomelane] SEM-EDS and XRD by Joy Desor and ...
[Cryptomelane, Manjiroite] samples analysed by Jochen Schlüter
[Cryptomelane] samples analysed by Gerhard Mohn and ...
China
 
  • Fujian
    • Fuzhou
    • Longyan
      • Liancheng Co.
        • Liancheng Mn deposit
[Coronadite, Cryptomelane] Nanlai Zheng et al. (1986) +2 other references
[Cryptomelane] Guilin Institute of Metallurgical Geology et al. (1976) +1 other reference
    • Sanming
      • Datian County
[Cryptomelane] Bin Yu (2005)
  • Guangdong
    • Foshan
      • Gaoming District
[Coronadite, Cryptomelane] Liangkai Gu (1986)
    • Heyuan
      • Longchuan Co. (Lungchuan Co.)
[Cryptomelane] Liangkai Gu (1986)
    • Meizhou
      • Jiaoling Co.
        • Jiaoling Mn deposit
[Cryptomelane] Liangkai Gu (1986)
[Cryptomelane] Liangkai Gu (1986)
[Hollandite] Fengjun Ma (1986)
[Cryptomelane] Liangkai Gu (1986)
[Coronadite, Cryptomelane] Liangkai Gu (1986)
    • Qingyuan
      • Lianzhou City (Lian Co.)
[Cryptomelane] Liangkai Gu (1986)
[Coronadite, Cryptomelane] Liangkai Gu (1986)
    • Yunfu
      • Luoding Co.
[Coronadite, Cryptomelane, Hollandite] Guicheng Huang et al. (2001)
  • Guangxi
    • Baise
      • Jingxi Co.
[Cryptomelane] Ruixia Hao and Guangyue Guan (1995)
    • Chongzuo
      • Daxin Co.
[Cryptomelane, Hollandite] Niu +2 other references
      • Tiandeng Co.
[Cryptomelane] Shouquan Zhu (2001)
    • Fangchenggang
      • Fangcheng District
        • Qinzhou-Fangcheng Mn ore field
[Cryptomelane, Hollandite] Yinsheng Lang et al. (2007)
    • Guigang
      • Guiping Co.
[Cryptomelane] Guilin Institute of Metallurgical Geology et al. (1976) +1 other reference
    • Guilin
      • Pingle Co.
[Cryptomelane] Shikun Huang (1990)
    • Hechi
      • Yizhou District
[Cryptomelane] Guilin Institute of Metallurgical Geology et al. (1976)
[Cryptomelane] Guilin Institute of Metallurgical Geology et al. (1976)
    • Laibin
      • Wuxuan Co.
[Cryptomelane] Shikun Huang (1990)
    • Liuzhou
      • Liujiang Co.
[Cryptomelane] Shikun Huang (1990)
      • Luzhai Co.
[Cryptomelane] Guilin Institute of Metallurgical Geology et al. (1976)
    • Nanning
      • Long'an County
[Cryptomelane] Junzhen Huang (2008)
[Cryptomelane] Junzhen Huang (2008)
    • Qinzhou
      • Qinbei District
        • Qinzhou-Fangcheng Mn ore field
[Cryptomelane, Hollandite] Yinsheng Lang et al. (2007)
[Cryptomelane, Hollandite] Yinsheng Lang et al. (2007)
[Cryptomelane, Hollandite] Guilin Institute of Metallurgical Geology et al. (1976)
[Cryptomelane] Guilin Institute of Metallurgical Geology et al. (1976)
[Cryptomelane, Hollandite] Yinsheng Lang et al. (2007)
[Cryptomelane, Hollandite] Yinsheng Lang et al. (2007)
  • Guizhou
    • Zunyi
      • Bozhou District
[Cryptomelane] Shikun Huang (1990)
  • Hong Kong
    • New Territories
      • Sha Tin District
[Cryptomelane] PXRD by Alfredo Petrov
      • Tuen Mun District
[Coronadite] Field collected by Christopher Chui. XRF shows only significant Mn and Pb. (Other Mn-Pb oxides could be possible, but less likely in this environment.)
  • Hubei
    • Huanggang
      • Luotian Co.
        • Hejiawan
[Cryptomelane, Hollandite] Jingqu Yao (1992)
[Cryptomelane, Hollandite] Jingqu Yao (1992)
    • Huangshi
      • Yangxin Co.
[Coronadite, Cryptomelane] Junping Dong (1992)
    • Suizhou
      • Zengdu District
        • Xihe
[Hollandite] Xie Xiande et al. (2001)
    • Wuhan
      • Huangpi District
[Cryptomelane, Hollandite] Jingqu Yao (1992)
  • Hunan
    • Xiangtan
      • Yuhu District
[Cryptomelane] Ziqiang Wei (1976)
[Cryptomelane, Hollandite] Zhao +3 other references
    • Yiyang
      • Heshan District
[Cryptomelane] Jiuling Zhang (1982)
    • Yongzhou
      • Lanshan Co.
[Coronadite, Cryptomelane, Hollandite] Zhao et al. (2024)
      • Lingling District
[Cryptomelane, Hollandite] Shikun Huang (1990) +1 other reference
  • Inner Mongolia
    • Hulunbuir City (Hulunbei'er Prefecture)
      • New Barag Right Banner (Xin Barag Youqi)
[Coronadite, Cryptomelane] Zhicheng Lü et al. (2002)
    • Ulanqab City (Wulanchabu Prefecture)
      • Zhuozi County
[Coronadite] Wang Chen et al. (2006)
    • Xilingol League (Xilinguole Prefecture)
      • East Ujimqin Banner (Dongwuzhumuqin Co.; Dongwu Qi)
[Cryptomelane] Zhang et al. (2020)
  • Jiangsu
    • Nanjing
      • Qixia District
[Cryptomelane] Shikun Huang (1990)
  • Jiangxi
    • Fuzhou
      • Dongxiang Co.
[Coronadite] Tiegen Liu et al. (1996)
    • Jingdezhen
      • Leping Co.
[Cryptomelane] Guilin Institute of Metallurgical Geology et al. (1976)
    • Shangrao
      • Yanshan Co. (Qianshan Co.)
        • Yongping
[Coronadite] Nianqiang Yang et al. (1981)
  • Liaoning
    • Chaoyang
      • Chaoyang County
[Cryptomelane] Guilin Metallurgical Institute of Geology (1976)
  • Shanxi
    • Datong
      • Lingqiu County
[Cryptomelane] Qingrong Zheng et al. (2012)
  • Tibet
    • Qamdo Prefecture (Changdu Prefecture)
      • Jomdo Co. (Jiangda Co.)
[Coronadite] Peng et al. (2022)
  • Xinjiang
    • Ili Kazakh Autonomous Prefecture
      • Zhaosu Co.
[Cryptomelane, Manjiroite]
    • Kezilesu Autonomous Prefecture (Kizilsu Autonomous Prefecture; Qizilsu Autonomous Prefecture)
      • Wuqia Co. (Ulugqat Co.; Ulughchat Co.)
[Manjiroite]
  • Yunnan
    • Dali
      • Heqing County
[Cryptomelane] Xingyu Yang (1989) +1 other reference
    • Nujiang
      • Lanping County
[Coronadite] Liyan Zhang and Xihui Yang (1986) +1 other reference
    • Wenshan
      • Malipo County
[Hollandite] Du +6 other references
Costa Rica
 
  • Guanacaste Province
    • Nicoya Canton
[Hollandite] Halbach +4 other references
Cuba
 
  • Santiago de Cuba Province
[Cryptomelane] Acta Geológica Hispánica et al. (1-4)
Czech Republic
 
  • Central Bohemian Region
    • Benešov District
[Coronadite] Pauliš et al. (2022)
    • Příbram District
      • Počepice
[Cryptomelane, Hollandite] Vrtiška et al. (2016) +1 other reference
  • Hradec Králové Region
    • Trutnov District
      • Kohoutov
[Hollandite] Pauliš P. et al. (2015)
  • Karlovy Vary Region
    • Cheb District
      • Mariánské Lázně
[Cryptomelane, Hollandite] Sejkora et al. (2025)
    • Karlovy Vary District
[Coronadite, Cryptomelane] Hloušek et al. (2002)
    • Sokolov District
      • Krásno
        • Vysoký Kámen
[Cryptomelane, Hollandite] Jirásek et al. (2016)
  • Liberec Region
[Coronadite, Hollandite] Scharm +7 other references
    • Semily District
[Cryptomelane, Hollandite] Jirásek et al. (2015)
  • Moravian-Silesian Region
    • Bruntál District
      • Tvrdkov
[Coronadite, Cryptomelane, Hollandite] Dolníček et al. (2023)
    • Opava District
      • Bohuslavice
[Cryptomelane, Hollandite] Matýsek et al. (2014)
  • Pardubice Region
    • Svitavy District
      • Městečko Trnávka (Markt Türnau)
[Cryptomelane] Černý (1961)
  • South Bohemian Region
    • Tábor District
      • Ratibořské Hory
[Coronadite] Vrtiskova et al. (2024)
  • South Moravian Region
    • Brno-Country District
      • Maršov
[Cryptomelane, Hollandite] Exnar
  • Ústí nad Labem Region
    • Teplice District
      • Krupka
        • Vrchoslav
[Cryptomelane] Pauliš et al. (2019)
  • Vysočina Region
    • Havlíčkův Brod District
[Coronadite] VÍŠKOVÁ et al. (2022)
    • Třebíč District
      • Třebíč
[Cryptomelane, Hollandite] Jirásek et al. (2022)
        • Řípov
[Cryptomelane] Jirásek et al. (2022)
DR Congo
 
  • Haut-Katanga
    • Kambove Territory
[Cryptomelane, Hollandite] Paul De Bondt collection.
  • Lualaba
    • Dilolo
[Cryptomelane] Uchôa Filho et al. (2025)
[Cryptomelane, Hollandite] De Putter et al. (2018) +1 other reference
    • Mutshatsha
[Manjiroite] De Bondt (n.d.)
Egypt
 
  • Giza Governorate
[Cryptomelane] Tosson et al. (1974)
    • Black Desert
[Hollandite, Manjiroite] Salama et al. (2012)
[Cryptomelane] El-Habaak et al. (2016)
  • Red Sea Governorate
[Coronadite] Alekseev et al. (2023)
[Coronadite] Alekseev et al. (2023)
  • South Sinai Governorate
    • Abu Zeneima (Abu Zenima)
[Hollandite] Ibrahim (2000)
    • Um Bogma area
[Cryptomelane, Hollandite, Manjiroite] Afify et al. (2022)
Ethiopia
 
  • Afar Region
    • Kilbet Rasu
[Hollandite] Tadesse et al. (2003)
  • Amhara Region
    • North Wollo Zone
      • Delanta Woreda
[Hollandite] Rondeau et al. (2010)
Fiji
 
[Cryptomelane, Hollandite] Skiba (1964)
Finland
 
  • Kanta-Häme
    • Forssa
[Cryptomelane] Ilkka Mikkola collection
  • North Karelia
    • Joensuu
[Hollandite] Hyvärineb
  • South Karelia
    • Lappeenranta
[Hollandite] Hytönen (1999)
France
 
  • Auvergne-Rhône-Alpes
    • Allier
      • Moulins
        • Saligny-sur-Roudon
[Cryptomelane, Cryptomelane var: Thallium-bearing Cryptomelane] Bariand et al. (n.d.)
      • Vichy
        • Échassières
[Cryptomelane] G. Aubert : "Les coupoles granitiques de Montebras et d'Echassières (Massif Central Français)
          • Montmins mining district
[Cryptomelane] Yannick Vessely collection
            • Le Mazet
[Cryptomelane]
[Coronadite] Gert Schöneborn collection (to be analysed)
[Coronadite, Cryptomelane, Hollandite] Cuchet et al. (2000)
    • Cantal
      • Aurillac
        • Saint-Constant-Fournoulès
[Coronadite, Hollandite] R. Pierrot
      • Saint-Flour
        • Brezons
[Cryptomelane] R. Pierrot
    • Haute-Loire
      • Brioude
        • Lubilhac
[Hollandite] Forestier (1964) +1 other reference
        • Mazerat-Aurouze
          • Aurouze
[Coronadite] Pélisson (1989)
[Coronadite] Pélisson (1989)
        • Saint-Pal-de-Senouire
[Coronadite] Pélisson (1989)
    • Loire
      • Roanne
        • Le Crozet
[Coronadite] Chollet et al. (2013)
    • Puy-de-Dôme
      • Thiers
        • Lachaux
[Coronadite] Poughon A. (1962)
        • Ris
[Coronadite]
[Coronadite] Chollet Pascal Collection
[Coronadite] J. Chervet +1 other reference
  • Bourgogne-Franche-Comté
    • Haute-Saône
      • Lure
        • Esmoulières
[Hollandite] Perseil et al. (2000)
[Cryptomelane] Wittern et al. (1997)
[Cryptomelane] Perseil (1975)
[Cryptomelane] Perseil (1975)
  • Grand Est
    • Bas-Rhin
      • Sélestat-Erstein
        • Dambach-la-Ville
[Hollandite] Wittern et al. (1997)
    • Haut-Rhin
      • Colmar-Ribeauvillé
[Coronadite] Wittern et al. (1997)
      • Thann-Guebwiller
        • Bitschwiller-lès-Thann
[Cryptomelane] Wittern et al. (1997)
    • Vosges
      • Saint-Dié-des-Vosges
        • Gemaingoutte
[Cryptomelane] Hohl (1994)
        • Gérardmer
[Hollandite] Weil et al. (1958) +2 other references
  • New Caledonia
    • Northern Province
      • Houaïlou
[Cryptomelane] Berger et al. (2011) +1 other reference
  • Nouvelle-Aquitaine
    • Charente
      • Confolens
        • Terres-de-Haute-Charente
[Hollandite] Boisson et al. (2020)
    • Creuse
      • Guéret
        • Crozant
[Cryptomelane] FONTAN F (1976)
    • Deux-Sèvres
      • Bressuire
        • Mauléon
          • La Chapelle-Largeau
[Cryptomelane] Lièvre et al. (2002)
          • Le Temple
[Cryptomelane] Lièvre et al. (2002)
    • Haute-Vienne
      • Bellac
        • Razès
[Cryptomelane] Meisser et al. (2008)
  • Occitanie
    • Ariège
      • Foix
        • Val-de-Sos
          • Sem
[Coronadite] Jordi Fabre
    • Aude
      • Narbonne
        • Leucate
          • South Leucate peninsula
[Coronadite] Berbain et al. (2005)
    • Aveyron
      • Rodez
        • Pruines
[Coronadite, Cryptomelane, Ferricoronadite, Ferrihollandite] Boisson et al. (2020) +1 other reference
      • Villefranche-de-Rouergue
        • La Capelle-Bleys
[Hollandite] Gineste et al. (2026)
        • Monteils
[Cryptomelane] Favreau et al. (2010)
    • Haute-Garonne
      • Saint-Gaudens
        • Boutx
[Cryptomelane] Inventaire minéralogique de la France ...
    • Hautes-Pyrénées
[Cryptomelane] De Ascenção Guedes et al. (2002)
      • Bagnères-de-Bigorre
        • Vielle-Aure
[Cryptomelane] De Ascenção Guedes et al. (2002)
    • Tarn
      • Albi
        • Le Fraysse
[Cryptomelane] Pierrot et al. (1976)
      • Castres
        • Montredon-Labessonnié
          • Peyrebrune
[Coronadite, Hollandite] Georges FAVREAU collection + EDX ...
[Coronadite, Hollandite] Georges FAVREAU collection & EDX ...
  • Provence-Alpes-Côte d'Azur
    • Alpes-Maritimes
      • Grasse Arrondissement
[Cryptomelane, Hollandite] "Les minéralisations associées au volcanisme andésitique de Biot-Villeneuve Loubet (Alpes Maritimes)
    • Hautes-Alpes
      • Gap
        • Sigottier
          • Sigottier mines
[Coronadite] Jean-Luc Portes Collection
Gabon
 
  • Haut-Ogooué Province
    • Léboumbi-Leyou Department
      • Moanda
[Cryptomelane] Weber et al. (1979) +1 other reference
Germany
 
  • Baden-Württemberg
    • Freiburg Region
      • Breisgau-Hochschwarzwald
        • Bötzingen
[Coronadite] Boisson et al. (2014)
        • Eisenbach
[Coronadite] Walenta (1992) +1 other reference
[Cryptomelane] Walenta (1992)
[Cryptomelane, Hollandite] Gehlen (1958) +1 other reference
      • Ortenaukreis
        • Gengenbach
          • Gengenbach
[Coronadite, Cryptomelane] Wittern (2001)
        • Oberwolfach
[Coronadite, Cryptomelane, Hollandite] Walenta (1995)
[Hollandite] Walenta (1992)
      • Rottweil
        • Schenkenzell
          • Wittichen
[Hollandite] Walenta (1992)
      • Schwarzwald-Baar-Kreis
        • Vöhrenbach
          • Hammereisenbach-Bregenbach
[Hollandite] Walenta (1992)
      • Waldshut
        • Dachsberg
          • Urberg
[Cryptomelane] Walenta (1992)
    • Karlsruhe Region
      • Calw
        • Schömberg
[Hollandite] Walenta (1992)
      • Freudenstadt
        • Freudenstadt
[Coronadite] ...
      • Karlsruhe
        • Bruchsal
          • Rollenberg railway tunnel
[Coronadite] Weiß (1990)
  • Bavaria
    • Lower Franconia
      • Aschaffenburg District
        • Sailauf
          • Hartkoppe
[Cryptomelane, Hollandite, Manjiroite] Lorenz (1991) +1 other reference
        • Sailaufer Forst
          • Rehberg
[Cryptomelane] 70. +1 other reference
        • Westerngrund
          • Oberwestern
[Cryptomelane] Hock et al. (1992)
    • Upper Franconia
      • Bayreuth District
        • Mehlmeisel
58. +1 other reference
      • Hof District
        • Köditz
[Cryptomelane] Weiß (1990)
    • Upper Palatinate
      • Amberg-Sulzbach District
[Cryptomelane] Andritzky (1963)
        • Freihung
          • Elbart
[Coronadite] Weiß (1990) +1 other reference
      • Neustadt an der Waldnaab District
        • Pleystein
[Cryptomelane] Dill et al. (2009)
[Cryptomelane] Dill et al. (2012)
        • Waidhaus
          • Hagendorf
[Cryptomelane] Mücke et al. (1989)
[Cryptomelane]
[Cryptomelane] Kastning et al. (1996) +2 other references
[Cryptomelane, Hollandite] Dill et al. (2010)
  • Hesse
    • Darmstadt
      • Bergstraße
        • Lautertal (Odenwald)
          • Reichenbach
            • Borstein
[Cryptomelane] Collection of Steffen Michalski
[Cryptomelane] Collection of Steffen Michalski
[Cryptomelane] Collection of Steffen Michalski
      • Odenwaldkreis
        • Reichelsheim
[Coronadite, Cryptomelane, Hollandite, Manjiroite] Petitjean et al. (2007)
          • Vierstöck
[Cryptomelane] Petitjean (2004)
      • Wetteraukreis
        • Rosbach vor der Höhe
          • Ober-Rosbach (Oberrosbach)
[Hollandite] Kirnbauer (1984)
    • Giessen Region
      • Giessen
        • Linden (Hesse)
          • Klein-Linden
[Hollandite] Dr. Günter Grundmann collection
      • Lahn-Dill-Kreis
        • Lahnau
          • Waldgirmes
[Cryptomelane] Klaus Arnold Collection. Identified by ...
      • Limburg-Weilburg
        • Selters
          • Eisenbach
[Coronadite] Peter Lof collection.
        • Weinbach
[Cryptomelane] Blaß (2002)
  • Lower Saxony
    • Goslar District
      • Bad Harzburg
        • Radau valley
[Coronadite] Gröbner et al. (2019)
      • Clausthal-Zellerfeld
[Coronadite] Gröbner et al. (2009)
        • Oberschulenberg
[Cryptomelane]
      • Langelsheim
        • Lautenthal
[Cryptomelane] 50. +1 other reference
  • North Rhine-Westphalia
    • Arnsberg
      • Hochsauerlandkreis
        • Arnsberg
          • Uentrop
[Cryptomelane] Weiß (1990)
        • Sundern
          • Allendorf
[Hollandite] Weiß (1990)
      • Siegen-Wittgenstein
        • Kreuztal
          • Ferndorf
[Coronadite] Reinhardt (2011)
[Hollandite] 54 +1 other reference
        • Neunkirchen
[Cryptomelane] Rolf Golze +3 other references
          • Salchendorf
[Coronadite] Rolf Golze +3 other references
[Coronadite] Wittern (2001)
        • Siegen
          • Eiserfeld
[Cryptomelane] Wittern (2001)
            • Kohlenbach Valley
[Coronadite, Cryptomelane] Henrich (2009)
          • Eisern
[Coronadite] Rolf Golze +3 other references
[Coronadite] Reinhardt et al. (2016)
        • Wilnsdorf
          • Flammersbach
[Cryptomelane, Hollandite] Rolf Golze +3 other references
          • Obersdorf
[Coronadite, Cryptomelane] www.mineralienatlas.de (2025)
[Coronadite] Neschen (n.d.)
    • Cologne
      • Oberbergischer Kreis
        • Engelskirchen
          • Loope
[Coronadite] Habel et al. (2009)
  • Rhineland-Palatinate
    • Altenkirchen
      • Altenkirchen-Flammersfeld
        • Bürdenbach
[Hollandite] Johannes Markus Henrich +2 other references
      • Betzdorf-Gebhardshain
        • Kausen
[Cryptomelane] Wittern (2001) +1 other reference
      • Daaden-Herdorf
        • Herdorf
[Cryptomelane] Henrich et al. (2024)
        • Schutzbach
[Cryptomelane] Schnorrer et al. (2000)
      • Wissen
        • Hövels
          • Voßwinkel
[Coronadite] Henrich et al. (2019)
        • Mittelhof
          • Steckenstein
[Coronadite] Neschen (n.d.)
    • Bernkastel-Wittlich
      • Bernkastel-Kues
        • Hochscheid
[Coronadite] www.mineralienfreunde-der-pfalz.de (2020)
        • Monzelfeld
[Coronadite] Thomas Straub Collection
    • Kusel
      • Lauterecken-Wolfstein
[Hollandite] Heidtke (2001)
    • Rhein-Lahn-Kreis
[Coronadite, Cryptomelane] Wittern (2001)
      • Lahnstein
        • Friedrichssegen
[Coronadite, Cryptomelane, Manjiroite] Der Aufschluss Vol.55
    • Westerwaldkreis
      • Wirges
        • Dernbach
[Coronadite, Cryptomelane] Blaß et al. (1993) +1 other reference
  • Saarland
    • Merzig-Wadern
      • Wadern
        • Krettnich
[Cryptomelane] Brugger et al. (2001)
  • Saxony-Anhalt
    • Harz
      • Oberharz am Brocken
        • Elbingerode
[Cryptomelane] Schaarschmidt (2003)
      • Wernigerode
        • Hasserode
[Coronadite] message from R. Junker
  • Saxony
    • Bautzen District
      • Oßling
[Hollandite] Wittern (2001)
      • Wittichenau
[Hollandite] Wittern (2001)
    • Erzgebirgskreis
      • Ehrenfriedersdorf
[Cryptomelane] Wittern (2001)
[Cryptomelane, Hollandite] Wittern (2001)
      • Grünhain-Beierfeld
        • Waschleithe
          • Fürstenberg hill
[Cryptomelane] www.mineralienatlas.de (n.d.)
[Cryptomelane] Wittern (2001)
      • Raschau-Markersbach
        • Langenberg
[Hollandite] Kleeberg et al. (1992)
[Cryptomelane] www.dergraul.de (2001)
[Cryptomelane, Hollandite] www.dergraul.de (2001)
[Cryptomelane] www.dergraul.de (2001)
[Cryptomelane] www.dergraul.de (2001)
[Hollandite] XRD and SEM-EDX analysis (T. Witzke)
[Cryptomelane]
    • Görlitz District
[Hollandite] Witzke et al. (2025)
      • Königshain
[Cryptomelane] Witzke et al. (2001)
      • Schöpstal
        • Kunnersdorf
[Cryptomelane] Witzke et al. (2006)
      • Thiemendorf
[Cryptomelane] Witzke et al. (2001)
[Cryptomelane] Witzke et al. (2001)
      • Vierkirchen
        • Döbschütz
          • Arnsdorf-Melaune Quarry
[Cryptomelane] Witzke et al. (2001)
[Cryptomelane] Witzke et al. (2001)
    • Mittelsachsen
      • Sayda
[Cryptomelane] Wittern (2001)
    • Sächsische Schweiz-Osterzgebirge
      • Altenberg
[Cryptomelane] Jahn (1999)
    • Vogtlandkreis
      • Eichigt
[Hollandite] Burisch et al. (2021)
      • Pöhl
[Hollandite] www.vogtlandkristall.de (2020)
    • Zwickau District
[Cryptomelane] Paul (1995)
[Coronadite] Leonhardt et al. (1991)
  • Thuringia
    • Hildburghausen District
      • Schleusegrund
        • Schönbrunn reservoir
[Hollandite] www.mineralienatlas.de (2025)
    • Ilm District
[Hollandite] Gerstenberg (n.d.)
        • Gehren
[Hollandite] Gerstenberg (n.d.)
    • Nordhausen District
      • Harztor
        • Ilfeld
[Cryptomelane] Wittern (2001)
    • Saale-Orla District
      • Wurzbach
        • Weitisberga
[Manjiroite] ex-coll. G.Hoffmann (Jena)
    • Schmalkalden-Meiningen District
      • Brotterode-Trusetal
        • Brotterode
[Hollandite] Färber (n.d.)
        • Trusetal
[Cryptomelane]
[Cryptomelane]
    • Wartburg District
      • Bad Liebenstein
[Cryptomelane]
Ghana
 
  • Western Region
    • Tarkwa
[Cryptomelane] Mücke et al. (1999)
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
        • Agios Konstantinos (Kamariza)
[Hollandite, Manjiroite]
[Cryptomelane]
[Cryptomelane]
[Cryptomelane, Hollandite] Rieck et al. (1999) +1 other reference
[Cryptomelane, Hollandite]
          • Mercati mines
[Cryptomelane]
[Hollandite] Hanke (1998)
        • Elafos
          • Chaos mines
[Cryptomelane] Wendel et al. (1999)
[Cryptomelane] Wendel et al. (1999)
        • Km 3
          • Kaminiza mines
[Coronadite, Cryptomelane, Hollandite] NHM Vienna collection (Uwe Kolitsch SEM-EDS analysis) +1 other reference
[Coronadite, Cryptomelane, Hollandite] Branko Rieck collection
          • Km 3 mines
[Coronadite, Cryptomelane, Hollandite] Möckel (2000)
[Coronadite] Wendel et al. (1999)
[Cryptomelane] Vasilatos et al. (2018)
          • Megala Pefka Mines
[Cryptomelane] Wendel et al. (1999) +1 other reference
[Cryptomelane]
        • Lophos
          • Agrileza mines
[Cryptomelane] Wendel et al. (1999)
        • Plaka
          • Paliokamariza Mines (Paleokamariza Mines)
[Coronadite, Cryptomelane] Michalis Fitros. collection
          • Plaka Mines
[Coronadite, Hollandite] Hanke (1998)
[Hollandite]
        • Sounion
          • Cato Sounio mines
[Coronadite] Blaß et al. (1998)
      • Marathon
[Coronadite] Vasilatos et al. (2022)
[Coronadite, Cryptomelane, Hollandite] Stouraiti et al. (2022)
  • Eastern Macedonia and Thrace
    • Kavala
      • Kavala
[Cryptomelane] Fornadel et al. (2011)
  • Peloponnese
    • Argolis
      • Nafplio
[Cryptomelane, Hollandite] Φωτιάδης (2010)
    • Corinthia
      • Corinth
[Cryptomelane, Hollandite] Φωτιάδης (2010)
  • South Aegean
    • Andros
      • Vasiliko Mountain
[Hollandite] Reinecke et al. (1991)
[Hollandite] Reinecke (1982) +1 other reference
    • Milos
      • Kimolos
        • Kimolos Island
          • Korakies
[Coronadite, Cryptomelane, Hollandite] Lykakis et al. (2017)
      • Milos Island
[Coronadite, Cryptomelane, Hollandite, Manjiroite] Kilias +7 other references
    • Paros
      • Paros
        • Vounia Lefkon
[Cryptomelane, Hollandite] Tombros et al. (2023)
    • Syros-Ermoupoli
      • Syros
        • Gria Spilia
[Hollandite] Altherr et al. (2013)
Greenland
 
  • Kujalleq
[Cryptomelane] Petersen (2001)
Honduras
 
  • Olancho Department
    • Juticalpa Municipality
[Coronadite] Mattioli et al. (2014)
Hungary
 
  • Borsod-Abaúj-Zemplén County
    • Edelény District
      • Szőlősardó
[Cryptomelane] Sándor et al. (2005)
    • Gönc District
[Cryptomelane] Sándor Szakáll +1 other reference
    • Kazincbarcika District
      • Rudabánya
[Hollandite] Szakáll: Minerals of Rudabánya
[Coronadite] Szakáll
[Cryptomelane] Färber (n.d.)
[Cryptomelane] Zajzon N et al. (20014)
      • Mályi
[Cryptomelane] Gál (2011)
    • Sárospatak District
      • Erdőhorváti
[Hollandite] GEODA
  • Fejér County
    • Mór District
[Cryptomelane, Hollandite] Sándor et al. (2005)
  • Heves County
    • Eger District
[Cryptomelane] Sándor et al. (2005)
[Cryptomelane] Sándor et al. (2005)
  • Pest County
    • Budakeszi District
[Hollandite] Leél-Őssy et al. (2011)
  • Veszprém County
    • Ajka District
      • Úrkút
        • Csárda Hill
[Cryptomelane] www.mineralienfreunde.de (2003)
    • Veszprém District
      • Eplény
[Cryptomelane] Koch (1985)
[Cryptomelane, Hollandite] Sándor et al. (2005)
India
 
  • Andhra Pradesh
    • Visakhapatnam District
[Coronadite, Cryptomelane] Roy (1960)
    • Vizianagaram District
[Cryptomelane, Hollandite] Sivaprakash (1980)
[Cryptomelane, Hollandite] Sivaprakash (1980)
[Cryptomelane, Hollandite] Sivaprakash (1980)
[Cryptomelane, Hollandite] Sivaprakash (1981)
[Cryptomelane] Sivaprakash (1980)
[Cryptomelane, Hollandite] Sivaprakash (1980)
  • Gujarat
    • Panch Mahal District
[Cryptomelane] Rasul (1965)
  • Indian Plate
    • Eastern Ghats Belt
[Cryptomelane] Yadav (2022)
  • Jharkhand
    • Dhanbad District
      • Jharia Coalfield
[Hollandite] Kaur et al. (2024)
  • Karnataka
    • Ballari District
      • Bellary-Hospet iron belt
        • Sandur
[Coronadite, Cryptomelane] Rao et al. (1979)
  • Madhya Pradesh
    • Jabalpur Division
[Cryptomelane, Hollandite] Shukla +1 other reference
[Hollandite] Sarkar (2015)
[Cryptomelane, Hollandite] Roy (1962)
        • Tirodi
[Cryptomelane, Hollandite] MIURA et al. (1987)
[Cryptomelane] Clark (1993)
[Cryptomelane, Hollandite] Roy et al. (1968)
[Hollandite] Chemical abstracts
    • Jhabua District
[Ferrihollandite, Hollandite] Fermor et al. (1906) +3 other references
  • Maharashtra
    • Nagpur Division
      • Bhandara District
[Hollandite] Dasgupta et al. (1984)
[Hollandite] S.P. Deshpande (1959)
[Cryptomelane, Hollandite] Roy (1968)
[Hollandite] Tom Loomis specimen
  • Odisha
    • Jajapur (Jajpur) District
      • Sukinda ultramafic complex
        • Sukinda Valley
[Cryptomelane] Nayak et al. (1998)
    • Rayagada District
[Cryptomelane] Pradhan et al. (2019)
[Cryptomelane] Acharya et al. (1997)
    • Sundargarh District (Sundergarh District)
[Cryptomelane, Hollandite] Nicholson et al. (1997)
  • Rajasthan
    • Jodhpur Division
      • Barmer District
[Hollandite] Bhushan (2015)
  • Telangana
    • Adilabad District
[Cryptomelane, Hollandite] Rao +1 other reference
Indonesia
 
  • South Sulawesi Province
    • Gowa Regency
[Coronadite] Nur et al. (2010) +1 other reference
Iran
 
  • Fars Province
    • Bavanat County
[Cryptomelane] Rajabi et al. (2025)
    • Khorrambid County
[Cryptomelane] Rajabi et al. (2025)
[Cryptomelane] Rajabi et al. (2025)
  • Hamadan Province
    • Malayer County
[Coronadite] حسینخانی; ملاصالحی (2015) +1 other reference
  • Isfahan Province
[Coronadite] Reichert (2007)
  • Markazi Province
    • Arak County
[Coronadite] Marouti et al. (2021) +1 other reference
  • Sistan and Baluchestan Province
    • Zahedan County
      • Dehoo
[Cryptomelane, Hollandite] Lotfi et al. (2017)
  • South Khorasan Province
    • Nehbandan County
[Coronadite] Vachik Hairapetian collection
  • Yazd Province
    • Ardakan County
      • Kharanaq District
        • Zarrin Rural District
[Cryptomelane] Khodami et al. (2024)
Ireland
 
  • Leinster
    • Wicklow County
      • Blessington
        • Kilbride
[Cryptomelane, Hollandite]
      • Glendasan
[Coronadite] XRD & electron probe analysis by Drs ...
  • Munster
    • Tipperary County
      • Silvermines District
[Coronadite]
Israel
 
[Hollandite] Niedermayr (2000)
  • Southern District
    • Beersheba Subdistrict
      • Hevel Eilot Regional Council
        • Timna Valley
[Coronadite, Cryptomelane, Hollandite] Segev et al. (1992)
      • Ramat Negev Regional Council
        • Makhtesh Ramon
[Cryptomelane] Itamer (1993)
Italy
 
  • Aosta Valley
    • Nus
      • Saint-Barthélemy
[Cryptomelane] Marco Ciriotti collection (Uwe Kolitsch PXRD)
    • Saint-Marcel
      • Servette-Chuc mining complex
[Cryptomelane, Hollandite, Strontiomelane] Kienast et al. (1983)
  • Calabria
    • Cosenza Province
      • Mormanno
[Cryptomelane, Hollandite] Sinisi et al. (2018)
  • Emilia-Romagna
    • Parma Province
      • Varsi
        • Lamberti
[Hollandite] Adorni et al. (2009)
  • Lazio
    • Metropolitan City of Rome Capital
      • Campagnano di Roma
[Coronadite] Stoppa et al. (2019)
      • Cerveteri
[Hollandite] Stoppa et al. (2019)
      • Tolfa
        • Santa Severa Nord
[Cryptomelane, Hollandite] Bernardini et al. (2015) +1 other reference
    • Viterbo Province
      • Vetralla
[Cryptomelane] - (n.d.)
  • Liguria
    • La Spezia Province
      • Borghetto di Vara
[Cryptomelane, Hollandite]
[Hollandite] Di Lisi S.
    • Savona Province
      • Bergeggi
[Cryptomelane] collected by F. Castellaro and probed ...
  • Lombardy
    • Lecco Province
      • Valsassina
        • Primaluna
[Coronadite] Vergani et al. (2021)
    • Varese Province
[Hollandite] Guastoni A.
        • Cavagnano
[Hollandite] Guastoni et al. (2004)
        • Cuasso al Piano
[Hollandite] Guastoni et al. (2004)
  • Piedmont
    • Cuneo Province
      • Bellino
[Hollandite] Piccoli et al. (2007) +1 other reference
      • Canosio
        • Vallone della Valletta
[Cryptomelane, Hollandite] Cámara et al. (2017)
      • Frabosa Soprana
[Hollandite] Piccoli et al. (2007)
      • Montaldo di Mondovì
        • Borgata Oberti
[Cryptomelane, Hollandite] Matteo Giai et al. (2023) +5 other references
[Cryptomelane] Piccoli et al. (2007)
      • Roburent
[Hollandite] SEM-EDS + Raman identification (AMI SIUK)
      • Valdieri
        • San Lorenzo
[Coronadite, Cryptomelane, Hollandite] Parola et al. (2023) +1 other reference
    • Metropolitan City of Turin
      • Bricherasio
[Cryptomelane] Damiano (1977) +1 other reference
      • Lessolo
        • Calea
[Coronadite] Marco E. Ciriotti - Athos Callegari SCXRD (2012)
      • Traversella
[Cryptomelane] Alessandro Cantamessa collection
[Coronadite, Cryptomelane] SEM/EDS 18/09/2001 MNHN-Paris
  • Sardinia
    • Nuoro Province
      • Gadoni
[Coronadite] Stara et al. (1999)
    • South Sardinia Province
      • Carloforte
        • Capo Rosso mine
[Coronadite, Cryptomelane, Hollandite] Sinisi et al. (2012)
        • Macchione mine
[Cryptomelane, Hollandite] Sinisi et al. (2012)
      • Fluminimaggiore
[Cryptomelane] Bortolozzi (n.d.)
      • Iglesias
        • Bindua
[Coronadite] Pagliara et al. (2010) +1 other reference
      • Villasor
[Cryptomelane] Stara et al. (1996)
  • Trentino-Alto Adige/Südtirol
    • Trento Province
      • Frassilongo
        • Roveda
[Coronadite] AMI UK Service
      • Novaledo
[Coronadite] Gasparetto et al. (2026)
  • Tuscany
    • Grosseto Province
      • Monte Argentario
[Coronadite, Cryptomelane] Biagioni C. et al. (2016)
    • Livorno Province
      • Porto Azzurro
[Cryptomelane] P. Roegner - (raggi X, EDS)
    • Lucca Province
      • Stazzema
[Hollandite] Carcangiu et al. (1992)
      • Vagli Sotto
[Ferrihollandite] Cristian Biagioni +1 other reference
  • Veneto
    • Verona Province
      • Negrar di Valpolicella
        • Montecchio
          • Vajo Siresol
[Cryptomelane] Boscardin (2014)
Japan
 
  • Aichi Prefecture
    • Kasugai City
[Cryptomelane] Am Min 48:952-954
  • Akita Prefecture
    • Kitaakita City
      • Ani-machi
[Cryptomelane] - (n.d.)
  • Aomori Prefecture
    • Minamitsugaru District
[Cryptomelane] - (n.d.)
    • Nishitsugaru District
[Cryptomelane] - (n.d.)
  • Ehime Prefecture
    • Kamiukena District
      • Yanagidani
[Cryptomelane] - (n.d.)
    • Ouzu City
[Hollandite] Fukushima et al. (2005)
    • Seiyo City
      • Nomura
[Cryptomelane] - (n.d.)
      • Shirokawa
[Cryptomelane] - (n.d.)
    • Shikokuchuo City
      • Doi
[Hollandite] - (n.d.)
  • Fukuoka Prefecture
    • Fukuoka City
[Cryptomelane, Hollandite] specimens distributed by Professor ...
  • Fukushima Prefecture
    • Iwaki City
[Cryptomelane] Mineralogical Journal Vol. 18 (1996)
    • Yama District
      • Yamato-machi
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
  • Hokkaidō Prefecture
    • Hiyama Subprefecture
      • Hiyama District
        • Kaminokuni
[Coronadite, Cryptomelane] Nambu et al. (1981)
      • Setana District
        • Imakane (Imagane; Hanaishi)
[Cryptomelane] Forrest Cureton specimens
[Coronadite] Tanida et al. (1983)
    • Shiribeshi Subprefecture
      • Yoichi District
[Cryptomelane, Hollandite] - (n.d.)
[Cryptomelane] J.G. Wingard collection
    • Tokachi Subprefecture
      • Ashoro District
        • Ashoro
[Cryptomelane] Azami et al. (2025)
  • Iwate Prefecture
    • Kamihei District
      • Ono
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
    • Karumai
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane, Manjiroite] Nambu et al. (1967)
[Cryptomelane] - (n.d.)
[Cryptomelane, Manjiroite] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
    • Kuji City
      • Yamagata
[Cryptomelane] - (n.d.)
[Manjiroite] Nambu et al. (1980)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.) +1 other reference
    • Kunohe-gun
      • Hirono
        • Ono
[Cryptomelane, Hollandite, Manjiroite] - (n.d.)
      • Karumai
[Cryptomelane, Manjiroite] - (n.d.)
      • Kunohe
[Manjiroite] - (n.d.)
[Cryptomelane] - (n.d.)
      • Noda
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
    • Kuzumaki
[Cryptomelane] - (n.d.)
    • Morioka City
[Cryptomelane] - (n.d.)
    • Noda
[Cryptomelane] - (n.d.)
    • Shimohei District
      • Iwaizumi
[Cryptomelane] - (n.d.)
    • Shiwa District
[Cryptomelane] - (n.d.)
[Cryptomelane] - (n.d.)
  • Kyoto Prefecture
    • Kyoto City
      • Yamashina-ku
        • Misasagikuroiwa
[Cryptomelane] PXRD and XRF by John Attard
  • Mie Prefecture
    • Toba City
[Cryptomelane] Yamada (2004)
  • Miyagi Prefecture
    • Kami District
      • Kami
        • Miyazaki
[Hollandite] - (n.d.)
[Hollandite] - (n.d.)
  • Miyazaki Prefecture
    • Nishiusuki District
      • Hinokage
[Cryptomelane] Fuzimoto (2006)
  • Nagasaki Prefecture
    • Nagasaki City
      • Kinkai-Tone-machi
[Hollandite, Strontiomelane] Uehara et al. (2014)
[Cryptomelane, Hollandite] Enami et al. (2001)
  • Shiga Prefecture
    • Kusatsu City
[Cryptomelane] Yamada (2004)
  • Shizuoka Prefecture
    • Kamo district
      • Kawazu
[Manjiroite] Powder XRD by John Attard +1 other reference
    • Shimoda City
      • Rendaiji
[Cryptomelane] - (unpublished species lists maintained by local collectors) +1 other reference
  • Tochigi Prefecture
    • Kanuma City
[Cryptomelane] - (n.d.)
[Cryptomelane] Akira Kato (undated manuscript)
    • Sano City
[Cryptomelane] - (n.d.)
  • Tokyo Metropolis
    • Nishitama district
      • Okutama-cho
[Cryptomelane] - (n.d.)
  • Yamanashi Prefecture
    • Minami-Alps City
      • Kohsai
[Cryptomelane] Kato et al. (1981)
Jordan
 
  • Tafilah Governorate
[Coronadite, Cryptomelane, Hollandite] Qatar Univ. Sci. J. 21:101-117.
Kazakhstan
 
  • Aktobe Region
    • Kargaly District
      • Kempirsai Cr deposit
[Hollandite] Am.Min.79 (1994)
  • Karaganda Region
    • Karkaraly
[Cryptomelane] Evseev (1995) +1 other reference
  • Ulytau Region
    • Karazhal
[Coronadite] Evseev (1995)
Kosovo
 
  • Mitrovica District
    • Mitrovica
      • Trepça complex
[Coronadite] Féraud J. (1979)
Madagascar
 
  • Amoron'i Mania
    • Ambatofinandrahana District
[Hollandite] Hyrsl et al. (2003)
      • Mandrosonoro
        • Ambatovita
[Cryptomelane] Pezzotta et al. (2004)
  • Atsimo-Andrefana
    • Ampanihy District
      • Maniry
[Cryptomelane] Dekoninck et al. (2024)
  • Vakinankaratra
    • Betafo District
      • Anosiarivo Manapa
        • Antsentsindrano
[Cryptomelane] Knut Edvard Larsen collection # M-539
Mauritania
 
  • Trarza Region
[Cryptomelane] Livrable 87 +1 other reference
Mexico
 
  • Baja California Sur
    • Mulegé Municipality
      • Lucifer (San Lucifer)
[Cryptomelane] Panczner (1987) +1 other reference
      • Santa Rosalía
[Cryptomelane, Hollandite] Moore (1998) +1 other reference
  • Chihuahua
    • Aldama Municipality
[Cryptomelane, Hollandite] Cross (2006)
    • Aquiles Serdán Municipality
[Cryptomelane] Peter Megaw
        • East Camp
[Coronadite, Hollandite] Megaw (1990)
        • West Camp
          • Francisco Portillo
[Coronadite] boyuan zhang Collection
    • Hidalgo del Parral Municipality
      • Hidalgo del Parral
[Cryptomelane] McAnulty et al. (1969)
[Cryptomelane] McAnulty et al. (1969)
  • Durango
    • Mapimí Municipality
      • Mapimí
[Coronadite, Cryptomelane] Instituto de geología colletion (UNAM)
  • Hidalgo
    • Molango Municipality
[Manjiroite] Minera Autlan
  • Michoacan
    • Coalcomám Municipality
[Coronadite, Cryptomelane, Hollandite] Ref.: Revista Mexicana de Ciencias Geológicas et al. (2000)
  • Sonora
    • Moctezuma Municipality
[Coronadite, Cryptomelane] Braith et al. (2001)
Mongolia
 
  • Dornogovi Province
    • Argatay
[Cryptomelane] Kuleshov (2003)
  • Khovd Province
    • Myangad District
[Coronadite] Pavel M. Kartashov analytical data 2009
Morocco
 
  • Béni Mellal-Khénifra Region
    • Azilal Province
[Hollandite] Varentsov (1996)
  • Dakhla-Oued Ed-Dahab Region
    • Oued Ed-Dahab Province
[Hollandite] Malainine et al. (2025)
  • Drâa-Tafilalet Region
    • Errachidia Province
      • Er-Rissani Cercle
[Hollandite] Kristalle specimen
          • Tadaout
[Coronadite] Jahn et al. (2003) +2 other references
    • Midelt Province
      • Boumia Cercle
        • Tounfit Caïdat
[Hollandite] www.mindat.org (n.d.)
[Hollandite] Dennis Tryon
      • Midelt Cercle
        • Aït Oufella Caïdat
          • Mibladen
[Coronadite] Jahn et al. (2003)
    • Ouarzazate Province
      • Amerzgane Cercle
        • Amerzgane Caïdat
Verhaert et al. (2022)
[Hollandite] Econ Geol (1986)
[Coronadite, Hollandite] Econ Geol (1986)
[Coronadite, Hollandite] Econ Geol (1988)
[Hollandite] Econ Geol (1986)
[Hollandite] Econ Geol (1986)
    • Zagora Province
      • Agdz Cercle
        • Tansifte Caïdat
[Cryptomelane] Favreau & Dietrich (2006)
  • Oriental Region
    • Figuig Province
      • Figuig Cercle
[Cryptomelane] Verhaert et al. (2018)
Mozambique
 
  • Zambezia Province
    • Gilé District
[Cryptomelane] Neves et al. (1968) +1 other reference
Namibia
 
  • Erongo Region
    • Arandis Constituency
      • Goanikontes
[Cryptomelane] von Bezing (2007)
    • Karibib Constituency
      • Goabeb Farm 63
[Cryptomelane] Mineralogical Research Co. specimen
  • Oshikoto Region
    • Tsumeb
[Coronadite] Gebhard (1999)
  • Otjozondjupa Region
    • Omatako Constituency
[Hollandite] von Bezing (2007)
    • Otavi Constituency
      • Kombat
[Coronadite, Hollandite] XRD confirmed by Maria Atanasova
  • ǁKaras Region
    • Oranjemund Constituency
      • Rosh Pinah
[Coronadite] Cairncross et al. (2012)
New Zealand
 
[Cryptomelane] Railton et al. (1990)
Niger
 
  • Tillabéri
    • Téra
[Cryptomelane] Machens (1964)
North America Plate
 
[Cryptomelane, Hollandite] Belkin et al. (1987)
North Macedonia
 
  • Čaška Municipality
    • Nežilovo
      • Jakupica Mountains
        • Babuna Valley
[Ferricoronadite] Ermolaeva et al. (2017) +1 other reference
[Ferricoronadite] Hålenius et al. (2016) +1 other reference
[Ferricoronadite] Chukanov et al. (2018) +1 other reference
Norway
 
  • Akershus
    • Hurdal
[Hollandite] Neumann (1985)
    • Lunner
      • Grua mining district
[Coronadite] Raade (1993) +2 other references
    • Nannestad
      • Hurdalsjøen
[Hollandite] Larsen (1978)
  • Buskerud
    • Kongsberg
[Hollandite] Nordrum (2003)
  • Nordland
    • Hamarøy
[Cryptomelane] Husdal (2008)
Pacific Ocean
 
  • Clarion-Clipperton zone
[Hollandite] Skowronek et al. (2021)
Pakistan
 
  • Khyber Pakhtunkhwa Province
    • Peshawar District
      • Hameed Abad Kafoor Dheri
[Hollandite] Leavens et al. (2004)
Poland
 
  • Lesser Poland Voivodeship
    • Kraków County
      • Gmina Krzeszowice
        • Czerna
[Coronadite] Bąk et al. (2025)
[Thalliomelane] Miyawaki et al. (2020) +1 other reference
  • Lower Silesian Voivodeship
    • Jawor County
      • Gmina Męcinka
        • Chełmiec
[Hollandite] Paulo A. 1970: Minerały niklu i bizmutu w żyłach kruszcowych okolicy Chełmca (Góry Kaczawskie, Dolny Śląsk)
    • Kłodzko County
      • Gmina Nowa Ruda
        • Przygórze
[Hollandite] Kruszewski et al. (2019)
    • Świdnica County
[Cryptomelane] Körber et al. (2005)
        • Strzegom
[Cryptomelane] Petrov (n.d.)
    • Ząbkowice Śląskie County
      • Gmina Ząbkowice Śląskie
        • Szklary
[Coronadite, Cryptomelane, Hollandite] Pieczka et al. (2013)
[Hollandite] Pieczka et al. (2001)
    • Zgorzelec County
      • Bogatynia
        • Markocice
[Cryptomelane] Lis et al. (1986)
  • Opole Voivodeship
    • Nysa County
      • Gmina Otmuchów
[Cryptomelane] Jedlička J. et al. (Polsko)
Portugal
 
  • Aveiro
    • Castelo de Paiva
      • Raiva
[Coronadite] self-find Nuno Afonso
  • Beja
    • Almodôvar
      • Almodôvar e Graça dos Padrões
[Coronadite] Alves (n.d.)
    • Beja
      • Albernoa e Trindade
        • Albernoa Mining Field
[Hollandite] Azevedo (2024)
    • Mértola
      • São João dos Caldeireiros
[Hollandite] Pedro Alves analytical data and ...
    • Moura
      • Sobral da Adiça
[Coronadite] Ko Jansen collection
[Coronadite] Silva et al. (2026)
    • Odemira
      • São Luís
[Coronadite, Cryptomelane] Alves et al. (2017)
[Coronadite, Cryptomelane, Ferricoronadite] Alves (n.d.)
  • Bragança
    • Freixo de Espada à Cinta
      • Freixo de Espada à Cinta e Mazouco
[Coronadite] F. Noronha et al. (1998)
    • Mogadouro
      • Castelo Branco
[Coronadite] Noronha +4 other references
  • Guarda
    • Gouveia
      • Folgosinho
[Cryptomelane, Manjiroite] Idoia Garate-Olabe et al. (Guarda, Portugal)
    • Sabugal
      • Bendada
[Coronadite, Cryptomelane] Schnorrer-Köhler et al. (1991)
[Cryptomelane] Alves (n.d.)
  • Setúbal
    • Santiago do Cacém
      • Cercal do Alentejo
[Cryptomelane] Martins da Pedra collection
[Cryptomelane]
[Cryptomelane] Rui Nunes July 2006
  • Viana do Castelo
    • Monção
[Cryptomelane] Pedro Alves collection
Romania
 
  • Bihor County
    • Pădurea Craiului Mountains
      • Șuncuiuș clay mine
[Hollandite] Onac et al. (1997)
  • Caraş-Severin County
[Manjiroite] minerals-of-the-carpathians.eu (2008)
  • Maramureș County
    • Târgu Lăpuș
[Hollandite] HÎRTOPANU et al. (2025)
  • Suceava County
    • Ciocănești
      • Ciocănești
[Cryptomelane, Hollandite] Munteanu (1993) +1 other reference
    • Iacobeni
[Coronadite, Cryptomelane] minerals-of-the-carpathians.eu (2008)
      • Tolovanu
[Hollandite, Manjiroite] Hîrtopanu (1997) +1 other reference
Russia
 
  • Adygea (Republic of Adygea)
    • Maykopsky District
[Coronadite] Pekov I.V. et al. (2010) +1 other reference
  • Altai Krai
    • Krasnoshchyokovsky District
[Ferrihollandite, Hollandite] webmineral.ru (2020)
    • Rubtsovsky District
[Coronadite] Pekov et al. (2011)
  • Altai Republic
    • Ust-Koksinsky District
[Cryptomelane] Vera N. Smol'yaninova data
  • Bashkortostan
    • Uchalinsky District
      • Il'insky ore field
[Coronadite] Belogub et al. (2007)
  • Chelyabinsk Oblast
    • Kusinsky District
      • Magnitka
[Cryptomelane] Pekov (1998)
    • Kyshtym
[Hollandite] Pavel M. Kartashov analytical data 2018
    • Plastovsky District
      • Svetlyi
[Manjiroite] Igor Savin's data
  • Chukotka Autonomous Okrug
    • Chaunskii District (Chaun)
      • Ilirney ore district
[Coronadite] Pekov et al. (2016)
  • Irkutsk Oblast
[Hollandite] Mitchell et al. (1993)
  • Kamchatka Krai
    • Milkovsky District
      • Tolbachik Volcanic field
        • Great Fissure eruption (Main Fracture)
          • Northern Breakthrough (North Breach)
            • First scoria cone
[Hollandite] Pekov et al. (2015) +1 other reference
    • Yelizovsky District
[Cryptomelane] Takahashi +3 other references
  • Kemerovo Oblast
    • Tashtagolsky District
[Hollandite] Oksana Razva (2015)
  • Khabarovsk Krai
    • Taikan Ridge
      • Ir-Nimi manganese deposit
[Hollandite] V.V. Kalinin data
[Hollandite] Pavel M. Kartashov analytical data of ...
  • Khakassia (Republic of Khakassia)
    • Askizsky Rayon
      • Askiz ore district
[Coronadite] Kassandrov et al. (2009)
[Coronadite] Kassandrov et al. (2009)
  • Kirov Oblast
[Ferrihollandite] Pavel M. Kartashov's analytical data
  • Krasnoyarsk Krai
    • Boguchansky District
      • Chadobets alkaline complex
[Hollandite] Sharygin +10 other references
    • Enisei Range (Yenisei Ridge; Enisei Ridge)
[Coronadite] Silyanov et al. (2021)
  • Magadan Oblast
    • Omsukchansky District
      • Ducat ore field
[Coronadite] Filimonova et al. (2010)
  • Moscow Oblast
    • Podolsk Urban District
[Cryptomelane] Pavel M. Kartashov (n.d.) +1 other reference
  • Murmansk Oblast
[Cryptomelane] [World of Stones 95:5-6
[Hollandite] ...
[Cryptomelane, Hollandite] ...
    • Lovozersky District
      • Karnasurt Mountain
[Cryptomelane] Pavel M. Kartashov (n.d.)
[Cryptomelane] Pavel M. Kartashov collection (#3079a)
[Cryptomelane] Chakhmouradian et al. (2005)
    • Northern Karelia
      • Vuoriyarvi alkaline-ultrabasic massif
[Hollandite] Kozlov +6 other references
  • Orenburg Oblast
    • Orsk
      • Khalilovskii Mining District
        • Khabarninskii massif
[Cryptomelane] Sharkov (2009)
    • Svetlinsky District
      • Buruktal Mining District
        • Buruktal massif
[Cryptomelane] Talovina et al. (2003)
  • Primorsky Krai
    • Dalnerechensky District
      • Dalnerechensk area
[Hollandite] Pavel M. Kartashov analytical data 2021
  • Sakha
    • Aldansky District
      • Upper Amga gold-mining district
[Hollandite] Anisimova et al. (2020)
[Hollandite] Anisimova et al. (2025)
          • Verkhneamginskaya auriferous zone
[Hollandite] Kasatkin et al. (2022)
  • Sverdlovsk Oblast
    • Rezhevsky District
      • Lipovsk pegmatite field
[Coronadite] Igor.V. Pekov (2008)
    • Serovsky District
      • Turya river
        • Tur'insk
[Coronadite, Cryptomelane, Hollandite, Manjiroite] Kasatkin et al. (2021)
  • Ural Mountains
[Cryptomelane] Hyršl (1992)
  • Zabaykalsky Krai
    • Nerchinsky District
      • Adun-Cholon Range
[Coronadite] Kasatkin et al. (2014)
Rwanda
 
  • Western Province
    • Ngororero District
      • Muhororo
[Cryptomelane] Daltry et al. (1998)
Serbia
 
  • Central Serbia
    • Bor District
      • Bor
[Hollandite] Pačevski et al. (2016) +1 other reference
Slovakia
 
  • Banská Bystrica Region
    • Banská Bystrica District
      • Dúbravica
[Cryptomelane] POLÁK et al. (2017)
      • Ľubietová
Števko M. (2017)
[Hollandite] Majzlan J. et al. (2025)
    • Banská Štiavnica District
      • Banská Štiavnica
[Cryptomelane] Jeleň et al. (2006)
    • Brezno District
      • Brezno
[Coronadite] Ozdín D. (Dissertation thesis)
    • Žarnovica District
      • Rudno nad Hronom
[Coronadite] Vlasáč et al. (2021)
  • Košice Region
    • Gelnica District
      • Smolník
[Cryptomelane] Rojkovič (2001)
    • Košice-okolie District
      • Vyšný Medzev
[Hollandite] Koděra et al. (1986)
    • Rožňava District
      • Čučma
[Cryptomelane, Hollandite] Koděra et al. (1986)
  • Nitra Region
    • Levice District
[Coronadite] Mikuš et al. (2026)
  • Prešov Region
    • Stará Ľubovňa District
      • Šarišské Jastrabie
[Cryptomelane] Rojkovič I. et al. (2003)
South Africa
 
  • Gauteng
    • City of Tshwane Metropolitan Municipality
[Cryptomelane, Hollandite] Cairncross et al. (2008)
    • West Rand District Municipality
      • Mogale City Local Municipality
        • Magaliesburg
[Cryptomelane] pyrolusite +1 other reference
  • Limpopo
    • Capricorn District Municipality
      • Blouberg Local Municipality
[Cryptomelane] Gutzmer et al. (2002)
  • Mpumalanga
    • Ehlanzeni District Municipality
      • Mbombela Local Municipality
        • Mbombela
[Cryptomelane] Martini (1997)
    • Nkangala District Municipality
      • Thembisile Hani Local Municipality
        • Mkobola
[Cryptomelane] Atanasova et al. (2016)
  • North West
    • Bojanala Platinum District Municipality
      • Madibeng Local Municipality
        • Brits
[Cryptomelane] Robert O. Meyer collection +3 other references
      • Moses Kotane Local Municipality
[Coronadite] Mitchell et al. (2004)
    • Ngaka Modiri Molema District Municipality
      • Ramotshere Moiloa Local Municipality
[Coronadite, Cryptomelane] Martini (1990) +1 other reference
  • Northern Cape
[Cryptomelane] Gutzmer (1996)
    • Gamagara Ridge
[Cryptomelane] Gutzmer (1996)
[Cryptomelane] Gutzmer (1996)
    • John Taolo Gaetsewe District Municipality
      • Joe Morolong Local Municipality
[Cryptomelane] Cairncross et al. (1995)
        • Black Rock
[Cryptomelane] Cairncross et al. (1995)
        • Hotazel
[Cryptomelane, Hollandite] Cairncross et al. (1995)
[Cryptomelane, Manjiroite] Cairncross et al. (1995) +1 other reference
[Cryptomelane] Vafeas et al. (2018)
[Cryptomelane, Manjiroite] Cairncross et al. (1995)
[Cryptomelane] Beukes et al. (1995)
[Cryptomelane] Cairncross et al. (1995)
Spain
 
  • Andalusia
    • Almería
      • Cuevas del Almanzora
        • Las Herrerías
          • Berja Mines
[Coronadite] Valladares et al. (2021)
[Coronadite] Favreau (n.d.)
        • Sierra Almagrera
          • Jaroso Ravine
[Ferricoronadite] Georges FAVREAU collection and EDX ...
[Coronadite, Cryptomelane, Hollandite] Georges FAVREAU collection & EDX ...
      • Níjar
        • Huebro
[Coronadite] Dr. César Menor analysis
[Coronadite] A. Arribas et al. (2005)
          • Cerro de los Guardias
[Coronadite] Favreau (n.d.)
[Coronadite] Cesar Menor Salvan
[Coronadite] G. Leal et al. (2005)
      • Pulpí
        • Pilar de Jaravía
[Coronadite] Georges FAVREAU collection & EDX ...
    • Córdoba
      • Fuente Obejuna
[Coronadite] Carmona Ruiz +2 other references
[Coronadite] Carmona Ruiz +3 other references
    • Huelva
      • Almonaster la Real
[Cryptomelane, Hollandite, Manjiroite] Jorge (2000) +1 other reference
      • Nerva
[Hollandite] Färber (n.d.)
    • Jaén
      • Linares
[Coronadite] Colectivo Arrayanes et al. (2008)
  • Aragon
    • Teruel
      • Camañas
[Hollandite] Calvo Rebollar (2009)
  • Asturias
[Coronadite] Calvo Rebollar (2009)
      • Meredo
[Coronadite] Calvo Rebollar (2009)
  • Canary Islands
    • Santa Cruz de Tenerife Province
      • Tenerife
        • Arona
[Hollandite] Dill et al. (2023)
        • Granadilla de Abona
[Hollandite] Dill et al. (2023)
[Hollandite] Dill et al. (2023)
        • Santiago del Teide
[Hollandite] Dill et al. (2023)
  • Castile-La Mancha
    • Ciudad Real
      • Almodóvar del Campo
[Coronadite] Borja Sainz de Baranda et al. (2004)
[Coronadite] www.foro-minerales.com (2022) +1 other reference
[Coronadite] www.foro-minerales.com (2022) +1 other reference
[Cryptomelane] A. Crespo & R. Lunar (1997) +1 other reference
      • Pozuelo de Calatrava
[Cryptomelane] Calvo Rebollar (2009)
    • Toledo
      • Madridejos
        • Cerro de Pichita in La Perdiguera
[Coronadite] Menor (2010)
        • Cerros de La Perdiguera
[Coronadite] Menor (2010)
[Coronadite] Menor (2010)
  • Castile and Leon
    • León
      • El Bierzo
        • Sobrado
[Coronadite] Calvo et al. (2002)
  • Catalonia
    • Barcelona
      • Baix Llobregat
        • Gavà
          • Bruguers
[Cryptomelane] Joan Rosell - Jordi Ibàñez (10/2018)
    • Girona
      • Maçanet de la Selva
[Hollandite] Calvo Rebollar (2009)
      • Palamós
        • Sant Joan de Palamós
[Coronadite] Joan Rosell. RosellMinerals (2021)
      • Ribes de Freser
[Coronadite] Joan Rosell et al. (2022)
      • Vidreres
[Coronadite] Rodríguez +3 other references
    • Tarragona
      • Baix Camp
        • Alforja
[Coronadite] Abella i Creus (2018)
      • Priorat
        • Bellmunt del Priorat
[Coronadite] Joan Abella i Creus (2008)
        • El Molar
[Cryptomelane] Col. Agustin Agudo Espinosa.
        • Ulldemolins
[Coronadite, Hollandite] Rosell et al. (2017)
  • Extremadura
    • Cáceres
      • Zarza la Mayor
[Cryptomelane] Calvo et al. (2011)
  • Galicia
    • Pontevedra
      • Porriño
[Coronadite] Calvo et al. (2009)
  • Murcia
    • Cartagena
      • Cabo de Palos Range
[Coronadite] Rewitzer et al. (2018)
      • San Ginés de la Jara
        • Cabezo de San Ginés
[Hollandite] Joan Rosell - rosellminerals.com (02/2016)
[Hollandite]
[Coronadite] Lopez Garcia et al. (1987)
  • Valencian Community
    • Castellón
      • Chóvar
        • El Hembrar
[Hollandite] Adrián Pesudo
    • Valencia
      • Montserrat
[Hollandite] mti-minas-valencia.blogspot.com (2012)
Sweden
 
  • Norrbotten County
    • Jokkmokk
[Hollandite] Ödman (1950)
Ödman (1950) +2 other references
[Ferrihollandite, Hollandite] Ödman (1950) +1 other reference
[Ferrihollandite, Hollandite] Ödman (1950) +2 other references
[Ferrihollandite] Sandström (1997)
[Ferrihollandite, Hollandite] Ödman (1950) +1 other reference
  • Västmanland County
    • Norberg
Nysten et al. (2016)
Switzerland
 
  • Grisons
    • Albula Region
      • Surses
        • Tinizong (Tinzen)
          • Err valley
[Cryptomelane] Stalder et al. (1998)
[Hollandite] Stalder et al. (1998)
  • Valais
    • Goms
      • Binn
        • Fäld
[Coronadite] EDS by Th. Raber (2014)
    • Leuk
      • Turtmann-Unterems
        • Turtmann Valley
          • Pipjitälli
[Hollandite] The Canadian Mineralogist Vol. 44 (2006) +1 other reference
    • Sierre
      • Anniviers
        • Saint-Luc
[Cryptomelane] Ansermet (2012)
Tanzania
 
  • Dodoma Region
    • Kongwa District
      • Kongwa
[Hollandite] ...
Thailand
 
  • Phang Nga Province
    • Thai Mueang
      • Lam Phi
        • Chang Non
[Coronadite, Hollandite] Patrice Queneau Collection. Visual ...
Togo
 
  • Savanes Region
    • Kpendjal Prefecture
      • Nayéga
[Coronadite, Cryptomelane, Hollandite] Mémoire No 2 +1 other reference
Turkey
 
  • Burdur Province
    • Burdur
[Coronadite, Cryptomelane, Hollandite] TEKER et al. (2006)
  • Denizli Province
    • Tavas
      • Ulukent
[Cryptomelane] Öztürk (1997)
  • Elazığ Province
    • Keban District
[Cryptomelane] Kines (1969)
  • Eskişehir Province
    • Beylikova District
[Coronadite] Nikiforov et al. (2014)
  • Istanbul Province
    • Çatalca District
      • Binkiliç
[Cryptomelane] Öztürk et al. (1995)
[Cryptomelane] USGS Prof Paper 550C ppC158-C161
UK
 
  • England
    • Cornwall
      • Lostwithiel
[Cryptomelane] Cotterell (2010)
    • County Durham
      • Stanhope
        • Cowshill
[Coronadite] Young et al. (1996)
[Coronadite]
    • Cumbria
      • Allerdale
        • Caldbeck
          • Coombe Height
[Cryptomelane] - (2003)
[Coronadite] Hartley (1959) +4 other references
          • Roughton Gill
[Coronadite] Bridges et al. (2011)
[Coronadite, Cryptomelane] Green et al. (2008)
[Cryptomelane] Mike Leppington collection (visual identification)
[Coronadite] Bridges et al. (2011)
[Coronadite] Stanley et al. (1991)
      • Eden
        • Mungrisdale
[Hollandite] Briscoe et al. (2008)
    • Somerset
      • Mendip
        • Cranmore
[Coronadite, Cryptomelane] Turner (2006)
  • Scotland
    • Moray
[Coronadite, Hollandite] Nicholson (1986)
[Cryptomelane] Wilson et al. (1970) +1 other reference
  • Wales
    • Ceredigion
      • Trefeirig
        • Bontgoch
[Coronadite, Cryptomelane] Cotterell (2009)
        • Ponterwyd
[Cryptomelane] Cotterell (2009)
    • Conwy
      • Betws yn Rhos
[Cryptomelane] National Musuem of Wales specimen
    • Gwynedd
      • Llanuwchllyn
[Cryptomelane] National Museum of Wales database
      • Llanycil
[Cryptomelane, Hollandite] Tom Cotterell/Amgueddfa Cymru - Museum ...
        • Mynydd Nodol
[Cryptomelane, Hollandite] Tom Cotterell/Amgueddfa Cymru - Museum ...
        • Pantllwini
[Hollandite] National Museum of Wales collection
    • Powys
      • Uwch y Garreg
        • Carn Hyddgen
[Cryptomelane] Cotterell (2009)
Ukraine
 
  • Crimea
[Cryptomelane] Geologiya SSSR (The geology of USSR)
    • Simferopol area
      • Lozovoye Village area
[Cryptomelane] Tischenko Alexander
      • Mramornoe Village area
[Cryptomelane] Alexander I. Tischenko (1996)
  • Dnipropetrovsk Oblast
    • Nikopol Raion
      • Nikopol basin
[Cryptomelane] Varentsov (1996)
  • Ivano-Frankivsk Oblast
    • Ivano-Frankivsk Raion
[Coronadite, Hollandite] Kowalski et al. (1983)
  • Zakarpattia Oblast
    • Berehove Raion
      • Berehove
[Coronadite, Cryptomelane] O.K.Babynin et al. (2006)
USA
 
  • Alabama
    • Cherokee County
[Hollandite] Cook et al. (1982)
[Hollandite] Cook et al. (1982)
[Hollandite] Cook et al. (1982)
[Hollandite] Cook et al. (1982)
    • Clay County
[Cryptomelane, Hollandite] Dean (1995)
      • Shinbone Valley
[Hollandite] Cook et al. (1982)
    • Cleburne County
      • Rock Run Area
[Hollandite] - (2005)
    • Coosa County
[Cryptomelane] King (n.d.)
  • Arizona
    • Cochise County
[Coronadite, Cryptomelane] Graeme (1993)
        • Escabrosa Ridge
[Cryptomelane] Grant et al. (2005)
[Coronadite] Anthony et al. (1995)
      • Cochise Mining District
        • Gunnison Copper Project
          • Johnson Camp
Luetcke (n.d.)
      • Middle Pass Mining District
        • Cochise Stronghold
[Coronadite] Peter Cristofono collection
      • Oregon-Prompter Mine group
[Manjiroite] Anthony et al. (1995)
[Cryptomelane] Richmond et al. (1942) +2 other references
[Cryptomelane] Luetcke (n.d.)
[Coronadite, Cryptomelane] Luetcke (n.d.)
[Cryptomelane, Manjiroite] Richmond et al. (1942)
        • Tombstone Extension Mines
[Cryptomelane] Luetcke (n.d.)
      • Turquoise Mining District (Courtland-Gleeson Mining District)
        • Gleeson
          • Costello Mine group
[Coronadite] X ray and XRF by John Attard. In the ...
[Coronadite] Knudsen (1983) +1 other reference
[Coronadite] Anthony et al. (1995)
    • Coconino County
[Cryptomelane, Hollandite, Cryptomelane var: Thallium-bearing Cryptomelane] Crittenden et al. (1962) +1 other reference
        • Frazier Wells
[Cryptomelane] Potter (1949) +2 other references
    • Gila County
      • Banner Mining District
        • Hayden area
          • Chilito
[Hollandite] Keith (1972) +1 other reference
      • Globe Hills Mining District
        • Globe
          • Globe Placers
[Cryptomelane] Bargar et al. (2009)
      • Sierra Ancha Mountains
        • Sierra Ancha Mining District
[Cryptomelane, Hollandite] Crittenden et al. (1962) +2 other references
    • Greenlee County
      • Big Lue Mountains (Big Laue Mountain)
[Hollandite] "Microminerals from the Big Lue ...
      • Copper Plate Gulch
        • Coronado vein
[Coronadite] Lindgren (1904) +8 other references
[Coronadite] AmMin.: 27 (1942) +2 other references
      • Morenci
[Coronadite, Cryptomelane, Hollandite] King (n.d.)
    • Maricopa County
      • Osborn Mining District
        • Tonopah
          • Belmont Mountain
[Coronadite, Cryptomelane] Allen et al. (1988) +1 other reference
    • Mohave County
[Coronadite, Cryptomelane, Hollandite] Mouat (1962) +1 other reference
        • Artillery Peak
[Coronadite, Cryptomelane, Hollandite] Anthony et al. (1995)
[Coronadite, Cryptomelane, Hollandite] Anthony et al. (1995)
        • Cleopatra Mining District
          • Kimble Mining Sub-District
            • Maggie Canyon
              • Maggie Canyon zeolite and Mn deposit
[Cryptomelane, Hollandite] Mouat (1962) +1 other reference
[Cryptomelane] Mouat (1962) +1 other reference
    • Pima County
      • Cimarron & Sheridan Mountains
        • Cimarron Mining District (Salt Well Mining District)
          • Sheridan Mountains
            • Drew Spring Well
[Hollandite]
    • Pinal County
[Cryptomelane] Anthony et al. (1995)
      • Dudleyville
        • Malpais Hill
[Cryptomelane] Bideaux et al. (1960) +2 other references
[Cryptomelane] Thomssen (1983)
[Cryptomelane] Bideaux et al. (1960) +2 other references
      • Mammoth Mining District
        • Mammoth
          • Tucson Wash
[Hollandite] R.O. Meyer collection
        • Tiger
          • St. Anthony deposit
[Hollandite] Anthony et al. (1995)
      • Mineral Mountain Mining District
        • Reymert Canyon
[Coronadite, Cryptomelane, Hollandite] Wilson (1984) +1 other reference
      • Superior
[Coronadite, Cryptomelane] Short et al. (1943) +7 other references
    • Santa Cruz County
      • Patagonia Mountains
[Cryptomelane] Davis (1975) +1 other reference
          • Harshaw
            • Hardshell Gulch
              • Hermosa group
[Cryptomelane] MRDS database Dep. ID file #10048336.
        • Patagonia Mining District
          • Mowry
            • Mowry Wash
              • Mowry Hill
[Cryptomelane] Fleischer (1943) +1 other reference
      • Tyndall Mining District
        • Cottonwood Canyon
          • Glove Mine group (Zombie & Zeco claims; Festiago-Franklin; Blacksmith adit)
[Coronadite, Cryptomelane] Bideaux et al. (1983) +1 other reference
    • Yavapai County
      • Bradshaw Mountains (Bradshaw Range)
        • Castle Creek Mining District
          • Castle Creek area
[Hollandite] MRDS database Dep. ID #10026926
        • Peck Mining District
[Coronadite] Brian Beck Collected
[Coronadite] Brian Beck collected
      • Mayer
        • Agua Fria River
[Cryptomelane] Hewett et al. (1960) +2 other references
      • Weaver Creek
[Hollandite] Melchiorre +5 other references
      • Yarnell
[Hollandite] Melchiorre et al. (2018)
    • Yuma County
      • Little Horn Mountains
        • Sheep Tanks Mining District
          • Sheep Tanks Mine (Sheep Tank Mine; Resolution group)
[Hollandite] Anthony et al. (1995)
[Hollandite] Anthony et al. (1995)
  • Arkansas
[Cryptomelane] Howard (1987)
    • Montgomery County
      • North Mountain
[Cryptomelane] Rocks & Min.: 63: 113. +2 other references
[Cryptomelane] Smith (1988)
    • Pike County
      • Ouachita Mountains Manganese Mining District
[Cryptomelane] Rocks & min.:63:118 +1 other reference
[Cryptomelane] Rocks & Min.:63:118.
[Cryptomelane] Rocks & min.:63:118 +1 other reference
[Cryptomelane] Rocks & min.:63:118 +1 other reference
[Cryptomelane] Rocks & min.:63:118 +1 other reference
[Cryptomelane] Rocks & Min.: 63:118.
        • Langley
[Cryptomelane] Rocks & min.:63:118 +1 other reference
          • Hogpen Mountain
[Cryptomelane] Rocks & Min.: 63:118.
[Cryptomelane] Rocks & Min.: 63:118.
[Cryptomelane] Rocks & Min.: 63:118.
[Cryptomelane] Rocks & Min.: 63: 118
[Cryptomelane] Rocks & Min.: 63:118.
    • Polk County
[Cryptomelane] Smith (1988)
      • Ouachita Mountains Manganese Mining District
[Cryptomelane] Rocks & Min.:63:120.
[Cryptomelane] Rocks & Min.:63:120 +1 other reference
[Cryptomelane] Rocks & Min.:63:120 +1 other reference
[Cryptomelane] Rocks & Min.:63:120 +1 other reference
[Cryptomelane] Rocks & Min.:63:120 +1 other reference
[Cryptomelane] Rocks & Min.:63:120 +1 other reference
[Cryptomelane] Rocks & Min.: 63: 120.
[Cryptomelane] Rocks & Min.: 63: 120.
[Cryptomelane] Rocks & Min.: 63:120.
[Cryptomelane] Rocks & Min.: 63:120.
[Cryptomelane] Rocks & Min.: 63:120.
[Cryptomelane] Rocks & Min.: 63:120.
[Cryptomelane] Rocks & Min.: 63:120.
[Cryptomelane] Rocks & Min.: 63:120.
      • Shady
[Cryptomelane] Rocks & Min.:63:118.
    • Pulaski County
      • Little Rock
[Cryptomelane] Rocks & Minerals (1988)
  • California
    • Inyo County
      • Argus Mts (Argus Range)
        • Lookout Mining District (Modoc Mining District)
          • Lookout City
[Coronadite, Cryptomelane] Hall (1963) +4 other references
[Coronadite, Cryptomelane] Hall (1963) +3 other references
[Coronadite, Cryptomelane] Hall (1963) +2 other references
[Coronadite] a preliminary report: Economic Geology: ... +2 other references
      • Owlshead Mountains
[Coronadite] California Division of Mines and ...
      • Panamint Range (Panamint Mountains)
        • Cottonwood Mountains
          • Panamint Butte
[Coronadite] Hall (1963) +1 other reference
      • Saline Valley
[Cryptomelane] White (1955) +3 other references
    • Los Angeles County
      • Palos Verdes Peninsula
        • Palos Verdes Hills
          • Portuguese Bend area
[Hollandite] David H. Wilson Collection
    • Riverside County
      • Whitewater (White Water)
[Hollandite] David Singer: Highly oxidized rocks ... +2 other references
    • San Bernardino County
      • Afton
[Hollandite] minerals.gps.caltech.edu (1997)
      • Barstow Mining District
        • Barstow
          • Lead Mountain [2]
[Coronadite, Cryptomelane] Dr Robert Housley using SEM-EDS
      • Cady Peak
[Cryptomelane] Hewett (1964) +2 other references
      • Lavic
[Cryptomelane] Hewett (1964) +2 other references
      • Silver Lake Mining District
        • Soda Mountains
          • Baker
[Coronadite] EDS confirmed by Bob Housley.
    • San Diego County
      • Pala Mining District
        • Pala
          • Chief Mountain
            • Elizabeth R. Mine (Hazel W. claim)
[Cryptomelane] Foord et al. (1986)
    • Santa Cruz County
      • Santa Cruz
[Coronadite] Cooper et al. (1986)
  • Colorado
    • Custer County
      • Silver Cliff Mining District
[Cryptomelane] Eckel et al. (1997)
[Cryptomelane] Eckel et al. (1997)
[Cryptomelane] Eckel et al. (1997)
    • Douglas County
[Hollandite] Eckel et al. (1997)
    • El Paso County
      • Cheyenne Mining District (St. Peters Dome Mining District)
[Coronadite] Pavel M. Kartashov analytical data
[Hollandite] Hanson et al. (2013)
    • Lake County
      • Leadville
        • Carbonate Hill
[Cryptomelane] Eckel et al. (1997)
[Hollandite] Eckel et al. (1997)
    • Saguache County
      • Crystal Hill Mining District
[Hollandite] Eckel et al. (1997)
        • La Garita
[Coronadite, Hollandite] Eckel et al. (1997)
[Coronadite, Cryptomelane, Hollandite] Rocks & Minerals (July-August, 2002)
    • Teller County
      • Cripple Creek Mining District
[Manjiroite] Econ Geol (1985)
[Manjiroite] Carnein et al. (2005)
  • Connecticut
    • Litchfield County
      • Roxbury
        • Mine Hill
[Cryptomelane] Nikischer (2023)
      • Salisbury
[Cryptomelane] Moritz (n.d.)
  • Georgia
    • Bartow County
      • Cartersville Mining District
[Cryptomelane, Hollandite] Rocks & Min.: 64:185.
[Hollandite] - (2005)
[Cryptomelane] Matrix 10:4 pp 245-259
[Hollandite] Cook (1978)
    • Habersham County
[Cryptomelane] Cook (1978)
[Hollandite] MinMag 58:589
  • Illinois
    • Hancock County
      • Hamilton
[Hollandite] Mahaffey et al. (2022)
  • Maine
    • Androscoggin County
      • Poland
[Cryptomelane] King et al. (1994)
    • Oxford County
      • Albany
[Cryptomelane] King (2009)
[Cryptomelane] King (2009)
      • Gilead
[Cryptomelane] King (2009)
      • Greenwood
[Cryptomelane] King (2000)
      • Hebron
        • Mount Rubellite
[Cryptomelane] King (n.d.)
      • Newry
[Cryptomelane] King et al. (1994) +1 other reference
[Cryptomelane] King et al. (1994) +1 other reference
[Cryptomelane] King et al. (6)
[Cryptomelane] King et al. (6)
[Cryptomelane] King (n.d.)
[Cryptomelane] King (n.d.)
      • Peru
[Cryptomelane] C. Burtic & R. Dionne collections. +1 other reference
      • Rumford
[Cryptomelane] Tim Blake and Scott Soucey specimens
      • Stoneham
[Cryptomelane] Thompson et al. (1998)
  • Maryland
    • Calvert County
[Hollandite] www.irocks.com (2020)
  • Massachusetts
    • Hampshire County
      • Plainfield
[Cryptomelane] Plante (1992)
    • Norfolk County
      • Milton
[Cryptomelane] Harvard University spec. 90204
  • Michigan
    • Baraga County
      • Huron River
[Coronadite] Carlson et al. (2007)
    • Dickinson County
[Cryptomelane] Heinrich et al. (2004)
    • Gogebic County
      • Gogebic iron range
        • Ironwood
[Cryptomelane] Heinrich et al. (2004)
[Cryptomelane] Heinrich et al. (2004)
[Cryptomelane, Hollandite] Heinrich et al. (2004)
[Cryptomelane] Heinrich et al. (2004)
        • Yale
[Cryptomelane] Heinrich et al. (2004)
    • Keweenaw County
      • Grant Township
        • Copper Harbor
[Hollandite] Morris (1983)
    • Marquette County
      • Negaunee
[Cryptomelane] Heinrich et al. (2004)
[Cryptomelane] Heinrich et al. (2004)
[Cryptomelane] Heinrich et al. (2004)
  • Minnesota
    • Crow Wing County
      • Cuyuna North Range
        • Gloria mine (Donahue mine; McKensie mine; Lauretta Manganiferous Mines)
[Cryptomelane] Bornhorst et al. (1994)
        • Ironton
[Cryptomelane] USGS Prof Paper 407
[Cryptomelane] Econ Geology (1993)
  • Montana
    • Granite County
      • Philipsburg Mining District (Flint Creek Mining District)
[Cryptomelane] Prinz (1967) +1 other reference
[Coronadite] Collection of J.Dagenais
[Cryptomelane] H.A. Barrett and M.P.S. Krekeler (2011)
[Cryptomelane] Gobla (2012)
[Coronadite] Gobla (2012)
[Cryptomelane] Prinz (1967) +1 other reference
[Coronadite] Prinz (1967) +1 other reference
    • Lewis and Clark County
      • Seven-Up Pete Mining District
[Cryptomelane] Szarkowski (2019)
    • Madison County
      • Cherry Creek Mining District
[Hollandite] - (2005)
[Hollandite] - (2005)
    • Mineral County
      • De Borgia
[Cryptomelane] American Mineralogist 47:59-66
    • Silver Bow County
[Cryptomelane] Weed (1912) +1 other reference
  • Nevada
    • Carson City
      • Delaware Mining District
[Cryptomelane] Castor et al. (2004)
    • Clark County
      • Las Vegas Mining District
[Coronadite, Cryptomelane, Hollandite] Castor et al. (2004)
    • Esmeralda County
      • Red Mountain Mining District
[Hollandite] Castor et al. (2004)
    • Humboldt County
      • Golconda Mining District
[Hollandite] Castor et al. (2004) +1 other reference
[Cryptomelane] Castor et al. (2004)
      • Lone Pine Mining District
[Cryptomelane] USGS Bull 1538D
      • Virgin Valley
[Cryptomelane, Hollandite] Castor et al. (2004)
    • Lyon County
      • Wellington Hills
        • Silver Glance Mining District (Wellington Mining District)
[Coronadite] Walstrom (n.d.) +1 other reference
    • Mineral County
      • Candelaria Mining District
[Coronadite, Cryptomelane] Castor et al. (2004)
[Coronadite]
    • Nye County
      • Lodi Hills
        • Lodi Mining District
          • Quartz Mountain camp
[Coronadite] Castor et al. (2004)
[Coronadite] Jensen et al. (2010)
[Coronadite, Cryptomelane, Hollandite] Carlos et al. (1993)
    • Washoe County
      • Pyramid Mining District
[Hollandite] Nevada Bureau of Mines and Geology NBMG ... +1 other reference
    • White Pine County
      • White Pine Mining District
        • Silver Belt
          • Treasure Hill
            • Summit area
[Cryptomelane] Castor et al. (2004)
[Cryptomelane] Castor et al. (2004)
[Cryptomelane] Castor et al. (2004)
[Cryptomelane] Castor et al. (2004)
  • New Hampshire
    • Carroll County
      • Wakefield
[Coronadite] Rocks & Min. 80:256 (2005)
    • Grafton County
      • Groton
[Hollandite] Segeler et al. (1981)
  • New Jersey
    • Sussex County
      • Ogdensburg
[Manjiroite] Mike Scott S106121 from Cureton 1990 ID ...
[Cryptomelane] Frondel (1953) +1 other reference
[Cryptomelane] Frondel (1953) +1 other reference
[Cryptomelane] Frondel (1953) +1 other reference
  • New Mexico
[Cryptomelane] Northrop et al. (1996)
    • Catron County
      • Taylor Creek Mining District
        • Sawmill Creek
[Cryptomelane] NMGS 37th Field Conference
    • Eddy County
[Cryptomelane] AmMin 47:152
    • Grant County
[Hollandite] Northrop et al. (1996)
[Hollandite] Ronald Gibbs
      • Central Mining District (Bayard District)
[Coronadite] Walstrom (n.d.)
[Cryptomelane] Northrop et al. (1996)
    • Hidalgo County
      • Pyramid Mountains
        • Lordsburg Mining District
          • Lordsburg
            • Virginia District
[Coronadite] Jerry Cone Collection
      • Red Hill District
[Cryptomelane, Hollandite] U.S. Geological Survey staff (1965)
    • Luna County
[Coronadite, Hollandite] Northrop et al. (1996)
      • Little Florida Mountains
[Cryptomelane] Northrop et al. (1996)
[Hollandite] - (2005)
    • McKinley County
[Cryptomelane] NMBMMR Memoir 15 Geology and Technology ...
[Cryptomelane] NMBMMR Memoir 15 Geology and Technology ...
[Cryptomelane] NMBMMR Memoir 15 Geology and Technology ...
[Cryptomelane] NMBMMR Memoir 15 Geology and Technology ...
      • Smith Lake subdistrict
[Cryptomelane] NMBMMR Memoir 15 Geology and Technology ...
    • Santa Fe County
[Coronadite] Northrop et al. (1996)
[Coronadite] R & J DeMark Minerals of the Carnahan ...
    • Sierra County
[Cryptomelane] Maxwell et al. (1986)
      • Hillsboro Mining District
        • Hillsboro
          • Percha Creek
[Cryptomelane] NMBMMR New Mexico Mineral symposium (2001)
[Cryptomelane] Northrop et al. (1996)
[Cryptomelane] Northrop et al. (1996)
[Cryptomelane] Northrop et al. (1996)
[Coronadite] Northrop et al. (1996)
      • Paramount Canyon
[Cryptomelane] Jerry Cone Collection
      • San Mateo Mountains Mining District
[Hollandite] Jerry Cone Collection
[Cryptomelane] Northrop et al. (1996)
    • Socorro County
      • Hansonburg District
        • Bingham
[Coronadite] DeMark et al. (1999)
[Coronadite, Cryptomelane, Hollandite] Northrop et al. (1996) +1 other reference
[Coronadite] Betts (n.d.) +1 other reference
[Cryptomelane] Lueth et al. (2004)
[Coronadite] USGS: Geological Survey Circular 553 +2 other references
[Hollandite] 3rd Annual New Mexico Mineral Symposium (1983)
[Coronadite, Cryptomelane, Hollandite] USGS: Geological Survey Circular 553
      • Magdalena Mountains Manganese District
[Coronadite, Cryptomelane, Hollandite] Northrop et al. (1996)
[Coronadite, Cryptomelane, Hollandite] Northrop et al. (1996)
[Hollandite] U.S. Geological Survey staff (1965)
[Hollandite] - (2005)
  • North Carolina
    • Cleveland County
      • Kings Mountain
[Cryptomelane] Horton et al. (1981) +1 other reference
    • Mecklenburg County
      • Charlotte
[Hollandite] Jason B Smith
  • Oklahoma
    • McCurtain County
[Cryptomelane] Rocks & Min. vol. 72 (1997)
[Cryptomelane] Rocks & Min. vol. 72 (1997)
[Cryptomelane] R&M 72:4 pp 252-264
  • Pennsylvania
    • Bedford County
      • Broad Top Township
[Cryptomelane] Lapham et al. (1976)
    • Cumberland County
      • Boiling Springs
[Cryptomelane]
      • Carlisle
[Cryptomelane] Beste (2005)
      • Mount Holly Springs
[Cryptomelane] Henderson (1980)
    • Fulton County
[Cryptomelane] Ransom (1974)
    • Huntingdon County
[Cryptomelane] Tony Nikischer specimen
    • Northampton County
      • Lower Saucon Township
        • Hellertown
[Cryptomelane] Henderson (1980)
  • Rhode Island
    • Providence County
      • Cumberland
[Cryptomelane] Michael W. Kieron collection
      • Lincoln
        • Lime Rock
[Cryptomelane] Michael W. Kieron collection
  • South Carolina
    • Chesterfield County
[Hollandite] Pavich M J et al. (1980)
  • South Dakota
    • Lawrence County
      • Bald Mountain Mining District (Portland Mining District)
[Hollandite] Loomis (2011)
      • Central City
[Cryptomelane] Roberts et al. (1965)
  • Tennessee
    • Cocke County
      • Del Rio Mining District
[Cryptomelane] R&M 72:4 pp 268-270
    • Johnson County
      • Mountain City Mining District
[Cryptomelane] Paris (2011)
      • Shady Valley Mining District
[Cryptomelane] Paris (2011)
[Cryptomelane] Paris (2011)
[Cryptomelane] Paris (2011)
[Hollandite] - (2005)
    • Unicoi County
      • Unicoi Mining District
[Cryptomelane] Paris (2011)
[Cryptomelane] Paris (2011)
  • Texas
    • Jeff Davis County
      • Chispa
[Hollandite] Smith (1991) +1 other reference
      • Nunn Hill
        • Intersection Texas routes 118 & 166
[Cryptomelane] Rocks and Minerals
    • Llano County
[Cryptomelane] in the personal collection of Jennifer ...
    • Swisher County
[Cryptomelane, Hollandite] Am Min 72:1211-1224
  • Utah
    • Juab County
      • Eureka
[Coronadite] Marty et al. (1993)
    • Utah County
      • East Tintic Mining District
[Cryptomelane, Hollandite] Bullock (1981) +1 other reference
        • Dividend
          • Tintic Standard Mine
[Coronadite, Cryptomelane] USGS Prof Paper 1024 +1 other reference
      • Lake Mountains Mining District
[Cryptomelane] Bullock (1981)
  • Virginia
    • Albemarle County
      • Mechum River
[Cryptomelane] Dietrich (1990)
    • Amelia County
      • Winterham
[Hollandite] Kearns et al. (2000)
    • Appomattox County
      • Beckham
[Cryptomelane] Rocks & Min.:60:165.
      • James River-Roanoke River Mn-Fe-Ba Mining District
[Cryptomelane] Dietrich (1990)
    • Augusta County
[Cryptomelane] Dietrich (1990)
      • Northern Section - Blue Ridge Province
        • Lyndhurst-Vesuvius Mining District
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Dietrich (1990)
        • Waynesboro
[Cryptomelane] Dana 7:I:564 +1 other reference
      • West Augusta
[Cryptomelane] Robin D. Tibbit (deceased)
    • Bland County
      • Round Mountain Mining District
[Cryptomelane] Dietrich (1990)
    • Campbell County
[Cryptomelane] Dietrich (1990)
      • James River-Roanoke River Mn-Fe-Ba Mining District
[Cryptomelane] Dietrich (1990)
      • Lynch Station
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Dietrich (1990)
    • Craig County
[Coronadite, Cryptomelane, Hollandite] Dietrich (1990)
    • Frederick County
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Gilbert H. Espenshade (1954)
    • Page County
      • Elkton
[Cryptomelane] Dietrich (1990)
    • Rockbridge County
      • Lyndhurst-Vesuvius Mining District
[Cryptomelane] Dietrich (1990)
    • Shenandoah County
[Cryptomelane] Dietrich (1990)
    • Smyth County
      • Glade Mountain
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Dietrich (1990)
      • Pulaski-Smyth Mining District
[Cryptomelane] Dietrich (1990)
      • Pulaski-Wythe Mining District
[Cryptomelane] Dietrich (1990)
[Cryptomelane] Dietrich (1990)
[Hollandite] Dietrich (1990)
  • Washington
    • King County
      • Buena Vista Mining District
[Coronadite] Dr. Günter Grundmann collection
  • Wisconsin
    • Iron County
      • Gogebic Range
        • Hurley
[Cryptomelane, Hollandite] Robinson (2013)
        • Montreal
[Cryptomelane, Hollandite] Robinson (2013)
  • Wyoming
    • Crook County
[Coronadite, Cryptomelane, Hollandite] Van Rythoven et al. (2020)
Uzbekistan
 
  • Tashkent Region
    • Ohangaron District
[Coronadite] Belogub et al. (2007)
Venezuela
 
  • Aragua
    • Santos Michelena
[Cryptomelane] Domènech et al. (2020)
Yemen
 
  • Al Jawf Governorate
[Coronadite] Ansan Wikfs
Zambia
 
  • Central Province
    • Chitambo District
[Coronadite] Handbook of Mineralogy Vol II p399
[Coronadite] Vrána et al. (1978)
Zimbabwe
 
  • Matabeleland North
    • Hwange District
[Hollandite] Wolfgang Hampel
  • Midlands
    • Gokwe North District
[Coronadite] Frei (2005)
 
and/or  
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