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Merrillite Group

A group of related mineral species
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About Merrillite GroupHide

This page provides mineralogical data about Merrillite Group.


Unique IdentifiersHide

Mindat ID:
55746
Long-form identifier:
mindat:1:1:55746:1

IMA Classification of Merrillite GroupHide

IMA status notes:
IMA Approved Group Name

Chemical AnalysisHide

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0020386MerrilliteXie X, Yang H, Gu X, Downs R T (2015) Chemical composition and crystal structure of merrillite from the Suizhou meteorite American Mineralogist 100 2753-27562015Suizhou meteorite0293
0019803WopmayiteCooper M A, Hawthorne F C, Abdu Y A, Ball N A, Ramik R A, Tait K T (2013) Wopmayite, ideally Ca6Na3[]Mn(PO4)3(PO3OH)4, a new phosphate mineral from the Tanco Mine, Bernic Lake, Manitoba: description and crystal structure The Canadian Mineralogist 51 93-1062013the Tanco Mine, Bernic Lake, Manitoba, Canada0293
0018920WhitlockiteTait K T, Barkley M C, Thompson R M, Origlieri M J, Evans S H, Prewitt C T, Yang H (2011) Bobdownsite, a new mineral species from Big Fish River, Yukon, Canada, and its structural relationship with whitlockite-type compounds The Canadian Mineralogist 49 1065-10782011Palermo #1 quarry, New Hampshire, USA0293
0004626MerrilliteHughes J M, Jolliff B L, Rakovan J (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite by heating at 1050 degrees C for 24 hours American Mineralogist 93 1300-13052008synthetic0293
0004625WhitlockiteHughes J M, Jolliff B L, Rakovan J (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite American Mineralogist 93 1300-13052008synthetic0293
0004624WhitlockiteHughes J M, Jolliff B L, Rakovan J (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite American Mineralogist 93 1300-13052008synthetic0293
0004623WhitlockiteHughes J M, Jolliff B L, Rakovan J (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite American Mineralogist 93 1300-13052008Tip Top Pegmatite, Custer County, South Dakota0293
0004622WhitlockiteHughes J M, Jolliff B L, Rakovan J (2008) The crystal chemistry of whitlockite and merrillite and the dehydrogenation of whitlockite to merrillite American Mineralogist 93 1300-13052008Palermo Mine, North Groton, Grafton County, New Hampshire0293
0010333WhitlockiteTsirlin A A, Dikarev E V, Shpanchenko R V, Antipov E V (2006) A new whitlockite, Ca8.42Na1.16V(PO4)7 Acta Crystallographica C62 i13-i152006synthetic0293
0018313MerrilliteDowty E (1977) Phosphate in Angra Dos Reis: Structure and composition of the Ca3(PO4)2 minerals Earth and Planetary Science Letters 35 347-3511977Angra Dos Reis meteorite0293
0013352WhitlockiteSchroeder L W, Dickens B, Brown W E (1977) Crystallographic studies of the role of Mg as a stabilizing impurity in beta-Ca3(PO4)2. II. Refinement of Mg-containing beta-Ca3(PO4)2 Journal of Solid State Chemistry 22 253-2621977synthetic0293
0013351WhitlockiteSchroeder L W, Dickens B, Brown W E (1977) Crystallographic studies of the role of Mg as a stabilizing impurity in beta-Ca3(PO4)2. II. Refinement of Mg-containing beta-Ca3(PO4)2 Journal of Solid State Chemistry 22 253-2621977synthetic0293
0009550WhitlockiteKostiner E, Rea J R (1976) The crystal structure of manganese-whitlockite, Ca18Mn2H2(PO4)14 Acta Crystallographica B32 250-2531976synthetic0293
0012160WhitlockiteGopal R, Calvo C, Ito J, Sabine W K (1974) Crystal structure of synthetic Mg-whitlockite, Ca18Mg2H2(PO4)14 Canadian Journal of Chemistry 52 1155-11641974synthetic0293
0014686WhitlockiteGopal R, Calvo C (1972) Structural relationship of whitlockite and beta-Ca3(PO4)2 Nature Physical Science 237 30-321972Palermo Quarry0293
0014685WhitlockiteGopal R, Calvo C (1972) Structural relationship of whitlockite and beta-Ca3(PO4)2 Nature Physical Science 237 30-321972Palermo Quarry0293
0004238MerrilliteHughes J M, Jolliff B L, Gunter M E (2006) The atomic arrangement of merrillite from the Fra Mauro Formation, Apollo 14 lunar mission: The first structure of merrillite from the Moon American Mineralogist 91 1547-155220060293
0000445WhitlockiteCalvo C, Gopal R (1975) The crystal structure of whitlockite from the Palermo quarry American Mineralogist 60 120-13319750293
CIF Raw Data - click here to close

Relationship of Merrillite Group to other SpeciesHide

Other Members of Cerite Supergroup:
Cerite Group
Changesite-(Ce)(Ca8Ce)◻Fe(PO4)7Trig. 3m : R3c
KarwowskiiteCa9Mg(Fe2+0.50.5)(PO4)7Trig. 3m : R3c
Magnesiochangesite-(Y)(Ca8Y)◻ Mg(PO4)7Trig. 3m : R3m
Nipeiite-(Ce)Ce9Fe3+(SiO4)6[SiO3(OH)](OH)3Trig. 3m : R3c
Merrillite Group Members:
Merrillite Subgroup 
  Ferromerrillite Ca9NaFe2+(PO4)7Trig. 3m : R3c
  Keplerite Ca9(Ca0.50.5)Mg(PO4)7Trig. 3m : R3c
  Matyhite Ca18(Ca,◻)2Fe2+2(PO4)14Trig. 3m : R3c
  Merrillite Ca9NaMg(PO4)7Trig. 3m : R3m
Whitlockite Subgroup 
  Hedegaardite (Ca,Na)9(Ca,Na)Mg(PO4)6(PO3OH)Trig. 3m : R3c
  Strontiowhitlockite Sr9Mg(PO4)6(PO3OH)Trig. 3m : R3c
  Whitlockite Ca9Mg(PO4)6(PO3OH)Trig. 3m : R3c
  Wopmayite Ca6Na3◻Mn(PO4)3(PO3OH)4 Trig. 3m : R3c
Changesite-(Y) (Ca8Y)◻Fe2+(PO4)7Trig. 3m : R3c
Deynekoite Ca9◻Fe3+(PO4)7Trig. 3m : R3c

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 Merrillite GroupHide

References for Merrillite GroupHide

Localities for Merrillite GroupHide

Showing 426 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.
Africa
 
  • In Salah Province
    • In Salah District
      • Foggaret Ezzaouia
[Merrillite] Owocki et al. (2012)
Algeria
 
  • Adrar Province
    • Reggane District
      • Reggane
[Merrillite] www.lpi.usra.edu (2020)
  • Bouïra Province
    • Sour El Ghozlane District
      • Sour El-Ghozlane
[Merrillite] Merrill (1915)
  • Lakhbi
[Merrillite] - (2004, July)
  • Tlemcen Province
    • Sebdou District
[Whitlockite] Bannister (1947) +1 other reference
Anguilla
 
[Whitlockite] Palache et al. (1951)
Antarctica
 
  • East Antarctica
    • American Highland
      • Grove Mountains
[Merrillite] YT Lin et al. (2011)
[Merrillite] Meyer (2001)
    • Buckley Island quadrangle
      • Lewis Cliff
[Merrillite] Crozaz et al. (1988)
[Merrillite] McKay et al. (1990)
[Merrillite] Swindle (2001)
[Whitlockite] Semenova et al. (1992, March)
    • Pecora Escarpment
      • LaPaz Ice Field
[Merrillite] aaa.wustl.edu (2005)
    • Queen Maud Land
[Merrillite] Harries et al. (2013)
      • Queen Fabiola Mountains
[Merrillite] Yanai et al. (1983) +2 other references
      • Roberts Massif
[Merrillite] Usui et al. (2010)
      • Sør Rondane Mountains
[Merrillite] Mikouchi et al. (1996)
      • Steingarden Nunataks site
[Whitlockite] Brandstätter et al. (2014)
[Whitlockite] Brandstätter et al. (2014)
[Whitlockite] Brandstätter et al. (2014)
    • Victoria Land
      • Allan Hills
[Merrillite] Wadhwa et al. (1998)
[Merrillite] Cirlin (1984) +1 other reference
[Merrillite] Ikeda (1994) +1 other reference
[Merrillite] Kimura et al. (1997)
[Merrillite] Kimura et al. (1997)
      • Elephant Moraine
[Merrillite] curator.jsc.nasa.gov (2013)
      • Queen Alexandra Range
[Merrillite] Mikouchi et al. (1998) +2 other references
    • Wisconsin Range
      • Graves Nunataks meteorites
[Merrillite] Anzures et al. (2024)
Argentina
 
  • Buenos Aires Province
    • Coronel Suaréz
      • D'Orbigny
[Matyhite, Whitlockite] Hwang et al. (2014)
  • Chaco Province
    • Doce de Octubre Department
      • Gancedo
[Whitlockite] Bunch et al. (1970)
  • Chubut Province
    • Futaleufú Department
      • Esquel
[Merrillite] Ulff-Møller et al. (1998)
Australia
 
  • New South Wales
    • Evelyn Co.
[Merrillite] Pellas et al. (1966) +1 other reference
    • Nicholson Co.
      • Hillston
        • Forest Vale
[Merrillite] Pellas et al. (1987)
    • Townsend Co.
      • Barratta
[Merrillite] Fuchs (1969)
  • Queensland
    • Western Downs Region
      • Moonie
[Merrillite] Ikeda et al. (1996) +1 other reference
  • South Australia
    • District Council of Mount Remarkable
      • Wilmington
[Whitlockite] Pring et al. (1999) +1 other reference
    • Naracoorte Lucindale Council
      • Naracoorte Caves National Park
[Whitlockite] Forbes et al. (2006)
    • Pastoral Unincorporated Area
      • Gammon Ranges
        • Vulkathunha-Gammon Ranges National Park
[Whitlockite] Snow et al. (2014)
      • Weekeroo Station
[Merrillite, Whitlockite] Ruzicka et al. (1999)
    • Southern Mallee District Council
      • Pinnaroo
[Merrillite] Mittlefehldt et al. (1998)
  • Victoria
    • City of Greater Shepparton
      • Murchison
[Merrillite] Inoue et al. (2012)
  • Western Australia
    • Dundas Shire
      • Cocklebiddy Roadhouse
[Whitlockite] Caves: processes +1 other reference
      • Madura Roadhouse
[Whitlockite] Bridge (1977)
    • Harvey Shire
      • Binningup Beach
[Merrillite] Bevan et al. (1988)
    • Meekatharra Shire
      • Mount Padbury Station
[Merrillite] Delaney et al. (1981) +1 other reference
    • Yalgoo Shire
      • Dalgaranga Station
[Merrillite] Mittlefehldt et al. (1998)
Austria
 
  • Burgenland
    • Oberpullendorf District
      • Nikitsch
        • Kroatisch Minihof
[Merrillite] Ravasz et al. (1977)
  • Carinthia
    • Spittal an der Drau District
      • Millstatt lake
[Whitlockite] Walter (1998) +1 other reference
      • Spittal an der Drau
        • Wolfsberg
[Whitlockite] Pichler (2009)
  • Tyrol
    • Landeck District
      • Ischgl
[Merrillite] Brandstätter et al. (2013)
  • Upper Austria
    • Eferding District
      • Prambachkirchen
[Merrillite] Schadler et al. (1933)
Bahamas
 
  • San Salvador District
    • San Salvador Island
[Whitlockite] Onac B.P. et al. (2001) +1 other reference
Bangladesh
 
  • Barisal Division
    • Bhola District
[Merrillite] Kothari et al. (1980)
  • Chittagong Division
    • Comilla District
[Merrillite] Delaney et al. (1981)
Belarus
 
  • Gomel Region
    • Buda-Kashalyova District
[Merrillite] doi.org (n.d.) +2 other references
Brazil
 
  • Ceará
    • Parambu
      • Gavião
        • Novo Exu farm
[Merrillite] Levi-Donati et al. (1974) +1 other reference
    • Salitre
[Whitlockite] adsabs.harvard.edu (n.d.)
  • Maranhão
    • Itapicuru-Mirim
[Merrillite] Gomes et al. (1980)
  • Mato Grosso
    • Juína
[Merrillite] Kaminsky et al. (2022) +1 other reference
  • Minas Gerais
    • Martinho Campos
      • Ibitira
[Merrillite, Whitlockite] Heim et al. (March 1999)
    • Patrimônio
[Merrillite] Gomes et al. (1980)
    • Sete Lagoas
[Merrillite] Gomes et al. (1980)
  • Pará
    • Parauapebas
[Merrillite] Atencio et al. (2020)
  • Paraíba
    • Picuí
[Whitlockite] Sergio Varvello collection
  • Rio de Janeiro
    • Angra dos Reis
      • Ilha Grande
[Keplerite, Merrillite, Whitlockite] Prinz et al. (1977) +1 other reference
  • Rio Grande do Sul
    • Encantado
[Merrillite] Lewis et al. (2013)
    • Putinga
      • Linha Rui Barbosa
[Merrillite] Keil et al. (1978) +1 other reference
  • São Paulo
    • Avanhandava
      • Borá
[Merrillite] Gomes et al. (1980) +1 other reference
Burkina Faso
 
  • Est Region
    • Gourma Province
      • Matiacoali Department
[Merrillite] Crozaz G. et al. (1989)
Canada
 
  • Alberta
    • Lamont County
[Merrillite] Mold et al. (1982)
    • Minburn County
[Merrillite] Smith (1980)
    • Peace River
[Merrillite] Burke et al. (1983)
  • British Columbia
    • Golden Mining Division
      • West Kootenay District
[Merrillite] Crozaz G. et al. (1989)
  • Manitoba
    • Lac-du-Bonnet area
      • Bernic Lake
[Whitlockite, Wopmayite] 153-155. +2 other references
  • New Brunswick
    • York Co.
      • Canterbury Parish
        • Benton
[Merrillite] Walton et al. (2003)
  • Newfoundland and Labrador
    • Labrador
      • Seal Lake alkaline complex (Letitia Lake)
[Whitlockite] GSC locality database +1 other reference
  • Québec
    • Montérégie
      • Pierre-De Saurel RCM
        • Saint-Robert
[Merrillite] castaing.eps.mcgill.ca (n.d.)
  • Saskatchewan
    • Springwater
[Merrillite, Whitlockite] Davis et al. (1989, March)
  • Yukon
    • Dawson mining district
[Whitlockite] Horvath (2003) +1 other reference
[Whitlockite] Richard Gunter Collection.
[Whitlockite] [MinRec 23:Yukon 34] +1 other reference
Cape Verde
 
  • Barlavento Islands
    • Sal Island
[Whitlockite] Maffeis et al. (2026)
[Whitlockite] Maffeis et al. (2026)
Chile
 
  • Antofagasta
    • Antofagasta Province
      • Mejillones
        • Mejillones peninsula
[Hedegaardite] Williams et al. (2015)
      • Taltal
[Merrillite, Whitlockite] Kimura et al. (1991)
  • Tarapacá
    • Iquique Province
      • Iquique
        • Punta de Lobos
[Hedegaardite] Williams et al. (2015)
China
 
  • Anhui
    • Bozhou
      • Qiaocheng District
        • Xiaoyanzhuang
[Merrillite, Whitlockite] Kuiren Wang and Junxin Wang (1987)
  • Guangdong
    • Shaoguan
      • Wengyuan Co.
[Merrillite, Whitlockite] Xie et al. (2014)
  • Hubei
    • Jingmen
      • Jingshan
[Merrillite] Ma et al. (2024)
    • Suizhou
      • Zengdu District
        • Xihe
[Merrillite, Whitlockite] Chen et al. (2008) +1 other reference
  • Inner Mongolia
    • Xilingol League (Xilinguole Prefecture)
      • East Ujimqin Banner (Dongwuzhumuqin Co.; Dongwu Qi)
[Merrillite] Grossman (1997) +1 other reference
  • Jiangsu
    • Taizhou
      • Gaogang District
        • Sixiangkou
[Merrillite, Whitlockite] Chen et al. (2004)
  • Jilin
    • Jilin
      • Chuanying District
[Whitlockite] Wankang Huang et al. (1978)
  • Shaanxi
    • Hanzhong
      • Ningqiang County
[Whitlockite] Wang et al. (2009)
  • Xinjiang
    • Changji Autonomous Prefecture (Sanji Autonomous Prefecture)
      • Fukang Co.
[Whitlockite] Connolly et al. (2006)
Croatia
 
  • Split-Dalmatia County
    • Molunat
[Merrillite] Hoinkes et al. (1976)
Cuba
 
  • Pinar del Río Province
[Merrillite] The Meteoritical Bulletin
  • Santiago de Cuba Province
[Whitlockite] Anthony et al. (2016)
Curaçao
 
[Whitlockite] Palache et al. (1951) +1 other reference
Czech Republic
 
  • Moravian-Silesian Region
    • Frýdek-Místek District
      • Morávka
[Merrillite] Borovička et al. (2003)
  • Olomouc Region
    • Olomouc District
      • Těšetice
[Merrillite] Hutchison R. et al. (1998)
  • Vysočina Region
    • Jihlava District
      • Stonařov (Stannern)
[Merrillite] Sarafian et al. (2013)
Estonia
 
  • Järva County
    • Tännassilma
[Merrillite] de Chazal et al. (1985)
Finland
 
  • Uusimaa
    • Porvoo
      • Bjurböle
[Merrillite] Palache et al. (1951) +1 other reference
France
 
  • Auvergne-Rhône-Alpes
    • Ardèche
      • Largentière
        • Labastide-sur-Bésorgues
[Merrillite] Sarafian et al. (2013)
    • Drôme
      • Die
        • Saint-Jean-en-Royans
[Merrillite] M. Christophe Michel-Lévy
    • Rhône
      • Villefranche-sur-Saône
        • Salles-Arbuissonnas-en-Beaujolais
[Merrillite] Murrell et al. (1984)
  • Centre-Val de Loire
    • Loiret
      • Montargis
[Merrillite] Baziotis et al. (2018)
  • Corsica
    • Haute-Corse
      • Corte
        • Asco
[Merrillite] Gattacceca et al. (2007)
  • Grand Est
    • Aube
      • Nogent-sur-Seine
        • Saint-Mesmin
[Merrillite] Kothari et al. (1980)
    • Haut-Rhin
      • Thann-Guebwiller
        • Ensisheim
[Merrillite] Fuchs (1969)
  • Nouvelle-Aquitaine
    • Charente
      • Angoulême
        • Saint-Séverin
[Merrillite] Manhes et al. (1975) +1 other reference
  • Occitanie
    • Gers
      • Condom
        • Cazaubon
          • Barbotan
[Merrillite] Reed et al. (1985)
    • Tarn-et-Garonne
      • Montauban
        • Orgueil
[Merrillite] Nagy et al. (1964)
  • Provence-Alpes-Côte d'Azur
    • Alpes-Maritimes
      • Grasse Arrondissement
        • Saint-Cézaire-sur-Siagne
[Whitlockite] Audra et al. (2019)
Germany
 
  • Bavaria
    • Lower Bavaria
      • Rottal-Inn District
        • Stubenberg
[Merrillite] - (2010)
    • Upper Bavaria
      • Traunstein District
[Whitlockite] Neumair et al. (2016)
    • Upper Palatinate
      • Neustadt an der Waldnaab District
        • Waidhaus
          • Hagendorf
[Whitlockite] Dill (2015)
  • Brandenburg
    • Oberhavel
      • Furstenberg/Havel
[Merrillite] Brannon et al. (1988)
[Merrillite] Matthes et al. (1988)
    • Teltow-Fläming
      • Trebbin
[Merrillite] Andrehs et al. (1989)
  • Hesse
    • Giessen Region
      • Lahn-Dill-Kreis
        • Lahnau
          • Waldgirmes
[Whitlockite] Weiß (1990)
  • Lower Saxony
    • Brunswick
[Merrillite] Hochleitner et al. (2015)
    • Osnabrück District
      • Georgsmarienhütte
[Merrillite] Bartoschewitz et al. (2009)
    • Rotenburg (Wümme) District
      • Bremervörde
[Merrillite] Crozaz G. et al. (1989)
  • North Rhine-Westphalia
    • Cologne
      • Aachen
        • Stolberg
[Whitlockite] Blaß et al. (1995)
    • Detmold
      • Minden-Lübbecke
        • Minden
[Merrillite] Mittlefehldt et al. (1998)
  • Rhineland-Palatinate
    • Bitburg-Prüm
      • Bitburg
        • Albacher Mühle
[Merrillite] Rambaldi et al. (1974)
    • Südwestpfalz
      • Thaleischweiler-Wallhalben
        • Krähenberg
[Merrillite] Reed et al. (1985)
  • Saxony-Anhalt
    • Altmarkkreis Salzwedel
      • Salzwedel
        • Hohenlangenbeck
[Whitlockite] Matthes (1995)
  • Schleswig-Holstein
    • Kiel
[Merrillite] Ackermand et al. (1973)
    • Nordfriesland
      • Joldelund
[Whitlockite] Wittern (2001)
  • Thuringia
    • Greiz District
      • Kauern
[Whitlockite] Witzke et al. (1998)
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
        • Agios Konstantinos (Kamariza)
[Whitlockite Subgroup] Kolitsch et al. (2014) +1 other reference
Hungary
 
  • Hajdú-Bihar County
    • Kaba
[Merrillite] Rubin et al. (1984)
India
 
  • Bihar
    • Gaya District
[Ferromerrillite, Merrillite, Whitlockite] Lundberg et al. (1988)
  • Gujarat
    • Surendranagar District
[Merrillite] Perron et al. (1992)
  • Himachal Pradesh
    • Kangra District
[Merrillite] Merrill (1915)
  • Madhya Pradesh
    • Khandwa District
      • Andore
        • Nimar
[Merrillite] Hsu et al. (1996)
  • Maharashtra
    • Chhatrapati Sambhajinagar Division (Aurangabad Division)
      • Jalna District
[Merrillite] Reed et al. (1985)
    • Nagpur Division
[Merrillite] Ray et al. (2016)
  • Tamil Nadu
    • Dindigul district
[Whitlockite] Kurat et al. (2005)
  • Uttar Pradesh
    • Mirzapur Division
      • Bhadohi District
[Merrillite] Lauretta et al. (2001)
Indonesia
 
  • East Java Province
    • Ngawi Regency
[Merrillite] Van Schmus et al. (1969)
[Merrillite] Grady et al. (2015)
Iran
 
  • Kurdistan Province
    • Divandarreh County
[Whitlockite] Amin et al. (2022)
  • Markazi Province
    • Delijan County
      • Naragh (Naraq; Narāq; Narāk)
[Whitlockite] Adib D. (1979)
  • Tehran Province
    • Karand
[Merrillite] Delaney et al. (1981)
Iraq
 
  • Kirkuk Governorate
    • Daquq District
[Merrillite] Bull et al. (1982)
Ireland
 
  • Munster
    • Tipperary County
[Merrillite] Reed et al. (1985)
Israel
 
  • Southern District
    • Beersheba Subdistrict
[Keplerite] Britvin et al. (2021)
      • Tamar Regional Council
        • Hatrurim Basin
[Keplerite, Merrillite] Britvin et al. (2021)
[Merrillite] Britvin et al. (2019)
          • Wadi Zohar
[Ferromerrillite, Merrillite, Merrillite Subgroup] Galuskin et al. (2025)
Italy
 
  • Emilia-Romagna
    • Ferrara Province
      • Vigarano Mainarda
        • Vigarano Pieve
[Merrillite] Rubin et al. (1985)
    • Metropolitan City of Bologna
      • Fontanelice
[Merrillite] Carapezza et al. (1975) +1 other reference
    • Parma Province
      • Fidenza
[Merrillite] Baldanza et al. (1970)
  • Lombardy
    • Brescia Province
      • Alfianello
[Merrillite] Levi-Donati (1971)
  • Marche
    • Macerata Province
      • Pollenza
[Whitlockite] Maras et al. (1979)
  • Sicily
    • Agrigento Province
      • Agrigento
[Whitlockite] Levi-Donati G.R. (1972)
    • Metropolitan City of Messina
      • Messina
        • Upper Camaro Valley
[Merrillite] Baldanza et al. (1985)
Jordan
 
  • Amman Governorate
    • Transjordan Plateau
      • Daba-Siwaqa complex
[Deynekoite] Miyawaki et al. (2022) +2 other references
Kenya
 
  • Laikipia County
[Whitlockite] Schulze et al. (1993) +1 other reference
Libya
 
  • Jufra District
    • Dar al Gani
[Merrillite] Ikeda et al. (2000)
[Merrillite] Meteoritical Bulletin 84 (Aug.2000) +1 other reference
[Merrillite] Folco (2004)
[Merrillite] Zhang et al. (2013)
Malaysia
 
  • Sarawak
    • Miri Division
[Whitlockite] Bridge et al. (1983) +1 other reference
Mauritania
 
  • Adrar Region
    • Chinguetti
[Merrillite] Mittlefehldt et al. (1998)
[Merrillite] The Meteoritical Society (2020)
[Merrillite] Gattacceca et al. (2020)
  • Tiris Zemmour Region
[Merrillite] - (2010)
Mexico
 
  • Chihuahua
    • Pueblito de Allende
[Merrillite] LUNAR AND PLANETARY SCIENCE XV
  • Coahuila
    • Cuatro Ciénegas Municipality
      • Cuatro Ciénegas (Cuatrociénegas de Carranza; Venustiano Carranza)
        • Limestone caves
[Whitlockite] Forti (2006)
  • Durango
    • Mapimí Municipality
      • Mapimí
[Whitlockite] Panczner (1987)
  • Guerrero
    • Acapulco de Juárez Municipality
[Whitlockite] Michel-Lévy et al. (1978)
  • Tamaulipas
    • Nuevo Laredo Municipality
[Merrillite] Sarafian et al. (2013)
  • Zacatecas
    • Mazapil Municipality
      • Nuevo Mercurio
[Merrillite] Aldave et al. (2011)
    • Sombrerete Municipality
[Merrillite] Ruzicka et al. (2006)
    • Tepechitlán
[Merrillite] Graham et al. (1988) +1 other reference
Middle East
 
[Whitlockite] Vapnik et al. (2006)
Mongolia
 
  • Govi-Altai Province
    • Altai District
[Merrillite] Bischoff (1993) +2 other references
Morocco
 
  • Drâa-Tafilalet Region
    • Errachidia Province
      • Er-Rissani Cercle
        • Sidi Ali Caïdat
[Merrillite] Connolly et al. (2007) +5 other references
    • Ouarzazate Province
      • Amerzgane Cercle
        • Ouisselsate Caïdat
[Whitlockite] Favreau (2012)
      • Ouarzazate Cercle
        • Ghassate Caïdat
[Merrillite] Michael K. Weisberg & 7 others (2009)
  • Guelmim-Oued Noun Region
    • Assa-Zag Province
      • Zag Pachalik
[Merrillite] Specimen from Soenke Stolze and related
    • Tan-Tan Province
[Merrillite] www.lpi.usra.edu (2013) +1 other reference
  • Marrakesh-Safi Region
    • Rehamna Province
      • Sidi Bou Othmane Cercle
        • Jebilet Mountain (Djebilet Mountain)
          • Sidi Bou Othmane
[Whitlockite] Favreau (2012)
[Merrillite] Pang et al. (2016)
  • Souss-Massa Region
    • Taroudant Province
      • Taliouine Cercle
        • Assaki Caïdat
[Merrillite] Meteoritical Bulletin et al. (2015)
    • Tata Province
      • Foum Zguid
[Merrillite] Gattacceca et al. (2003)
      • Tata Cercle
[Keplerite, Merrillite] Irving +1 other reference
Namibia
 
  • Erongo Region
    • Dâures Constituency
[Whitlockite] von Bezing (2007)
[Whitlockite] Keller (1974)
    • Karibib Constituency
      • Okatjimukuju Farm 55 (Friedrichsfelde Farm)
[Whitlockite] Keller et al. (1989)
  • Oshikoto Region
    • Tsumeb
[Whitlockite] New Mineral Names. Mineral News et al. (January 2012)
Netherlands
 
  • North Brabant
    • Maashorst
      • Uden
[Merrillite] de Chazal et al. (1985) +1 other reference
Niger
 
  • Agadez
    • Arlit
[Merrillite] Bourot-Denise et al. (2012)
[Merrillite] - (2010)
Nigeria
 
  • Katsina
    • Faskari
[Merrillite, Whitlockite] McCoy et al. (1999) +2 other references
Northwest Africa Meteorites
 
[Merrillite] V. Moggi-Cecchi et al.
[Merrillite] Meteoritical Bulletin 86: July +1 other reference
[Merrillite] Russell et al. (2003) +1 other reference
[Merrillite] ref.: ... +1 other reference
[Merrillite] www2.jpl.nasa.gov/snc/news51.html
[Merrillite] www.lpi.usra.edu (2014)
[Merrillite] - (2004, July)
[Merrillite] Riches et al. (2012)
[Merrillite] ...
[Merrillite] The Meteoritical Bulletin
[Merrillite] Suporn Boonsuea & John Spraya (2012)
[Merrillite] Barrat et al. (2001)
[Merrillite] Anorthite +3 other references
[Merrillite] Jambon et al. (2010)
[Whitlockite] Greshake (2014)
[Merrillite] Li et al. (2018)
[Merrillite] Zhang et al. (2020)
[Merrillite] Jambon et al. (2002)
[Merrillite] www.lpi.usra.edu (2015) +5 other references
[Merrillite] Metzler et al. (2011)
Norway
 
  • Telemark
    • Bamble
[Whitlockite] Morton (1961)
Oman
 
  • Al Wusta Governorate
    • Sayh al Uhaymir
[Merrillite, Whitlockite] MPS 37 (2002)
[Merrillite, Whitlockite] Meteoritical Bulletin et al. (2003)
  • Dhofar Governorate
[Merrillite, Whitlockite] Taylor et al. (2000)
[Whitlockite] Yukio et al. (2006)
[Merrillite] - (2004, July)
Palau
 
  • Angaur
    • Angaur Island
      • Ngeramasch
[Ferromerrillite] Färber (n.d.)
Papua New Guinea
 
  • New Ireland Province
    • Dyaul Island
[Merrillite] Mittlefehldt et al. (1998)
Philippines
 
  • Luzon
    • Calabarzon Region
      • Quezon province
[Whitlockite] H. J. Axon and M. J. Nasir (1977)
  • Mindanao
    • Central Mindanao
      • Lanao
        • Pantar
[Merrillite] Fuchs (1969)
Poland
 
  • Greater Poland Voivodeship
    • Poznań
[Merrillite, Whitlockite] Karwowski et al. (2015)
  • Lower Silesian Voivodeship
    • Dzierżoniów County
      • Gmina Niemcza
        • Gilów
[Whitlockite] Pieczka A. et al. (2004)
    • Świdnica County
      • Gmina Świdnica
[Ferromerrillite, Whitlockite] Włodek et al. (2011)
[Ferromerrillite, Whitlockite] Pieczka et al. (2015)
[Ferromerrillite, Whitlockite] Pieczka et al. (2017)
  • Łódź Voivodeship
    • Łowicz County
[Merrillite] Mittlefehldt et al. (1998)
  • Masovian Voivodeship
    • Pułtusk County
[Merrillite] Merrill (1915)
    • Warsaw
[Merrillite, Whitlockite] Stepniewski et al. (1998)
  • Silesian Voivodeship
    • Rybnik County
      • Gmina Czerwionka-Leszczyny
[Whitlockite] Kruszewski et al. (2012)
  • Warmian-Masurian Voivodeship
    • Giżycko County
      • Kruklanki
[Merrillite] Karwowski (2012)
Portugal
 
  • Viana do Castelo
    • Ponte da Barca
      • Touvedo (São Lourenço e Salvador)
[Whitlockite] Leal Gomes et al. (2009)
Romania
 
  • Cluj County
    • Mociu
[Merrillite] Reed et al. (1985)
  • Harghita County
[Merrillite] Merrill (1915)
  • Maramureș County
    • Târgu Lăpuș
[Whitlockite] HÎRTOPANU et al. (2025)
  • Mehedinti County
    • Dubova
[Whitlockite] Puşcaş et al. (2014)
Russia
 
  • Altai Krai
[Whitlockite] Sokol et al. (2022)
  • Buryatia
    • Zakamensky District
      • Dzhida W-Mo District
[Whitlockite] Pavel.M. Kartashov (n.d.)
  • Chelyabinsk Oblast
[Merrillite] Sharygin et al. (2013) +1 other reference
[Merrillite] Dugushkina et al. (2023)
  • Chukotka Autonomous Okrug
    • Chaunskii District (Chaun)
[Whitlockite] Zaslavskaya et al. (1991, March)
  • Komi Republic
    • Ust'kulom district
[Merrillite] Hsu et al. (1996) +1 other reference
  • Kurgan Oblast
    • Almenevsky District
      • Zaural'skij state farm
        • Ozernoe
[Merrillite] Erokhin et al. (2016)
[Merrillite] Erokhin et al. (2017, December) +1 other reference
  • Magadan Oblast
    • Severo-Evensky District
[Merrillite, Whitlockite] Sharygin et al. (2006)
  • Murmansk Oblast
    • Kolsky District
[Merrillite] - (2010)
[Whitlockite] - (2010)
    • Kovdorsky District
[Strontiowhitlockite] Liferovich et al. (1998)
[Strontiowhitlockite] [World of Stones 95:5-6 +3 other references
  • Novosibirsk Oblast
[Merrillite] Litasov et al. (2018)
  • Perm Krai
    • Krasnovishersky District
[Merrillite] Erokhin et al. (2018)
  • Republic of Karelia
    • Ladoga Region
      • Viipuri
[Keplerite, Merrillite] Buseck et al. (1977)
  • Sakha
    • Oymyakonsky District
[Merrillite] Litasov et al. (2017) +2 other references
  • Zabaykalsky Krai
    • Aginsky District
[Merrillite] Crozaz et al. (1985) +1 other reference
Saint Helena, Ascension and Tristan da Cunha
 
[Whitlockite, Whitlockite var: Martinite (of Kloos)] Richards (1928) +1 other reference
Saudi Arabia
 
  • Mecca Region
[Whitlockite] Saudi Geological Survey Open-File ... +1 other reference
  • Tabuk Region
[Merrillite] Fredriksson et al. (1986) +1 other reference
Serbia
 
  • Central Serbia
    • Zaječar District
      • Sokobanja
[Merrillite] Crozaz G. et al. (1989)
Slovakia
 
  • Košice Region
    • Košice
      • Košice I
[Merrillite] Ozdín et al. (2010) +1 other reference
Slovenia
 
  • Jesenice
[Merrillite] Bischoff (2011)
Somalia
 
  • Mudug Region
    • Qeycad
[Merrillite] Mason et al. (1967)
South Africa
  • Gauteng
    • West Rand District Municipality
      • Far West Rand
        • Western Sector
          • Carletonville
[Whitlockite] Martini et al. (1978)
  • Mpumalanga
    • Ehlanzeni District Municipality
      • Mbombela Local Municipality
        • Mbombela
[Whitlockite] Martini (1997)
  • North West
    • Dr Kenneth Kaunda District Municipality
      • JB Marks Local Municipality
        • Ventersdorp
[Whitlockite] Martini et al. (1978)
  • Western Cape
    • Cape Winelands District Municipality
      • Drakenstein Local Municipality
        • Simondium
[Merrillite] Mittlefehldt et al. (1998)
    • West Coast District Municipality
      • Cederberg Local Municipality
[Whitlockite] Miller et al. (2016)
Spain
 
  • Andalusia
    • Granada
      • Colomera
[Merrillite, Whitlockite] Takeda et al. (2003)
  • Aragon
    • Huesca
      • Isábena
        • Roda de Isábena
[Whitlockite] Domanik et al. (2005)
      • Sena
[Merrillite] Telus et al. (2016)
  • Asturias
    • Cangas de Onís
[Merrillite] Rubio-Ordóñez et al. (2011) +1 other reference
  • Castile and Leon
    • León
      • Santas Martas
        • Reliegos
[Merrillite] Lozano et al. (2004)
    • Salamanca
      • Garcirrey
[Whitlockite] Calvo (2015)
  • Catalonia
    • Barcelona
      • Vallès Occidental
        • Montcada i Reixac
[Whitlockite] Rosell et al. (2010)
  • Community of Madrid
    • Madrid
[Merrillite] Garcia-Guinea et al. (2013)
  • Extremadura
    • Badajoz
      • Oliva de Mérida
[Merrillite] Brearley et al. (1998)
      • Olivenza
[Merrillite] Mold et al. (1982)
  • La Rioja
    • Entrena
      • Varea
[Merrillite] Mason et al. (1973) +1 other reference
Sudan
 
  • River Nile
[Merrillite] Bischoff et al. (2014)
Switzerland
 
  • Vaud
    • Lavaux-Oron
      • Oron
        • Châtillens
[Merrillite] Dominik et al. (1994) +1 other reference
Tanzania
 
  • Ruvuma Region
    • Songea Urban District
      • Nguni
[Merrillite] Hsu et al. (1996)
Turkmenistan
 
  • Ahal Region
[Merrillite] Ivanova et al. (1992)
UK
 
  • England
    • East Riding of Yorkshire
[Merrillite] Bull et al. (1981)
  • Northern Ireland
    • County Londonderry
[Merrillite] Reed et al. (1985)
Ukraine
 
  • Donetsk Oblast
    • Bakhmut Raion
      • Bakhmut
[Merrillite] Semenenko et al. (1986)
    • Gorlovka
[Merrillite] Petaev (1995)
    • Starobesheve Raion
      • Kalmiuske Raion
[Merrillite] Krot et al. (1991) +1 other reference
  • Mykolayiv Oblast
[Merrillite] Rubin (1985) +1 other reference
  • Zakarpattia Oblast
    • Velykyi Bereznyi Raion
      • Knyahynya
[Merrillite] Mason B. & Wikk H. B. (1963) +1 other reference
USA
 
  • Alabama
    • Perry County
[Merrillite] Merrill (1915)
  • Arizona
    • Gila County
      • Clover Springs
[Merrillite] Delaney et al. (1981) +2 other references
    • Navajo County
      • Holbrook
[Merrillite] Fuchs (1969)
  • Arkansas
    • Cleburne County
[Merrillite] Fuchs (1969)
    • Greene County
[Merrillite] Fuchs (1969)
    • Washington County
      • Fayetteville
[Merrillite] Kothari et al. (1980)
  • California
[Merrillite] GROSSMAN et al. (2001) +2 other references
    • Trinity County
      • Klamath Mountains
        • Hyampom
[Whitlockite] Lydon (1964) +3 other references
  • Colorado
    • Lincoln County
[Merrillite] Fuchs (1969)
[Merrillite] Crozaz G. & 6 other authors (1989)
    • Pueblo County
[Merrillite] Gibson et al. (1977)
  • Illinois
    • Jo Daviess County
      • Woodbine
[Whitlockite] Bunch et al. (1970)
  • Indiana
    • Starke County
[Merrillite] Fuchs (1969)
  • Iowa
    • Emmet County
[Merrillite, Whitlockite] Fuchs L H (1967)
    • Iowa County
[Merrillite] Ivanova et al. (1992)
    • Winnebago County
[Merrillite] Fuchs (1969)
  • Kansas
    • Decatur County
[Merrillite] King et al. (1981)
    • Greenwood County
      • Lamont
[Merrillite] Boesenberg et al. (1997) +1 other reference
    • Marshall County
[Merrillite] Boesenberg et al. (1995) +2 other references
    • McPherson County
[Merrillite] King et al. (1981)
    • Mitchell County
      • Waconda
        • Unnamed ravine
[Merrillite] Palache et al. (1951)
    • Pawnee County
[Merrillite] Fodor et al. (1969) +1 other reference
    • Washington County
[Merrillite] Fuchs (1969) +1 other reference
  • Kentucky
    • Carroll County
[Merrillite, Whitlockite] Davis et al. (1989, March)
    • Christian County
[Merrillite] Buseck et al. (1977)
  • Louisiana
    • East Baton Rouge Parish
      • Baton Rouge
[Merrillite] Byerly et al. (1988)
  • Maine
    • Oxford County
      • Newry
[Whitlockite] King et al. (1994) +1 other reference
[Whitlockite] Anthony et al. (2016)
[Whitlockite] King et al. (6)
  • Michigan
    • Allegan County
      • Allegan
        • Thomas Hill
[Merrillite] Palache et al. (1951)
  • Mississippi
    • Adams County
[Merrillite] Petrography: (D. Sheikh, M. Hutson, A. Ruzicka, Cascadia) +5 other references
  • Missouri
    • Cass County
[Merrillite] Fuchs (1969)
    • Taney County
[Merrillite] Floran (1978) +2 other references
  • Nebraska
    • Sioux County
[Merrillite] Hsu et al. (1996)
  • Nevada
[Whitlockite] Barrick Gold Corporation
    • Humboldt County
      • Osgood Mountains
        • Potosi Mining District
          • Twin Creeks Mine
[Whitlockite] Min News (1999)
    • Mineral County
      • Candelaria Mining District
[Whitlockite] Kampf et al. (2016)
  • New Hampshire
    • Grafton County
      • Groton
[Whitlockite] Rocks & Minerals: 16: 208-211. +6 other references
    • Strafford County
      • Strafford
[Whitlockite] Rocks & Min.:64:504. +1 other reference
  • New Mexico
    • Harding County
[Merrillite] Lewis et al. (2016)
    • Roosevelt County
      • Portales
[Merrillite] Rubin et al. (2001) +1 other reference
    • Union County
[Merrillite] Fuchs (1969)
[Merrillite] Sarafian et al. (2013)
  • North Carolina
    • Cabarrus County
[Merrillite] Merrill (1915)
    • Jackson County
[Merrillite] Merrill (1915)
    • Yancey County
[Merrillite] Dunn (2015)
  • North Dakota
    • Stark County
[Merrillite] Jones et al. (2012)
  • Ohio
    • Clark County
      • Springfield
[Merrillite] Kracher (2000)
    • Montgomery County
      • Dayton
[Merrillite] McCoy et al. (1994)
    • Muskingum County
      • New Concord
[Merrillite] Shannon et al. (1925)
  • Oklahoma
    • Dewey County
[Merrillite] Crozaz G. et al. (1989)
  • Puerto Rico
    • Mayagüez
[Whitlockite, Whitlockite var: Martinite (of Kloos)] Anthony et al. (2016)
[Whitlockite] Wise (1997)
  • South Dakota
    • Custer County
      • Custer Mining District
        • Custer
[Whitlockite] Januzzi et al. (1976)
        • Fourmile
[Whitlockite] Rocks & Minerals: 60: 117. +2 other references
        • Pringle
          • Cicero Peak
[Whitlockite] Smith et al. (2000)
    • Hanson County
[Merrillite] Mason et al. (1973) +3 other references
  • Tennessee
    • Cumberland County
[Merrillite] Mittlefehldt et al. (1998)
    • Hamblen County
[Merrillite] Mittlefehldt et al. (1998)
  • Texas
    • Castro County
      • Dimmitt
[Whitlockite] Rubin et al. (1983)
    • Collin County
[Merrillite] Alwmark et al. (2011)
    • Donley County
      • Clarendon area
[Merrillite] www.lpi.usra.edu (2020)
    • Fort Bend County
[Merrillite] Lewis et al. (2016)
    • Hale County
[Merrillite] Crozaz (1989)
    • Harrison County
[Merrillite] Fuchs (1969) +1 other reference
    • Kimble County
[Merrillite] Barnes (1940) +1 other reference
  • Utah
    • Rich County
      • Crawford Mountains
[Whitlockite] - (2005)
[Whitlockite] - (2005)
[Whitlockite] - (2005)
[Whitlockite] - (2005)
[Whitlockite] - (2005)
[Whitlockite] - (2005)
[Whitlockite] - (2005)
      • Laketown Mining District
[Whitlockite] - (2005)
      • Woodruff Creek
[Whitlockite] - (2005)
  • Virginia
    • Henrico County
[Merrillite] Crozaz G. et al. (1989)
    • Mecklenburg County
[Merrillite] Dietrich (1990)
  • West Virginia
    • Grant County
      • Landes
[Whitlockite] Meteoritics
  • Wisconsin
    • Clark County
[Merrillite] Merrill (1925) +1 other reference
    • Waushara County
      • Saxeville
[Whitlockite] Bunch et al. (1970)
  • Wyoming
    • Laramie County
[Merrillite] Buseck (1977)
Venezuela
 
  • Federal Dependencies
[Whitlockite] Frondel (1943) +1 other reference
  • Miranda
[Whitlockite] Urbani (1996)
[Whitlockite] Franco Urbani (2009)
Northwest Africa Meteorites
 
[Merrillite] www.cometshopnew.com (n.d.)
Outer Space
 
  • Main Belt Asteroids
[Merrillite, Whitlockite] Terada et al. (2018)
The Moon
  • Descartes Highlands
[Whitlockite] Dowty et al. (1974)
  • Fra Mauro Highlands
[Merrillite] American Mineralogist: 91: 1547-1552.
  • Mare Imbrium
    • Palus Putredinis
[Whitlockite] Peckett et al. (1972) +1 other reference
  • Oceanus Procellarum (Ocean of Storms)
[Changesite-(Y), Merrillite] Tian et al. (2021) +1 other reference
  • Taurus-Littrow Valley
[Merrillite] Carpenter P. et al. (2011) +1 other reference
 
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