Iron sulfide

A synonym

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Recorded Ages and Analyses Discuss Iron sulfide

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Pyrite

Millstream Station, Ashburton Shire, Western Australia, Australia

Marcasite

Limites quarry, Ave-et-Auffe, Rochefort, Namur, Wallonia, Belgium

Pyrite

Ampliación a Victoria Mine, Navajún, La Rioja, Spain

Pyrite

Millstream Station, Ashburton Shire, Western Australia, Australia

Marcasite

Limites quarry, Ave-et-Auffe, Rochefort, Namur, Wallonia, Belgium

Pyrite

Ampliación a Victoria Mine, Navajún, La Rioja, Spain

Pyrite

Millstream Station, Ashburton Shire, Western Australia, Australia

Marcasite

Limites quarry, Ave-et-Auffe, Rochefort, Namur, Wallonia, Belgium

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About Iron sulfideHide

Synonym of:

Greigite, Mackinawite, Marcasite, Pyrite, Pyrrhotite

A generic term, often used in petrology, to describe various iron(II) sulfides. In terrestrial crustal rocks pyrite and marcasite are the most commonly found iron sulfides.

Unique IdentifiersHide

Mindat ID:

47876

Long-form identifier:

mindat:1:1:47876:6

View all 21 analyses with additional filters.

Age distributionHide

Recorded ages:

Mesoarchean to Quaternary : 2858 Ma to 0 Ma - based on 21 recorded ages.

Sample ages:

Sample ID	Recorded age	Geologic Time	Dating method
1	2.588 Ma to present day	Pleistocene	Formed in peat.
2	46 Ma	Eocene	K-Ar
3	46 Ma	Eocene	K-Ar
4	70.4 ± 1.9 Ma	Late/Upper Cretaceous	Re-Os
5	72 ± 4.4 Ma	Late/Upper Cretaceous	Re-Os
6	73.9 ± 2 Ma	Late/Upper Cretaceous	Re-Os
7	75.2 ± 1.8 Ma	Late/Upper Cretaceous	Re-Os
8	88.4 ± 2.7 Ma	Late/Upper Cretaceous	Re-Os
9	119.1 ± 3.9 Ma	Early/Lower Cretaceous	Rb-Sr
10	122 ± 11 Ma	Early/Lower Cretaceous	Rb-Sr
11	122.7 ± 3.3 Ma	Early/Lower Cretaceous	Rb-Sr
12	123 ± 4.2 Ma	Early/Lower Cretaceous	Rb-Sr
13	141 ± 9.9 Ma	Early/Lower Cretaceous	Re-Os
14	225 ± 12 Ma	Late/Upper Triassic	Re-Os
15	348 Ma	Mississippian	Re-Os
16	458 to 400 Ma	Paleozoic	Re-Os
17	2737 to 2683 Ma	Neoarchean	Re-Os
18	2805 to 2749 Ma	Archean	Re-Os
19	2858 to 2802 Ma	Mesoarchean	Re-Os

Sample references:

ID	Locality	Reference	Notes
1	Grieves Siding prospect, Zeehan mineral field, Zeehan mining district, West Coast municipality, Tasmania, Australia	Awid-Pascual, Richelle, Kamenetsky, Vadim S., Goemann, Karsten, Allen, Neil, Noble, Taryn L., Lottermoser, Bernd G., Rodemann, Thomas (2015) The evolution of authigenic Zn–Pb–Fe-bearing phases in the Grieves Siding peat, western Tasmania. Contributions to Mineralogy and Petrology, 170 (2). 1-16 doi:10.1007/s00410-015-1167-y
2	El Salvador Mine, El Salvador mining district, Diego de Almagro, Chañaral Province, Atacama, Chile	Tilton, G. R., Pollak, R. J., Clark, A. H., & Robertson, R. C. (1981) Isotopic composition of Pb in central Andean ore deposits. Geological Society of America Memoirs, 154, 791-816.
3	" "	Tilton, G. R., Pollak, R. J., Clark, A. H., & Robertson, R. C. (1981) Isotopic composition of Pb in central Andean ore deposits. Geological Society of America Memoirs, 154, 791-816.
4	Jinding Zn-Pb-Ag deposit, Lanping County, Nujiang, Yunnan, China	Xue, C., Chen, Y., Wang, D., Yang, J., Yang, W., & Zeng, R. (2003) Geology and isotopic composition of helium, neon, xenon and metallogenic age of the Jinding and Baiyangping ore deposits, northwest Yunnan, China. Science in China Series D: Earth Sciences, 46(8), 789-800.
5	" "	Xue, C., Chen, Y., Wang, D., Yang, J., Yang, W., & Zeng, R. (2003) Geology and isotopic composition of helium, neon, xenon and metallogenic age of the Jinding and Baiyangping ore deposits, northwest Yunnan, China. Science in China Series D: Earth Sciences, 46(8), 789-800.
6	" "	Xue, C., Chen, Y., Wang, D., Yang, J., Yang, W., & Zeng, R. (2003) Geology and isotopic composition of helium, neon, xenon and metallogenic age of the Jinding and Baiyangping ore deposits, northwest Yunnan, China. Science in China Series D: Earth Sciences, 46(8), 789-800.
7	" "	Xue, C., Chen, Y., Wang, D., Yang, J., Yang, W., & Zeng, R. (2003) Geology and isotopic composition of helium, neon, xenon and metallogenic age of the Jinding and Baiyangping ore deposits, northwest Yunnan, China. Science in China Series D: Earth Sciences, 46(8), 789-800.
8	" "	Xue, C., Chen, Y., Wang, D., Yang, J., Yang, W., & Zeng, R. (2003) Geology and isotopic composition of helium, neon, xenon and metallogenic age of the Jinding and Baiyangping ore deposits, northwest Yunnan, China. Science in China Series D: Earth Sciences, 46(8), 789-800.
9	Sandaowanzi Mine, Aihui District, Heihe, Heilongjiang, China	Zhai, Degao, Liu, Jiajun, Ripley, Edward M., Wang, Jianping (2015) Geochronological and He–Ar–S isotopic constraints on the origin of the Sandaowanzi gold-telluride deposit, northeastern China. Lithos, 212. 338-352 doi:10.1016/j.lithos.2014.11.017
10	Dongshan Mine, Linglong Au deposit, Linglong Gold camp, Zhaoyuan City, Yantai, Shandong, China	Yang, Jin-Hui, Zhou, Xin-Hua (2001) Rb-Sr, Sm-Nd, and Pb isotope systematics of pyrite: Implications for the age and genesis of lode gold deposits. Geology, 29 (8) 711 doi:10.1130/0091-7613(2001)029<0711:rssnap>2.0.co;2
11	" "	Yang, Jin-Hui, Zhou, Xin-Hua (2001) Rb-Sr, Sm-Nd, and Pb isotope systematics of pyrite: Implications for the age and genesis of lode gold deposits. Geology, 29 (8) 711 doi:10.1130/0091-7613(2001)029<0711:rssnap>2.0.co;2
12	" "	Yang, Jin-Hui, Zhou, Xin-Hua (2001) Rb-Sr, Sm-Nd, and Pb isotope systematics of pyrite: Implications for the age and genesis of lode gold deposits. Geology, 29 (8) 711 doi:10.1130/0091-7613(2001)029<0711:rssnap>2.0.co;2
13	Chaoshan Au deposit, Shizishan ore field, Tongling, Anhui, China	Wang, J. Z., Li, J. W., Zhao, X. F., Ma, C. Q., Qu, W. J., & Du, A. D. (2008) Re-Os dating of pyrrhotite from the Chaoshan gold skarn, eastern Yangtze Craton, eastern China.
14	Baishan Mo-Re deposit, Yizhou District, Hami Prefecture, Xinjiang, China	Han C, Xiao W, Zhao G, Sun M, Qu W, Du A (2014): Re-Os geochronology on molybdenites from the Donggebi Mo Deposit in the Eastern Tianshan of the Central Asia Orogenic Belt and its geological significance. Resource Geology 64 (2) 136-148.
15	Tajno alkaline-carbonatite massif, Podlaskie Voivodeship, Poland	Demaiffe, D., Wiszniewska, J., Krzemi?ska, E., Williams, I. S., Stein, H., Brassinnes, S., ... & Deloule, E. (2013). A hidden alkaline and carbonatite province of early Carboniferous age in northeast Poland: Zircon U-Pb and pyrrhotite Re-Os geochronology. The Journal of Geology, 121(1), 91-104.	from carbonatite
16	Tuolugou Co-(Au) deposit, Golmud City, Haixi Mongol and Tibetan Autonomous Prefecture, Qinghai, China	Feng, C., Qu, W., Zhang, D., Dang, X., Du, A., Li, D., & She, H. (2009) Re
17	Kuittila prospect, Ilomantsi, North Karelia, Finland	Stein, H. J., Sundblad, K., Markey, R. J., Morgan, J. W., Motuza, G. (1998) Re-Os ages for Archean molybdenite and pyrite, Kuittila-Kivisuo, Finland and Proterozoic molybdenite, Kabeliai, Lithuania: testing the chronometer in a metamorphic and metasomatic setting. Mineralium Deposita, 33 (4) 329-345 doi:10.1007/s001260050153
18	" "	Stein, H. J., Sundblad, K., Markey, R. J., Morgan, J. W., Motuza, G. (1998) Re-Os ages for Archean molybdenite and pyrite, Kuittila-Kivisuo, Finland and Proterozoic molybdenite, Kabeliai, Lithuania: testing the chronometer in a metamorphic and metasomatic setting. Mineralium Deposita, 33 (4) 329-345 doi:10.1007/s001260050153
19	" "	Stein, H. J., Sundblad, K., Markey, R. J., Morgan, J. W., Motuza, G. (1998) Re-Os ages for Archean molybdenite and pyrite, Kuittila-Kivisuo, Finland and Proterozoic molybdenite, Kabeliai, Lithuania: testing the chronometer in a metamorphic and metasomatic setting. Mineralium Deposita, 33 (4) 329-345 doi:10.1007/s001260050153

Chemical AnalysisHide

Oxide wt%:

	1
Fe	60.23 %
S	38.65 %
Total:	98.88 %

Sample references:

ID	Locality	Reference	Notes
1	Kudremukh, Western Ghat region, Chikkamagaluru District, Karnataka, India	Devaraju, T. C.; Halkoaho, T. A.; Laajoki, K.; Shreerama, M.; Subbarao, G. (1996) Ag-Bi-Tellurides from Kudremukh BIF, Karnataka. Journal Geological Society of India, 47 (2). 263 doi:10.17491/jgsi/1996/470215	EMPA analysis of pyrrhotite found associated with a BIF.

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Year	Locality	Temp (K)
0020605	Pyrrhotite	Powell A V, Vaqueiro P, Knight K S, Chapon L C, Sanchez R D (2004) Structure and magnetism in synthetic pyrrhotite Fe7S8: A powder neutron-diffraction study Physical Review B70 014415-12	2004	Synthetic	298
0020730	Pyrrhotite	Liles D C, de Villiers J P R (2012) Redetermination of structure of 5C pyrrhotite at low temperature and at room temperature American Mineralogist 97 257-261	2012	Copper Cliff mine, Sudbury, Canada	293
0020729	Pyrrhotite	Liles D C, de Villiers J P R (2012) Redetermination of structure of 5C pyrrhotite at low temperature and at room temperature American Mineralogist 97 257-261	2012	Silberberg mine, Bodenmais, Germany	293
0005001	Pyrrhotite	De Villiers J P R, Liles D C (2010) The crystal-structure and vacancy distribution in 6C pyrrhotite American Mineralogist 95 148-152	2010	Mponeng Mine, South Africa	293
0005000	Pyrrhotite	De Villiers J P R, Liles D C (2010) The crystal-structure and vacancy distribution in 6C pyrrhotite American Mineralogist 95 148-152	2010	Mponeng Mine, South Africa	293
0004985	Pyrrhotite	de Villiers J P R, Liles D C, Becker M (2009) The crystal structure of a naturally occurring 5C pyrrhotite from Sudbury, its chemistry, and vacancy distribution American Mineralogist 94 1405-1410	2009	Copper Cliff North Mine, Sudbury, Canada	293
0012730	Pyrite	Rieder M, Crelling J C, Sustai O, Drabek M, Weiss Z, Klementova M (2007) Arsenic in iron disulfides in a brown coal from the North Bohemian Basin, Czech Republic International Journal of Coal Geology 71 115-121	2007	Dul CSA mine, North Bohemian Basin, Czech Republic	293
0012729	Pyrite	Rieder M, Crelling J C, Sustai O, Drabek M, Weiss Z, Klementova M (2007) Arsenic in iron disulfides in a brown coal from the North Bohemian Basin, Czech Republic International Journal of Coal Geology 71 115-121	2007	synthetic	293
0012728	Pyrite	Rieder M, Crelling J C, Sustai O, Drabek M, Weiss Z, Klementova M (2007) Arsenic in iron disulfides in a brown coal from the North Bohemian Basin, Czech Republic International Journal of Coal Geology 71 115-121	2007	synthetic	293
0012727	Marcasite	Rieder M, Crelling J C, Sustai O, Drabek M, Weiss Z, Klementova M (2007) Arsenic in iron disulfides in a brown coal from the North Bohemian Basin, Czech Republic International Journal of Coal Geology 71 115-121	2007	Dul CSA mine, North Bohemian Basin, Czech Republic	293
0012726	Marcasite	Rieder M, Crelling J C, Sustai O, Drabek M, Weiss Z, Klementova M (2007) Arsenic in iron disulfides in a brown coal from the North Bohemian Basin, Czech Republic International Journal of Coal Geology 71 115-121	2007	synthetic	293
0014518	Mackinawite	Lennie A R, Redfern S A T, Schofield P F, Vaughan D J (1995) Synthesis and Rietveld crystal structure refinement of mackinawite, tetragonal FeS Mineralogical Magazine 59 677-683	1995	synthetic	293
0000008	Marcasite	Buerger M J (1931) The crystal structure of marcasite American Mineralogist 16 361-395	1931	Joplin, Missouri, USA	293
0000006	Pyrite	Ramsdell L S (1925) The crystal structures of some metallic sulfides American Mineralogist 10 281-304	1925	natural, unknown	293
0020728	Pyrrhotite	Liles D C, de Villiers J P R (2012) Redetermination of structure of 5C pyrrhotite at low temperature and at room temperature American Mineralogist 97 257-261	2012	Silberberg mine, Bodenmais, Germany	120
0020604	Pyrrhotite	Powell A V, Vaqueiro P, Knight K S, Chapon L C, Sanchez R D (2004) Structure and magnetism in synthetic pyrrhotite Fe7S8: A powder neutron-diffraction study Physical Review B70 014415-12	2004	Synthetic	11
0007753	Pyrite	Schmid-Beurmann P, Lottermoser W (1993) 57Fe-Moessbauer spectra, electronic and crystal structure of members of the CuS2-FeS2 solid solution series Physics and Chemistry of Minerals 19 571-577	1993		293
0007752	Pyrite	Schmid-Beurmann P, Lottermoser W (1993) 57Fe-Moessbauer spectra, electronic and crystal structure of members of the CuS2-FeS2 solid solution series Physics and Chemistry of Minerals 19 571-577	1993		293
0000606	Pyrite	Bayliss P (1977) Crystal structure refinement of a weakly anisotropic pyrite American Mineralogist 62 1168-1172	1977		293
0000605	Pyrite	Bayliss P (1977) Crystal structure refinement of a weakly anisotropic pyrite cubic model American Mineralogist 62 1168-1172	1977		293
0000288	Pyrrhotite	Tokonami M, Nishiguchi K, Morimoto N (1972) Crystal structure of a monoclinic pyrrhotite (Fe7S8) American Mineralogist 57 1066-1080	1972		293
0000127	Greigite	Skinner B J, Erd R C, Grimaldi F S (1964) Greigite, the thio-spinel of iron; a new mineral American Mineralogist 49 543-555	1964		293
0017921	Marcasite	Buerger M (1937) Interatomic Distances in Marcasite and Notes on the Bonding in Crystals of Loellingite, Arsenopyrite, and Marcasite Types. _cod_database_code 1011013 Zeitschrift fur Kristallographie 97 504-513	1937		293
0017728	Pyrite	Oftedal I (1928) Uber die Kristallstrukturen der verbindungen RuS2, OsS2, MnTe2 und AuSb2. Mit einem Anhang uber die Gitterkonstant von Pyrit Zeitschrift fur Physikalische Chemie 135 291-299	1928		293
0018054	Pyrrhotite	Alsen N (1925) Roentgenographische Untersuchungen der Kristallstrukturen von Magnetkies, Breithauptit, Pentlandit, Millerit und verwandten Verbindungen _cod_database_code 1011179 Geologiska Foreningens i Stockholm Forhandlingar 47 19-73	1925		293
0018053	Pyrrhotite	Alsen N (1925) Roentgenographische Untersuchungen der Kristallstrukturen von Magnetkies, Breithauptit, Pentlandit, Millerit und verwandten Verbindungen _cod_database_code 1011178 Geologiska Foreningens i Stockholm Forhandlingar 47 19-73	1925		293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Pyrrhotite'
loop_
_publ_author_name
'Powell A V'
'Vaqueiro P'
'Knight K S'
'Chapon L C'
'Sanchez R D'
_journal_name_full 'Physical Review'
_journal_volume B70 
_journal_year 2004
_journal_page_first 014415
_journal_page_last 12
_publ_section_title
;
 Structure and magnetism in synthetic pyrrhotite Fe7S8:
 A powder neutron-diffraction study
 Note: T = 298 K
;
_database_code_amcsd 0020605
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Fe7 S8'
_cell_length_a 11.9258
_cell_length_b 6.8822
_cell_length_c 12.9245
_cell_angle_alpha 90
_cell_angle_beta 118.015
_cell_angle_gamma 90
_cell_volume 936.490
_exptl_crystal_density_diffrn      4.592
_symmetry_space_group_name_H-M 'C 1 2/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,1/2-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Fe1   0.12600   0.09810   0.99080   0.00925
Fe2   0.25600   0.12660   0.24620   0.00925
Fe3   0.35940   0.14010   0.50000   0.00925
Fe4   0.00000   0.39310   0.25000   0.00925
S1   0.89570   0.12280   0.87550   0.00925
S2   0.35310   0.12510   0.12340   0.00925
S3   0.86010   0.12540   0.13780   0.00925
S4   0.60240   0.12410   0.62060   0.00925

Synonyms of Iron sulfideHide

Iron sulphide

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.

Iron sulfide in petrologyHide

An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.

Internet Links for Iron sulfideHide

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References for Iron sulfideHide

Reference List:

Allen, E. T., Crenshaw, J. L., Johnson, John, Larsen, Esper S. (1912) The Mineral Sulphides of Iron. American Journal Of Science, S. 4 Vol. 33. 169-236

Morice, J.A., Rees, L.V.C., Rickard, D.T. (1969) Mössbauer studies of iron sulphides. Journal of Inorganic and Nuclear Chemistry, 31 (12) 3797-3802 doi:10.1016/0022-1902(69)80299-x

Chakrabarti, Nandita, Glasson, D.R., Jayaweera, S.A.A. (1981) Precipitation of ageing of iron sulphides. Thermochimica Acta, 51. 77-84 doi:10.1016/0040-6031(81)87052-9

Frizzo, Pietro, Rampazzo, Giancarlo, Molinaroli, Emanuela (1991) Authigenic iron sulphides in recent sediments of the Venice Lagoon (Northern Italy) European Journal of Mineralogy, 3 (3) 603-612 doi:10.1127/ejm/3/3/0603

Baláž, P.; Havlík, T.; Bastl, Z.; Briančin, J. (1995) Mechanosynthesis of iron sulphides. Journal of Materials Science Letters, 14 (5). p.344-346. doi:10.1007/bf00592145

Peters, C., Thompson, R. (1998) Magnetic identification of selected natural iron oxides and sulphides. Journal of Magnetism and Magnetic Materials, 183. 365-374 doi:10.1016/s0304-8853(97)01097-4

Gramp, Jonathan P., Bigham, Jerry M., Jones, F. Sandy, Tuovinen, Olli H. (2010) Formation of Fe-sulfides in cultures of sulfate-reducing bacteria. Journal of Hazardous Materials, 175. 1062-1067 doi:10.1016/j.jhazmat.2009.10.119

Significant localities for Iron sulfideHide

Showing 87 significant localities out of 70,281 recorded on mindat.org.

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.


Australia
Tasmania West Coast municipality Zeehan mining district North Dundas ⓘ Renison Bell Mine	[Pyrrhotite] Kitto +4 other references

Austria
Carinthia Sankt Veit an der Glan District Hüttenberg Hüttenberger Erzberg ⓘ Gossen section	[Pyrite] Meixner (1968)
Spittal an der Drau District Mallnitz ⓘ Plattenkogel south slope	[Pyrite] Niedermayr (1986)
Wolfsberg District Wolfsberg Waldenstein ⓘ Hematite Mine	[Pyrite] Niedermayr et al. (1995) +2 other references
Salzburg St. Johann im Pongau District Bad Gastein ⓘ Schwarzkopf	[Pyrite] R. Hasler Collection

Belgium
Wallonia Namur Andenne Seilles ⓘ Cimetière quarry	[Marcasite] Harjo Neutkens collection.
Rochefort Ave-et-Auffe ⓘ Limites quarry	[Marcasite] Neutkens et al. (2007)

Brazil
Minas Gerais Nova Lima ⓘ Morro Velho mine	[Pyrrhotite] Rocks & Min.: 63:43 +2 other references

Bulgaria
Smolyan Province Madan Municipality ⓘ Borieva Mine	[Pyrite] Vassileva et al. (2009) +1 other reference

Canada
British Columbia Slocan Mining Division Riondel ⓘ Bluebell Mine	[Pyrrhotite] Grice et al. (1977) +1 other reference
Nunavut Qikiqtaaluk Region Baffin Island Nanisivik ⓘ Nanisivik Mine	[Pyrite] Gait et al. (1986) +2 other references
Main Level ⓘ Area 29 North	[Pyrite] Rod Tyson Personal Communication (RWMW)
Ontario Leeds and Grenville Counties Elizabethtown Township ⓘ Shipman Mine	[Pyrite] R.J Traill 1983 +2 other references
Québec Nord-du-Québec Jamésie Chibougamau ⓘ Henderson No.2 Mine	[Pyrrhotite] Tavchandjian (1992)
Yukon Mayo mining district Galena Hill Elsa ⓘ Husky Mine	[Pyrite] Oscar Jose Tessari (1979) +1 other reference

China
Hubei Huangshi Daye Co. ⓘ Fengjiashan Mine	[Pyrite] Jingye Jiang et al. (1998) +1 other reference

France
Brittany Morbihan Pontivy Plumelin ⓘ La Lande quarry	[Marcasite, Pyrite] Le Roc'h P. ()
Grand Est Bas-Rhin Molsheim Schirmeck ⓘ Schirmeck tunnel	[Pyrite] Alain Steinmetz and Thierry Brunsperger ...
Hauts-de-France Pas-de-Calais Calais Escalles ⓘ Cap Blanc-Nez	[Marcasite] Delporte et al. (1999)
Provence-Alpes-Côte d'Azur Var Draguignan Saint-Raphaël ⓘ Aigue Bonne quarry	[Pyrite] Leboucher (1999)

Germany
Saxony-Anhalt Harz Quedlinburg Gernrode Hagental ⓘ Hohe Warte Mine	[Pyrite] Lapis 15 (7/8)

Greece
Central Macedonia Chalkidiki Aristotelis Kassandra mining district ⓘ Madem-Lakkos	[Pyrite] Zeschke (1963) +1 other reference

Ireland
Munster Tipperary County Silvermines District ⓘ Ballygown South Mine	[Pyrite] Flannery (n.d.) +1 other reference
ⓘ Ballynoe mine (Magcobar mine)	[Pyrite] Stephen Moreton (Pers. Comm.) +1 other reference
ⓘ Mogul Mine (Garryard Mine; International Mogul Mines)	[Pyrite] Gasparrini (1978) +4 other references

Italy
Tuscany Livorno Province Rio Rio Marina Rio Mine ⓘ Bacino stope	[Pyrite] Panichi (1909)
ⓘ Valle Giove stope	[Pyrite] Panichi (1909) +1 other reference
ⓘ Vigneria stope	[Pyrite] Orlandi +1 other reference
Lucca Province Stazzema ⓘ Bottino Mine	[Marcasite, Pyrrhotite] Benvenuti M. et al. (1992/93)
ⓘ Levigliani mine	[Pyrite]
Pontestazzemese ⓘ Buca della Vena Mine	[Pyrite] Orlandi et al. (2004)

Japan
Tochigi Prefecture Nikko City Ashio ⓘ Ashio mine (Ashio copper mine)	[Pyrrhotite] Stevens (1911) +2 other references

Kosovo
Mitrovica District Mitrovica Trepça complex ⓘ Trepça Mine	[Pyrite, Pyrrhotite] Féraud J. (1979) +3 other references

Mexico
Chihuahua Aquiles Serdán Municipality Santa Eulalia Mining District East Camp ⓘ San Antonio Mine	[Pyrrhotite] Panczner (1987)
West Camp Francisco Portillo ⓘ Potosí Mine	[Pyrrhotite] Panczner (1987)

Norway
Agder Evje og Hornnes Landsverk ⓘ Landsverk 1 Feldspar Quarry (Jokeli)	[Pyrite] Revheim (2006)
Buskerud ⓘ Kongsberg silver mining district	[Pyrrhotite] Neumann (1944)
Nordland Grane Svenningdalen ⓘ Svenningdalen Mines	[Pyrrhotite] Vogt (1900) +1 other reference

Peru
Ancash Bolognesi Province Aquia District ⓘ Pachapaqui mining district	[Pyrite] - (1997) +2 other references
Huallanca District Huanzala ⓘ Huanzala Mine	[Pyrite, Pyrrhotite] Fluorite: The Collector's Choice. Extra ... +2 other references
Pallasca Province Pampas District ⓘ Pasto Bueno	[Pyrite] collections of Rock Currier +1 other reference
Recuay Province Ticapampa District ⓘ Hercules Mine	[Pyrite] - (1997)
Huancavelica Angaraes Province Ccochaccasa District ⓘ Julcani mining district	[Pyrite] Scherkenbach et al. (1984) +1 other reference
La Libertad Santiago de Chuco Province Quiruvilca District ⓘ Quiruvilca Mine	[Pyrite] Burkart-Baumann +2 other references

Portugal
ⓘ Panasqueira Mines	[Marcasite] 335-354 +2 other references

Romania
Maramureș County Baia Mare ⓘ Herja Mine	[Pyrrhotite] Palache et al. (1944) +4 other references

Russia
Primorsky Krai Dalnegorsk Urban District Dalnegorsk ⓘ Nikolaevskiy Mine	[Pyrite, Pyrrhotite] Grant et al. (2001) +2 other references

Spain
Cantabria Reocín ⓘ Reocín Mine	[Marcasite] Castro et al. (2001) +1 other reference
Castile and Leon Soria San Pedro Manrique ⓘ Valdenegrillos	[Pyrite] Calvo et al. (1989)
La Rioja Muro de Aguas ⓘ Ambas Aguas	[Pyrite] Calvo et al. (1989) +1 other reference
ⓘ Navajún	[Pyrite] Calvo et al. (1989)
ⓘ Ampliación a Victoria Mine	[Pyrite] Calvo et al. (1989) +1 other reference

Switzerland
Valais Westlich Raron ⓘ Lötschberg Base Tunnel (south section)	[Pyrrhotite] Ansermet (2004) +3 other references

Turkey
Artvin Province Murgul District Murgul Camp Murgul Cu-Zn-Pb deposit (Murgul copper deposit) ⓘ Cakmakkaya Mine	[Pyrite] Econ Geol (1993)

USA
Alabama Clay County Pyriton Mining District ⓘ Pyriton Area	[Pyrite] Anonymous. (1965)
California San Bernardino County East Kramer Mining District East Kramer Borate area (East Kramer Colemanite area) Kramer Junction (Beecher's Corners; Beechers Corners; Four Corners) ⓘ Four Corners No. 3; 4 & 5 wells	[Greigite] Skinner et al. (1964)
Colorado Eagle County Gilman Mining District (Battle Mountain Mining District; Red Cliff Mining District) Gilman ⓘ Eagle Mine	[Pyrite] Eckel et al. (1997) +1 other reference
Connecticut Litchfield County Roxbury Mine Hill ⓘ Roxbury Iron Mine	[Pyrite] Schooner (1961) +1 other reference
Thomaston Thomaston Dam ⓘ Thomaston Dam railroad cut	[Pyrite] Rocks & Minerals: 34: 3. +3 other references
Middlesex County Haddam ⓘ Sulfur Spring (Sulphur Spring)	[Pyrite] Williams (circa 1945) +1 other reference
Portland Collins Hill Strickland pegmatite ⓘ Strickland Quarry	[Pyrite] Ralph Lieser of Pappy’s Beryl Shop +4 other references
New Haven County Waterbury ⓘ Route 73 quarry	[Pyrite] J. Zolan/M. Polletta observation
Tolland County Willington ⓘ Becker Quarry	[Pyrite, Pyrrhotite] P Cristofono collection +1 other reference
Massachusetts Norfolk County ⓘ Norwood	[Pyrite] S Pavadore collection
Michigan Charlevoix County ⓘ D'Oge shale pit	[Pyrite] James Roush' Collection
Missouri Iron County Bixby ⓘ Buick Mine (Amax Buick Mine; Moloc Mine)	[Pyrite] Rocks & Min.:64:23 +1 other reference
Reynolds County Ellington ⓘ Sweetwater Mine	[Marcasite, Pyrite] Econ Geol (1993) +1 other reference
New Mexico Chaves County ⓘ Bosque Draw	[Pyrite] Northrop et al. (1996)
New York Schoharie County ⓘ Schoharie Creek	[Pyrite] Gosse (1962) +2 other references
North Carolina Caldwell County ⓘ US highway 321 roadcut sites	[Pyrite] Mike polletta collected pyrite with his ...
Pennsylvania Lancaster County East Earl Township Blue Ball ⓘ Blue Ball Stone Co. Quarry	[Pyrite] Lapham et al. (1965)
York County Leaders Heights ⓘ Interstate highway 83 roadcut	[Pyrite] "Arthur Koch - collection"
Texas Ellis County Midlothian ⓘ Martin Marietta Materials Cement quarry (TXI Cement quarry)	[Pyrite] Cement Industry Technical Conference et al. (s)
Vermont Bennington County ⓘ Pownal	[Marcasite] Morrill and Chaffee (1964)
Rutland County Pittsford Florence ⓘ Unnamed quarry	[Pyrite] Piela (1961)
Virginia Rockbridge County Lexington ⓘ Bargers Quarry (Charlie Barger's Quarry)	[Pyrite] Rocks & Min.: 15:117 +1 other reference
Washington King County Snoqualmie Mining District Hansen Creek area ⓘ Humpback Mountain	[Pyrite] Eric He's Collection +2 other references
Middle Fork of the Snoqualmie River ⓘ Pedro Claim	[Pyrite] Cannon (1975) +3 other references
ⓘ Spruce Ridge	[Pyrite] Lasmanis +2 other references
Snohomish County Monte Cristo Mining District ⓘ Mackinaw Mine	[Mackinawite] Cannon (1975)