Pyrrhotite Group
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About Pyrrhotite Group
A group of hexagonal or pseudohexagonal iron sulphides with a Fe:S ratio equal or near to 1:1.
Unique Identifiers
Mindat ID:
39447
Long-form identifier:
mindat:1:1:39447:3
Chemical Analysis
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 | EMPA analysis of pyrrhotite found associated with a BIF. |
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | 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 | 0 | 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 | 0 | 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 | 0 | 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 | 0 | 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 | 0 | 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 | 0 | 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 | 0 | 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 | 0 | 11 | |
| 0004160 | Troilite | Skala R, Cisarova I, Drabek M (2006) Inversion twinning in troilite American Mineralogist 91 917-921 | | 2006 | 0 | 293 | |
| 0004159 | Troilite | Skala R, Cisarova I, Drabek M (2006) Inversion twinning in troilite American Mineralogist 91 917-921 | | 2006 | 0 | 293 | |
| 0004158 | Troilite | Skala R, Cisarova I, Drabek M (2006) Inversion twinning in troilite American Mineralogist 91 917-921 | | 2006 | 0 | 293 | |
| 0009770 | Troilite | King H E, Prewitt C T (1982) High-pressure and high-temperature polymorphism of iron sulfides (FeS) Acta Crystallographica B38 1877-1887 |  | 1982 | 0.0001 | 293 | |
| 0009769 | Troilite | King H E, Prewitt C T (1982) High-pressure and high-temperature polymorphism of iron sulfides (FeS) Acta Crystallographica B38 1877-1887 | | 1982 | 0.0001 | 293 | |
| 0000288 | Pyrrhotite | Tokonami M, Nishiguchi K, Morimoto N (1972) Crystal structure of a monoclinic pyrrhotite (Fe7S8) American Mineralogist 57 1066-1080 | | 1972 | 0 | 293 | |
| 0000080 | Smythite | Erd R C, Evans H T, Richter D H (1957) Smythite, a new iron sulfide, and associated pyrrhotite from Indiana American Mineralogist 42 309-333 | | 1957 | 0 | 293 | |
| 0016904 | Troilite | Bertaut F (1954) La structure de sulfure de fer _cod_database_code 1009043 Journal de Physique et du Radium 15 775-775 | 1954 | 0 | 293 | ||
| 0018055 | Troilite | Alsen N (1925) Roentgenographische Untersuchungen der Kristallstrukturen von Magnetkies, Breithauptit, Pentlandit, Millerit und verwandten Verbindungen _cod_database_code 1011180 Geologiska Foreningens i Stockholm Forhandlingar 47 19-73 | 1925 | 0 | 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 | 0 | 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 | 0 | 293 | ||
| 0009771 | Troilite | King H E, Prewitt C T (1982) High-pressure and high-temperature polymorphism of iron sulfides (FeS) Acta Crystallographica B38 1877-1887 | | 1982 | 3.33 | 293 |
CIF Raw Data - click here to close
Relationship of Pyrrhotite Group to other Species
Pyrrhotite Group Members:
| Pyrrhotite | Fe1-xS | Mon. |
| Smythite | (Fe,Ni)3+xS4 (x=0-0.3) | Trig. 3m(32/m) : R3m |
| Troilite | FeS | Hex. 6/mmm(6/m2/m2/m) : P63/mmc |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Pyrrhotite Group in petrology
An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.
Internet Links for Pyrrhotite Group
mindat.org URL:
https://www.mindat.org/min-39447.html
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References for Pyrrhotite Group
Reference List:
Significant localities for Pyrrhotite Group
Showing 18 significant localities out of 13,311 recorded on mindat.org.
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Australia | |
| [Pyrrhotite] Kitto +4 other references |
Brazil | |
| [Pyrrhotite] Rocks & Min.: 63:43 +2 other references |
Canada | |
| [Pyrrhotite] Grice et al. (1977) +1 other reference |
| [Pyrrhotite] Tavchandjian (1992) |
Italy | |
| [Troilite] Haidinger (1863) +2 other references |
| [Pyrrhotite] Benvenuti et al. (2000) |
Japan | |
| [Pyrrhotite] Stevens (1911) +2 other references |
Kosovo | |
| [Pyrrhotite] Féraud J. (1979) +4 other references |
Mexico | |
| [Pyrrhotite] Panczner (1987) |
| [Pyrrhotite] Panczner (1987) |
Norway | |
| [Pyrrhotite] Neumann (1944) |
| [Pyrrhotite] Vogt (1900) +1 other reference |
Peru | |
| [Pyrrhotite] Imai et al. (1985) +1 other reference |
Romania | |
| [Pyrrhotite] Palache et al. (1944) +4 other references |
Russia | |
| [Pyrrhotite] Dobovol'skaya et al. (1990) +3 other references |
Switzerland | |
| [Pyrrhotite] Ansermet (2004) +3 other references |
USA | |
| [Pyrrhotite] Ague (1995) +1 other reference |
| [Smythite] Erd et al. (1957) +1 other reference |
Takhtarvumchorr Mt, Murmansk Oblast, Russia