Permingeatite
A valid IMA mineral species
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About Permingeatite
François Permingeat
Formula:
Cu3SbSe4
Colour:
Brown
Lustre:
Metallic
Hardness:
4 - 4½
Specific Gravity:
5.82 (Calculated)
Crystal System:
Tetragonal
Member of:
Name:
Named in 1971 by Zdeněk Johan, Paul Picot, Roland Pierrot, Milan Kravcek in honor of François Permingeat (1917–1988), French mineralogist, University of Paul-Sabatier, Toulouse, France.
Unique Identifiers
Mindat ID:
3165
Long-form identifier:
mindat:1:1:3165:9
IMA Classification of Permingeatite
Approved
IMA Formula:
Cu3SbSe2-4
Approval year:
1971
First published:
1971
Classification of Permingeatite
2.KA.10
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
K : Sulfarsenates, Sulfantimonates
A : Sulfarsenates with (As,Sb)S4 tetrahedra
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
K : Sulfarsenates, Sulfantimonates
A : Sulfarsenates with (As,Sb)S4 tetrahedra
3.2.2.3
3 : SULFOSALTS
2 : ø = 4
3 : SULFOSALTS
2 : ø = 4
5.1.12
5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
1 : Sulpharsenites etc. of Cu
5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
1 : Sulpharsenites etc. of Cu
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference for Standard |
|---|---|---|
| Pmg | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Permingeatite
Metallic
Transparency:
Opaque
Colour:
Brown
Hardness:
4 - 4½ on Mohs scale
Hardness:
VHN50=234 kg/mm2 - Vickers
Density:
5.82 g/cm3 (Calculated)
Optical Data of Permingeatite
Anisotropism:
Strong, with bright colors in rose and green.
Colour in reflected light:
pale brownish pink
Chemistry of Permingeatite
Mindat Formula:
Cu3SbSe4
Element Weights:
Elements listed:
Common Impurities:
As
Crystallography of Permingeatite
Crystal System:
Tetragonal
Class (H-M):
42m - Scalenohedral
Space Group:
I42m
Cell Parameters:
a = 5.631(2) Å, c = 11.230(5) Å
Ratio:
a:c = 1 : 1.994
Unit Cell V:
356.08 ų (Calculated from Unit Cell)
Z:
2
Morphology:
microscopic grains
Twinning:
Observed in polished section.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.251 Å | (10) |
| 1.503 Å | (10d) |
| 1.986 Å | (9) |
| 1.697 Å | (8) |
| 1.148 Å | (7) |
| 1.290 Å | (6) |
| 1.408 Å | (5) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 3b: Earth’s earliest hydrosphere | >4.45 |
| 12 : Hadean hydrothermal subsurface sulfide deposits (see also #33) |
Type Occurrence of Permingeatite
Place of Conservation of Type Material:
Charles University, Prague, Czech Republic; National School of Mines, Paris, France.
Geological Setting of Type Material:
epithermal hydrothermal mineralization.
Associated Minerals at Type Locality:
Synonyms of Permingeatite
Other Language Names for Permingeatite
Relationship of Permingeatite to other Species
Member of:
Other Members of Stannite Group:
| Briartite | Cu2FeGeS4 | Tet. |
| Černýite | Cu2CdSnS4 | Tet. 42m : I42m |
| Famatinite | Cu3SbS4 | Tet. 42m : I42m |
| Ferrokësterite | Cu2FeSnS4 | Tet. 4 : I4 |
| Hocartite | Ag2(Fe2+,Zn)SnS4 | Tet. 42m : I42m |
| Kësterite | Cu2ZnSnS4 | Tet. 4 : I4 |
| Keutschite | Cu2AgAsS4 | Tet. 42m : I42m |
| Kuramite | Cu3SnS4 | Tet. 42m : I42m |
| Luzonite | Cu3AsS4 | Tet. 42m : I42m |
| Omariniite | Cu8Fe2ZnGe2S12 | Orth. 222 : I222 |
| Petrukite | (Cu,Fe,Zn,Ag)3(Sn,In)S4 | Orth. mm2 : Pmn21 |
| Pirquitasite | Ag2ZnSnS4 | Tet. 4 : I4 |
| Richardsite | Zn2CuGaS4 | Tet. 42m : I42m |
| Stannite | Cu2FeSnS4 | Tet. 42m : I42m |
| Stannoidite | Cu+6Cu2+2(Fe2+,Zn)3Sn2S12 | Orth. 222 : I222 |
| 'UM1984-30-S:CuFeSn' | Cu2Fe2Sn3S7 | |
| 'Unnamed (Cu-Zn-In Sulphide)' | CuZn2InS4 | |
| Velikite | Cu2HgSnS4 | Tet. 4 : I4 |
| Zincobriartite | Cu2(Zn,Fe)(Ge,Ga)S4 | Tet. 42m : I42m |
Common Associates
Associations Based on Photo Data:
| 1 photo of Permingeatite associated with Eucairite | AgCuSe |
| 1 photo of Permingeatite associated with Berzelianite | Cu2-xSe (x ≈ 0.12) |
| 1 photo of Permingeatite associated with Clausthalite | PbSe |
Related Minerals - Strunz-mindat Grouping
| 2.KA.05 | Enargite | Cu3AsS4 |
| 2.KA.05 | Petrukite | (Cu,Fe,Zn,Ag)3(Sn,In)S4 |
| 2.KA.10 | Briartite | Cu2FeGeS4 |
| 2.KA.10 | Keutschite | Cu2AgAsS4 |
| 2.KA.10 | Luzonite | Cu3AsS4 |
| 2.KA.10 | Barquillite | Cu2CdGeS4 |
| 2.KA.10 | Famatinite | Cu3SbS4 |
| 2.KA.10 | Zincobriartite | Cu2(Zn,Fe)(Ge,Ga)S4 |
| 2.KA.15 | Fangite | Tl3AsS4 |
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.
Internet Links for Permingeatite
mindat.org URL:
https://www.mindat.org/min-3165.html
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References for Permingeatite
Reference List:
Johan, Zdenek, Picot, Paul, Pierrot, Roland, Kvacek, Milan (1971) La permingeatite Cu2SbSe4, un nouveau minéral du groupe de la luzonite. Bulletin de Minéralogie, 94 (2) 162-165 doi:10.3406/bulmi.1971.6572
Criddle, A. J., Stanley, C. J. (1993) Data file. In Quantitative Data File for Ore Minerals. Springer Netherlands. p.1-635. doi:10.1007/978-94-011-1486-8_1p.429
Pfitzner, A. (1994) Crystal structure of tricopper tetraselenoantimonate (V), Cu3SbSe4. Zeitschrift für Kristallographie, 209 (8). 685 doi:10.1524/zkri.1994.209.8.685
Škácha, Pavel, Buixaderas, Elena, Plášil, Jakub, Sejkora, Jiří, Goliáš, Viktor, Vlček, Vojtěch (2014) Permingeatite, Cu3SbSe4, from Příbram (Czech republic): Description and Raman spectroscopy investigations of the luzonite-subgroup of minerals. The Canadian Mineralogist, 52 (3) 501-511 doi:10.3749/canmin.52.3.501
Localities for Permingeatite
Showing 9 localities.
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.
Czech Republic | |
| Škácha et al. (2014) +1 other reference |
| Škácha et al. (2015) |
| Pavel Skacha collection +1 other reference |
| Bull.Soc.fr.Min.Crist. (1971) +1 other reference |
| Kvaček (1979) |
| Strübel |
Germany | |
| Forster et al. (2004) |
Kenya | |
| Waweru (2020) |
Mongolia | |
| Kim et al. (2017) |
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Uranium Mine No. 11A, Bytíz, Příbram, Příbram District, Central Bohemian Region, Czech Republic