Sopcheite (original) (raw)
A valid IMA mineral species
About SopcheiteHide
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Specific Gravity:
9.948 (Calculated)
Crystal System:
Orthorhombic
Name:
Named after its discovery locality.
This page provides mineralogical data about Sopcheite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:3713:2
50d75693-b6e1-4d45-8d58-13e552224e65
IMA Classification of SopcheiteHide
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Type description reference:
Classification of SopcheiteHide
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2.BC.55
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
C : With Rh, Pd, Pt, etc.
2.16.10.1
2 : SULFIDES
16 : Miscellaneous
3.12.19
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
| Symbol | Source | Reference |
|---|---|---|
| Sop | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
| Sop | The Canadian Mineralogist (2019) | The Canadian Mineralogist (2019) The Canadian Mineralogist list of symbols for rock- and ore-forming minerals (December 30, 2019). download |
Physical Properties of SopcheiteHide
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Hardness:
VHN10=134 - 209 kg/mm2 - Vickers
Density:
9.948 g/cm3 (Calculated)
Optical Data of SopcheiteHide
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Anisotropism:
Color effects yellowish-red to bluish
Reflectivity:
| Wavelength | R |
|---|---|
| 440nm | 39.6% |
| 460nm | 40.3% |
| 480nm | 41.6% |
| 500nm | 42.4% |
| 520nm | 42.8% |
| 540nm | 43.0% |
| 560nm | 43.5% |
| 580nm | 44.4% |
| 600nm | 45.2% |
| 620nm | 45.8% |
| 640nm | 46.6% |
| 660nm | 47.3% |
| 680nm | 48.0% |
| 700nm | 48.5% |
| 720nm | 48.5% |
| 740nm | 48.3% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 48.5%.
Colour in reflected light:
Light gray with brown tint
Internal Reflections:
None
Chemistry of SopcheiteHide
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Common Impurities:
Fe,Cu,Ni,Bi
Crystallography of SopcheiteHide
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Crystal System:
Orthorhombic
Cell Parameters:
a = 9.645 Å, b = 7.906 Å, c = 11.040 Å
Ratio:
a:b:c = 1.22 : 1 : 1.396
Unit Cell V:
841.84 ų (Calculated from Unit Cell)
Comment:
Point Group: n.d.; Space Group: n.d.
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.33 Å | (100) |
| 1.805 Å | (70b) |
| 2.56 Å | (60) |
| 2.70 Å | (50) |
| 2.30 Å | (50b) |
| 4.12 Å | (40) |
| 2.15 Å | (40) |
Geological EnvironmentHide
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Type Occurrence of SopcheiteHide
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General Appearance of Type Material:
Xenomorphic veins in chalcopyrite; grains not exceeding 0.02 mm.
Place of Conservation of Type Material:
Mineralogical Museum, Kola Branch, Russian Academy of Science, Apatity, Russia.
Associated Minerals at Type Locality:
Reference:
Orsoev, D.A., Rezhenova, S.A., Bodanova, A.N. (1982) Sopcheite, Ag4Pd3Te4, a new mineral from copper-nickel ores of the Monchegorsk pluton. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 111(1): 114-117.
Synonyms of SopcheiteHide
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Other Language Names for SopcheiteHide
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Relationship of Sopcheite to other SpeciesHide
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Other Members of this group:
Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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Other InformationHide
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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 SopcheiteHide
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References for SopcheiteHide
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Reference List:
Vymazalová, Anna, Laufek, František, Kristavchuk, Alexandr V., Chareev, Dmitriy A., Drábek, Milan (2015) The system Ag–Pd–Te: phase relations and mineral assemblages. Mineralogical Magazine, 79 (7) 1813-1832 doi:10.1180/minmag.2015.079.7.11
Laufek, František, Vymazalová, Anna, Grokhovskaya, Tatiana Lvovna, Plášil, Jakub, Dušek, Michal, Orsoev, Dmitryi Anatolevich, Kozlov, Vladimir V (2017) The crystal structure of sopcheite, Ag4Pd3Te4, from the Lukkulaisvaara intrusion, Karelia, Russia. European Journal of Mineralogy, 29 (4) 603-612 doi:10.1127/ejm/2017/0029-2664
Localities for SopcheiteHide
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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.
Locality ListHide
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- 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.