Maslovite
A valid IMA mineral species
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About Maslovite
Formula:
PtBiTe
Lustre:
Metallic
Hardness:
4½ - 5
Specific Gravity:
11.62 (Calculated)
Crystal System:
Isometric
Member of:
Name:
After Georgii Dmitrievich Maslov (Георгий Дмитриевич Маслов) (28 August 1915, Sukharevo, Ufa, Russian Empire – 6 September 1968), Russian geologist, one of the discoverers of the Talnakh deposits.
Unique Identifiers
Mindat ID:
2585
Long-form identifier:
mindat:1:1:2585:6
IMA Classification of Maslovite
Approved
First published:
1979
Classification of Maslovite
2.EB.25
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
E : Metal Sulfides, M: S <= 1:2
B : M:S = 1:2, with Fe, Co, Ni, PGE, etc.
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
E : Metal Sulfides, M: S <= 1:2
B : M:S = 1:2, with Fe, Co, Ni, PGE, etc.
2.12.3.12
2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
3.12.49
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
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 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 |
---|---|---|
Mlo | 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 Maslovite
Metallic
Transparency:
Opaque
Hardness:
4½ - 5 on Mohs scale
Hardness:
VHN20=262 - 388 kg/mm2 - Vickers
Density:
11.62(12) g/cm3 (Calculated)
Optical Data of Maslovite
Reflectivity:
Wavelength | R1 (%) |
---|---|
440nm | 55.9% |
460nm | 55.2% |
480nm | 55.0% |
500nm | 55.5% |
520nm | 56.0% |
540nm | 56.1% |
560nm | 55.9% |
580nm | 55.9% |
600nm | 56.1% |
620nm | 56.3% |
640nm | 56.8% |
660nm | 57.1% |
680nm | 57.5% |
700nm | 58.4% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 58.4%.
Colour in reflected light:
Pale gray with a lilac hue
Chemistry of Maslovite
Mindat Formula:
PtBiTe
Element Weights:
Elements listed:
Common Impurities:
Sb
Crystallography of Maslovite
Crystal System:
Isometric
Class (H-M):
2 3 - Tetartoidal
Space Group:
P21 3
Cell Parameters:
a = 6.689(7) Å
Unit Cell V:
299.28 ų (Calculated from Unit Cell)
Z:
4
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) |
---|---|---|---|---|---|---|---|
0001277 | Maslovite | Bayliss P (1989) Crystal chemistry and crystallography of some minerals within the pyrite group American Mineralogist 74 1168-1176 | ![]() | 1989 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
3.01 Å | (100) |
2.71 Å | (80) |
2.02 Å | (60) |
1.788 Å | (30) |
2.36 Å | (20) |
1.852 Å | (20) |
1.286 Å | (20) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
High-𝑇 alteration and/or metamorphism | |
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) | |
Stage 4b: Highly evolved igneous rocks | >3.0 |
37 : Layered igneous intrusions and related PGE minerals |
Type Occurrence of Maslovite
General Appearance of Type Material:
Elongated, sometimes rounded grains with maximum dimensions 100-120 um. Usually present in the center of complex polymineralic intergrowths.
Place of Conservation of Type Material:
Institute of Geology of Ore Deposits, Petrography, Mineralogy and Geochemistry, Moscow, Russia.
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia.
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia.
Geological Setting of Type Material:
In galena-rich portions of massive cubanite-chalcopyrite and mooihoekite ores.
Associated Minerals at Type Locality:
Synonyms of Maslovite
Other Language Names for Maslovite
Relationship of Maslovite to other Species
Member of:
Other Members of Cobaltite Group:
Andrieslombaardite | RhSbS | Iso. 2 3 : P21 3 |
Changchengite | IrBiS | Iso. 2 3 : P21 3 |
Cobaltite | CoAsS | Orth. mm2 : Pca21 |
Gersdorffite | NiAsS | Iso. 2 3 : P21 3 |
Guixiangite | NiBiS | Iso. 2 3 : P21 3 |
Hollingworthite | (Rh,Pt,Pd)AsS | Iso. m3 (2/m 3) : Pa3 |
Irarsite | (Ir,Ru,Rh,Pt)AsS | Iso. m3 (2/m 3) : Pa3 |
Jolliffeite | NiAsSe | Iso. m3 (2/m 3) : Pa3 |
Kalungaite | PdAsSe | Iso. m3 (2/m 3) : Pa3 |
Mayingite | IrBiTe | Iso. m3 (2/m 3) : Pa3 |
Michenerite | PdBiTe | Iso. 2 3 : P21 3 |
Milotaite | PdSbSe | Iso. 2 3 : P21 3 |
Padmaite | PdBiSe | Iso. 4 3 2 |
Platarsite | Pt(As,S)2 | Iso. m3 (2/m 3) : Pa3 |
Testibiopalladite | PdSbTe | Iso. |
Tolovkite | IrSbS | Iso. |
Ullmannite | NiSbS | Iso. 2 3 : P21 3 |
UM1991-19-Se:AsCo | (Co,Ni)AsSe | Iso. m3 (2/m 3) : Pm3 |
Willyamite | CoSbS |
Common Associates
Associated Minerals Based on Photo Data:
18 photos of Maslovite associated with Altaite | PbTe |
14 photos of Maslovite associated with Pentlandite | (NixFey)Σ9S8 |
10 photos of Maslovite associated with Froodite | α-PdBi2 |
9 photos of Maslovite associated with Galena | PbS |
8 photos of Maslovite associated with Chalcopyrite | CuFeS2 |
6 photos of Maslovite associated with Pyrrhotite | Fe1-xS |
6 photos of Maslovite associated with Hessite | Ag2Te |
5 photos of Maslovite associated with Niggliite | PtSn |
5 photos of Maslovite associated with Cubanite | CuFe2S3 |
4 photos of Maslovite associated with Pyrite | FeS2 |
Related Minerals - Strunz-mindat Grouping
2.EB. | Selenolaurite | RuSe2 |
2.EB. | Andrieslombaardite | RhSbS |
2.EB. | Iridarsenite | (Ir,Ru)As2 |
2.EB. | Kanatzidisite | (SbBiS3)2Te2 |
2.EB.05a | Vaesite | NiS2 |
2.EB.05a | Hauerite | MnS2 |
2.EB.05a | Laurite | RuS2 |
2.EB.05a | Gaotaiite | Ir3Te8 |
2.EB.05a | Penroseite | (Ni,Co,Cu)Se2 |
2.EB.05a | Fukuchilite | Cu3FeS8 |
2.EB.05a | Villamanínite | (Cu,Ni,Co,Fe)S2 |
2.EB.05a | Erlichmanite | OsS2 |
2.EB.05a | Sperrylite | PtAs2 |
2.EB.05a | Geversite | PtSb2 |
2.EB.05a | Cattierite | CoS2 |
2.EB.05a | Aurostibite | AuSb2 |
2.EB.05a | Trogtalite | CoSe2 |
2.EB.05a v | Cayeuxite | |
2.EB.05a | Kruťaite | CuSe2 |
2.EB.05a | Pyrite | FeS2 |
2.EB.05a | Insizwaite | Pt(Bi,Sb)2 |
2.EB.05b | Bambollaite | Cu(Se,Te)2 |
2.EB.05a | Dzharkenite | FeSe2 |
2.EB.10a | Marcasite | FeS2 |
2.EB.10e | Paracostibite | CoSbS |
2.EB.10f | Oenite | CoSbAs |
2.EB.10e | Pararammelsbergite | NiAs2 |
2.EB.10a | Mattagamite | CoTe2 |
2.EB.10a | Frohbergite | FeTe2 |
2.EB.10d | Costibite | CoSbS |
2.EB.10b | Alloclasite | Co1-xFexAsS |
2.EB.10c | Glaucodot | (Co0.50Fe0.50)AsS |
2.EB.10a | Petříčekite | CuSe2 |
2.EB.10a | Kullerudite | NiSe2 |
2.EB.10a | Ferroselite | FeSe2 |
2.EB.15b | Seinäjokite | FeSb2 |
2.EB.15a | Rammelsbergite | NiAs2 |
2.EB.15a | Clinosafflorite | CoAs2 |
2.EB.15c | Paxite | CuAs2 |
2.EB.15a | Nisbite | NiSb2 |
2.EB.15a | Löllingite | FeAs2 |
2.EB.15a | Safflorite | (Co,Ni,Fe)As2 |
2.EB.15a | Omeiite | (Os,Ru)As2 |
2.EB.15a | Anduoite | (Ru,Os)As2 |
2.EB.20 | Arsenopyrite | FeAsS |
2.EB.20 | Ruarsite | (Ru,Os)AsS |
2.EB.20 | Osarsite | (Os,Ru)AsS |
2.EB.20 | Gudmundite | FeSbS |
2.EB.25 | Mayingite | IrBiTe |
2.EB.25 | Paragersdorffite | Ni(As,S)2 |
2.EB.25 | Orthogersdorffite | NiAsS |
2.EB.25 | Jolliffeite | NiAsSe |
2.EB.25 | Cobaltite | CoAsS |
2.EB.25 | Guixiangite | NiBiS |
2.EB.25 | Testibiopalladite | PdSbTe |
2.EB.25 va | Antimony-bearing Gersdorffite | Ni(As,Sb)S |
2.EB.25 | Kalungaite | PdAsSe |
2.EB.25 | Hollingworthite | (Rh,Pt,Pd)AsS |
2.EB.25 | Michenerite | PdBiTe |
2.EB.25 | Gersdorffite | NiAsS |
2.EB.25 | Milotaite | PdSbSe |
2.EB.25 | Tolovkite | IrSbS |
2.EB.25 | Platarsite | Pt(As,S)2 |
2.EB.25 | Willyamite | CoSbS |
2.EB.25 | Changchengite | IrBiS |
2.EB.25 | Kvačekite | NiSbSe |
2.EB.25 | Krutovite | NiAs2 |
2.EB.25 | Padmaite | PdBiSe |
2.EB.25 | Ullmannite | NiSbS |
2.EB.25 | Irarsite | (Ir,Ru,Rh,Pt)AsS |
2.EB.30 | Urvantsevite | Pd(Bi,Pb)2 |
2.EB.35 | Rheniite | ReS2 |
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 Maslovite
mindat.org URL:
https://www.mindat.org/min-2585.html
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References for Maslovite
Localities for Maslovite
Locality List




All localities listed without proper references should be considered as questionable.
Brazil | |
| Knight (2014) |
Canada | |
| Huminicki et al. (2008) |
| Ford et al. (2011) |
| Ford et al. (2011) +1 other reference |
Ames et al. (2003) +1 other reference | |
Ames et al. (2003) +1 other reference | |
| Caglioti (2023) |
| Seabrook et al. (2004) +1 other reference |
| petrology +1 other reference |
China | |
| Minzhi Yang (2006) |
| Xiaoqiang Hu et al. (2001) |
Finland | |
| Mutanen (1997) |
Guinea | |
| Augé et al. (2018) |
India | |
| Datta et al. (2021, December) |
Russia | |
| Rudashevskiy N.S. et al. (2003) |
| Spiridonov et al. (2015) |
Krivolutskaya et al. (2011) | |
Sluzhenikin et al. (2015) | |
| Can Min 38:599-609 +3 other references |
2014 Ultramafic-mafic intrusions | |
| Chashchin et al. (2018) |
Yury L. Voytekhovsky (2008) | |
South Africa | |
| McCreesh et al. (2018) |
| Hutchinson et al. (2005) |
Van der Merwe (2011) +3 other references | |
| Holwell et al. (2007) |
Fanus Viljoen et al. (2016) | |
Hutchinson et al. (2005) | |
| Dzvinamurungu (2012) |
| Smith et al. (2013) |
Microprobe analyzed by Sid Williams | |
Tanzania | |
| Cabri et al. (2022) |
Zimbabwe | |
| Oberthür et al. (2003) +1 other reference |
| Wilson et al. (2001) |
| Nashwa (2008) |
Quick NavTopAbout MasloviteUnique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography Crystal StructureX-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesRelationshipsCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Rustenburg Town & Townlands Farm, Rustenburg, Rustenburg Local Municipality, Bojanala Platinum District Municipality, North West, South Africa