Erlichmanite
A valid IMA mineral species
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About Erlichmanite
Formula:
OsS2
Colour:
Gray
Lustre:
Metallic
Hardness:
4½ - 5½
Specific Gravity:
8.28
Crystal System:
Isometric
Member of:
Name:
Named in honor of Jozef Erlichman (2 March 1935, Amsterdam, Netherlands - 17 October 2022), electron microprobe analyst for the Planetology Branch, NASA-Ames Research Center, employee of Applied Space Products, Palo Alto, California. He identified or worked on several new minerals. It is pronounce ər'-lik-man-īt.
Unique Identifiers
Mindat ID:
1401
Long-form identifier:
mindat:1:1:1401:0
GUID
(UUID V4):
(UUID V4):
8f12e1f1-6c65-4687-8ee3-c341193248bd
Classification of Erlichmanite
Approved
First published:
1971
2.EB.05a
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.
2.12.1.16
2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
3.12.57
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.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
Symbol | Source | Reference |
---|---|---|
Erl | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Erl | 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 Erlichmanite
Metallic
Transparency:
Opaque
Colour:
Gray
Hardness:
4½ - 5½ on Mohs scale
Hardness:
VHN100=1730 - 1950 kg/mm2 - Vickers
Density:
8.28 g/cm3 (Measured) 9.59 g/cm3 (Calculated)
Optical Data of Erlichmanite
Reflectivity:
Wavelength | R |
---|---|
400nm | 44.4% |
420nm | 44.2% |
440nm | 44.0% |
460nm | 43.8% |
580nm | 43.4% |
500nm | 43.0% |
520nm | 42.7% |
540nm | 42.2% |
560nm | 41.7% |
580nm | 41.3% |
600nm | 40.9% |
620nm | 40.4% |
640nm | 40.0% |
660nm | 39.4% |
680nm | 38.8% |
700nm | 38.2% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 44.4%.
Pleochroism:
Non-pleochroic
Chemical Properties of Erlichmanite
Formula:
OsS2
Elements listed:
Common Impurities:
Ir,Rh,Ru,Pd
Crystallography of Erlichmanite
Crystal System:
Isometric
Class (H-M):
m3 (2/m 3) - Diploidal
Space Group:
Pa3
Setting:
Pa3
Cell Parameters:
a = 5.6196(3) Å
Unit Cell V:
177.47 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Pyritohedral crystals, grains.
Comment:
Synthetic
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) |
---|---|---|---|---|---|---|---|
0011029 | Erlichmanite | Stingl T, Muller B, Lutz H D (1992) Crystal structure refinement of osmium(II) disulfide, OsS2 Zeitschrift fur Kristallographie 202 161-162 | 1992 | 0 | 293 | ||
0017725 | Erlichmanite | 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 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
3.24 Å | (100) |
2.810 Å | (85) |
1.987 Å | (55) |
1.694 Å | (85) |
1.081 Å | (30) |
0.787 Å | (55) |
0.780 Å | (65) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 2: Planetesimal differentiation and alteration | 4.566-4.550 |
6 : Secondary asteroid phases | 4.566-4.560 |
Stage 4b: Highly evolved igneous rocks | >3.0 |
36 : Carbonatites, kimberlites, and related igneous rocks | |
37 : Layered igneous intrusions and related PGE minerals | |
Stage 5: Initiation of plate tectonics | <3.5-2.5 |
38 : Ophiolites |
Geological Setting:
Platinum placers
Type Occurrence of Erlichmanite
General Appearance of Type Material:
20 µm grains in ferroplatinum.
Place of Conservation of Type Material:
Stanford Research Collection, Stanford University, California, USA, number 5196.
National Museum of National History, Washington, D.C., USA, number 123914.
National Museum of National History, Washington, D.C., USA, number 123914.
Geological Setting of Type Material:
Noble-metal placer deposit.
Associated Minerals at Type Locality:
Synonyms of Erlichmanite
Other Language Names for Erlichmanite
German:Erlichmanit
Russian:Эрликманит
Simplified Chinese:硫锇矿
Spanish:Erlichmanita
Traditional Chinese:硫鋨礦
Relationship of Erlichmanite to other Species
Member of:
Other Members of this group:
Aurostibite | AuSb2 | Iso. m3 (2/m 3) : Pa3 |
Cattierite | CoS2 | Iso. m3 (2/m 3) : Pa3 |
Dzharkenite | FeSe2 | Iso. m3 (2/m 3) : Pa3 |
Fukuchilite | Cu3FeS8 | Iso. m3 (2/m 3) : Pa3 |
Gaotaiite | Ir3Te8 | Iso. m3 (2/m 3) : Pa3 |
Geversite | PtSb2 | Iso. m3 (2/m 3) : Pa3 |
Hauerite | MnS2 | Iso. m3 (2/m 3) : Pa3 |
Insizwaite | Pt(Bi,Sb)2 | Iso. m3 (2/m 3) : Pa3 |
Krut'aite | CuSe2 | Iso. m3 (2/m 3) : Pa3 |
Laurite | RuS2 | Iso. m3 (2/m 3) : Pa3 |
Penroseite | (Ni,Co,Cu)Se2 | Iso. m3 (2/m 3) : Pa3 |
Pyrite | FeS2 | Iso. m3 (2/m 3) : Pa3 |
Sperrylite | PtAs2 | Iso. m3 (2/m 3) : Pa3 |
Trogtalite | CoSe2 | Iso. m3 (2/m 3) : Pa3 |
Vaesite | NiS2 | Iso. m3 (2/m 3) : Pa3 |
Villamanínite | (Cu,Ni,Co,Fe)S2 | Tric. |
Forms a series with:
Common Associates
Hollingworthite | (Rh,Pt,Pd)AsS |
Irarsite | (Ir,Ru,Rh,Pt)AsS |
Laurite | RuS2 |
Platinum | Pt |
Associated Minerals Based on Photo Data:
3 photos of Erlichmanite associated with Tulameenite | Pt2CuFe |
2 photos of Erlichmanite associated with Chromite | Fe2+Cr3+2O4 |
2 photos of Erlichmanite associated with Isoferroplatinum | Pt3Fe |
1 photo of Erlichmanite associated with Minakawaite | RhSb |
1 photo of Erlichmanite associated with Cuprorhodsite | (Cu1+0.5Fe3+0.5)Rh3+2S4 |
Related Minerals - Strunz-mindat Grouping
2.EB. | Iridarsenite | (Ir,Ru)As2 | Mon. 2/m : P21/b |
2.EB. | Selenolaurite | RuSe2 | Iso. m3 (2/m 3) : Pa3 |
2.EB. | Andrieslombaardite | RhSbS | Iso. 2 3 : P21 3 |
2.EB.05a | Aurostibite | AuSb2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05b | Bambollaite | Cu(Se,Te)2 | Tet. |
2.EB.05a | Cattierite | CoS2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Fukuchilite | Cu3FeS8 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Geversite | PtSb2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Hauerite | MnS2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Insizwaite | Pt(Bi,Sb)2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Krut'aite | CuSe2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Laurite | RuS2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Penroseite | (Ni,Co,Cu)Se2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Pyrite | FeS2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Sperrylite | PtAs2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Trogtalite | CoSe2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Vaesite | NiS2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Villamanínite | (Cu,Ni,Co,Fe)S2 | Tric. |
2.EB.05a | Dzharkenite | FeSe2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a | Gaotaiite | Ir3Te8 | Iso. m3 (2/m 3) : Pa3 |
2.EB.05a v | Cayeuxite | ||
2.EB.10b | Alloclasite | Co1-xFexAsS | Mon. 2 : P21 |
2.EB.10d | Costibite | CoSbS | Orth. mm2 : Pmn21 |
2.EB.10a | Ferroselite | FeSe2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.10a | Frohbergite | FeTe2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.10c | Glaucodot | (Co0.50Fe0.50)AsS | Orth. mm2 : Pmn21 |
2.EB.10a | Kullerudite | NiSe2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.10a | Marcasite | FeS2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.10a | Mattagamite | CoTe2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.10e | Paracostibite | CoSbS | Orth. mmm (2/m 2/m 2/m) : Pbca |
2.EB.10e | Pararammelsbergite | NiAs2 | Orth. mmm (2/m 2/m 2/m) : Pbca |
2.EB.10f | Oenite | CoSbAs | Orth. |
2.EB.10a | Petříčekite | CuSe2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.15a | Anduoite | (Ru,Os)As2 | Orth. |
2.EB.15a | Clinosafflorite | CoAs2 | Mon. 2/m : P21/m |
2.EB.15a | Löllingite | FeAs2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.15a | Nisbite | NiSb2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.15a | Omeiite | (Os,Ru)As2 | Orth. |
2.EB.15c | Paxite | CuAs2 | Mon. 2/m : P21/b |
2.EB.15a | Rammelsbergite | NiAs2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.15a | Safflorite | (Co,Ni,Fe)As2 | Orth. mmm (2/m 2/m 2/m) : Pnnm |
2.EB.15b | Seinäjokite | (Fe,Ni)(Sb,As)2 | Orth. |
2.EB.20 | Arsenopyrite | FeAsS | Mon. 2/m : P21/b |
2.EB.20 | Gudmundite | FeSbS | Mon. 2/m : P21/b |
2.EB.20 | Osarsite | (Os,Ru)AsS | Mon. |
2.EB.20 | Ruarsite | (Ru,Os)AsS | Mon. |
2.EB.25 va | Antimony-bearing Gersdorffite | Ni(As,Sb)S | |
2.EB.25 | Cobaltite | CoAsS | Orth. mm2 : Pca21 |
2.EB.25 | Gersdorffite | NiAsS | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Hollingworthite | (Rh,Pt,Pd)AsS | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Irarsite | (Ir,Ru,Rh,Pt)AsS | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Jolliffeite | NiAsSe | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Krutovite | NiAs2 | Iso. 2 3 : P21 3 |
2.EB.25 | Maslovite | PtBiTe | Iso. 2 3 : P21 3 |
2.EB.25 | Michenerite | PdBiTe | Iso. 2 3 : P21 3 |
2.EB.25 | Padmaite | PdBiSe | Iso. 4 3 2 |
2.EB.25 | Platarsite | PtAsS | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Testibiopalladite | PdTe(Sb,Te) | Iso. |
2.EB.25 | Tolovkite | IrSbS | Iso. |
2.EB.25 | Ullmannite | NiSbS | Iso. 2 3 : P21 3 |
2.EB.25 | Willyamite | CoSbS | |
2.EB.25 | Changchengite | IrBiS | Iso. 2 3 : P21 3 |
2.EB.25 | Mayingite | IrBiTe | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Kalungaite | PdAsSe | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Milotaite | PdSbSe | Iso. 2 3 : P21 3 |
2.EB.25 | Paragersdorffite | Ni(As,S)2 | Iso. m3 (2/m 3) : Pa3 |
2.EB.25 | Orthogersdorffite | NiAsS | Orth. mm2 : Pca21 |
2.EB.30 | Urvantsevite | Pd(Bi,Pb)2 | Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm |
2.EB.35 | Rheniite | ReS2 | Tric. 1 : P1 |
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 Erlichmanite
mindat.org URL:
https://www.mindat.org/min-1401.html
Please feel free to link to this page.
Please feel free to link to this page.
External Links:
Mineral Dealers:
References for Erlichmanite
Reference List:
Localities for Erlichmanite
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).
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.
All localities listed without proper references should be considered as questionable.
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Quick NavTopAbout ErlichmaniteUnique IdentifiersClassification Mineral SymbolsPhysical Properties Optical Data Chemical Properties Crystallography Crystal StructureX-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesRelationshipsCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Konder alkaline-ultrabasic massif, Ayan-Maya district, Khabarovsk Krai, Russia