Antimonselite
A valid IMA mineral species
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About Antimonselite
Formula:
Sb2Se3
Colour:
Black
Lustre:
Metallic
Hardness:
3½
Specific Gravity:
5.88 (Calculated)
Crystal System:
Orthorhombic
Member of:
Name:
The name alludes to the composition, containing Antimony and Selenium.
This page provides mineralogical data about Antimonselite.
Unique Identifiers
Mindat ID:
266
Long-form identifier:
mindat:1:1:266:0
IMA Classification of Antimonselite
Approved
IMA Formula:
Sb3+2Se2-3
Approval year:
1992
First published:
1993
Classification of Antimonselite
2.DB.05
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
B : M:S = 2:3
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
B : M:S = 2:3
2.11.2.2
2 : SULFIDES
11 : AmBnXp, with (m+n):p = 2:3
2 : SULFIDES
11 : AmBnXp, with (m+n):p = 2:3
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 |
|---|---|---|
| Atm | 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 Antimonselite
Metallic
Transparency:
Opaque
Colour:
Black
Streak:
Black
Hardness:
3½ on Mohs scale
Hardness:
VHN30=120 kg/mm2 - Vickers
Density:
5.88 g/cm3 (Calculated)
Optical Data of Antimonselite
Anisotropism:
Distinct
Bireflectance:
Distinct
Reflectivity:
| Wavelength | R1 (%) | R2 (%) |
|---|---|---|
| 420nm | 43.8% | 44.7% |
| 440nm | 42.4% | 43.2% |
| 460nm | 40.8% | 42.9% |
| 480nm | 40.1% | 42.1% |
| 500nm | 40.5% | 42.6% |
| 520nm | 42.2% | 44.6% |
| 540nm | 39.3% | 42.1% |
| 560nm | 39.0% | 41.7% |
| 580nm | 39.1% | 42.0% |
| 600nm | 38.3% | 41.8% |
| 620nm | 39.6% | 42.4% |
| 640nm | 39.7% | 42.8% |
| 660nm | 42.7% | 45.2% |
| 680nm | 45.5% | 47.6% |
| 700nm | 47.6% | 50.0% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 50.0%.
R1 shown in black, R2 shown in red
Colour in reflected light:
White
Pleochroism:
Visible
Comments:
White to very pale grey.
Chemistry of Antimonselite
Mindat Formula:
Sb2Se3
Elements listed:
Common Impurities:
Hg,Cu,As,S
Crystallography of Antimonselite
Crystal System:
Orthorhombic
Class (H-M):
mmm(2/m2/m2/m) - Dipyramidal
Space Group:
Pnma
Cell Parameters:
a = 11.59 Å, b = 11.74 Å, c = 3.39 Å
Ratio:
a:b:c = 0.987 : 1 : 0.289
Unit Cell V:
461.27 ų (Calculated from Unit Cell)
Morphology:
Euhedral acicular crystals in radiating aggregates, to 1 mm; as very fine granular aggregates.
Comment:
Non-standard space-group setting Pbnm (compare stibnite).
Crystal Structure
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2x2x2 | 3x3x3 | 4x4x4
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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) |
|---|---|---|---|---|---|---|---|
| 0009196 | Antimonselite | Tideswell N W, Kruse F H, McCullough J D (1957) The crystal structure of antimony selenide, Sb2Se3 Acta Crystallographica 10 99-102 |  | 1957 | synthetic | 0 | 293 |
| 0008967 | Antimonselite | Caracas R, Gonze X (2005) First-principles study of the electronic properties of A2B3 minerals, with A=Bi,Sb and B=S,Se Physics and Chemistry of Minerals 32 295-300 | 2005 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.70 Å | (70) |
| 3.25 Å | (30) |
| 3.17 Å | (50) |
| 2.870 Å | (100) |
| 2.625 Å | (60) |
| 1.930 Å | (30) |
| 1.746 Å | (35) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| High-? alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) | |
| Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere | <0.6 |
| 50 : Coal and/or oil shale minerals | <0.36 |
| Stage 10b: Anthropogenic minerals | <10 Ka |
| 54 : Coal and other mine fire minerals (see also #51 and #56) |
Type Occurrence of Antimonselite
General Appearance of Type Material:
Black anhedral grains and as radiating acicular crystals, typically <20 µm.
Place of Conservation of Type Material:
Chinese Museum of Geology.
Geological Setting of Type Material:
Uranium bearing calcite veins in a V-Hg-Mo polymetallic deposit.
Associated Minerals at Type Locality:
Synonyms of Antimonselite
Other Language Names for Antimonselite
Dutch:Antimonseliet
French:Antimonsélite
German:Antimonselit
Norwegian:Antimonselitt
Russian:Антимонселит
Simplified Chinese:硒锑矿
Spanish:Antimonselita
Relationship of Antimonselite to other Species
Member of:
Other Members of Stibnite Group:
| Bismuthinite | Bi2S3 | Orth. mmm(2/m2/m2/m) : Pnma |
| Guanajuatite | Bi2Se3 | Orth. mmm(2/m2/m2/m) : Pnma |
| Stibnite | Sb2S3 | Orth. mmm(2/m2/m2/m) |
Related Minerals - Strunz-mindat Grouping
| 2.DB. | Stangersite | SnGeS3 |
| 2.DB.05 | Metastibnite | Sb2S3 |
| 2.DB.05 | Pääkkönenite | Sb2AsS2 |
| 2.DB.05 | Bismuthinite | Bi2S3 |
| 2.DB.05 | Stibnite | Sb2S3 |
| 2.DB.05 | Guanajuatite | Bi2Se3 |
| 2.DB.10 | Suredaite | PbSnS3 |
| 2.DB.10 | Ottemannite | Sn2S3 |
| 2.DB.15 | Kashinite | Ir2S3 |
| 2.DB.15 | Bowieite | Rh2S3 |
| 2.DB.20 | Montbrayite | (Au,Ag,Sb,Bi,Pb)23(Te,Sb,Bi,Pb)38 |
| 2.DB.25 | Edgarite | FeNb3S6 |
| 2.DB.30 | Tarkianite | (Cu,Fe)(Re,Mo)4S8 |
| 2.DB.35 | Cameronite | Cu5-x(Cu,Ag)3+xTe10 (x = 0.43) |
| 2.DB.40 | 'Schreibersite (of Shephard)' | Cr2S3 |
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 Antimonselite
mindat.org URL:
https://www.mindat.org/min-266.html
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References for Antimonselite
Reference List:
Localities for Antimonselite
Showing 12 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.
China | |
| Minzhi Yang (2000) +4 other references |
| Maozhong Min and Junqi Wu (1992) |
| Chen et al. (1993) +1 other reference |
| Maozhong Min and Junqi Wu (1992) +1 other reference |
| Jiajun Liu et al. (1998) +1 other reference |
Czech Republic | |
| Škácha et al. (2017) |
| Škácha et al. (2015) |
| Škácha et al. (2015) | |
| Pavel Skacha collection (WDS-analysed) |
| Gábor Koller Specimen |
Russia | |
| Sidorov +6 other references |
| Tolstykh et al. (2019) |
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Mine dump, Uranium Mine No. 16, Háje, Příbram District, Central Bohemian Region, Czech Republic