Baksanite
A valid IMA mineral species
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About Baksanite
Unique Identifiers
Mindat ID:
6814
Long-form identifier:
mindat:1:1:6814:3
GUID
(UUID V4):
(UUID V4):
559d30d7-2ee3-4ad7-92a7-fcaa95b12c8c
IMA Classification of Baksanite
Approved
Approval year:
1992
First published:
1996
Classification of Baksanite
2.DC.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
C : Variable M:S
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
C : Variable M:S
Mineral Symbols
As of 2021 there are now IMAâCNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Bks | IMAâCNMNC | Warr, L.N. (2021). IMAâCNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Baksanite
Metallic
Transparency:
Opaque
Colour:
Bright steel-grey
Streak:
Black
Hardness:
1½ - 2 on Mohs scale
Hardness:
VHN5=62 kg/mm2 - Vickers
Cleavage:
Perfect
{001}
{001}
Density:
8 g/cm3 (Measured) 7.98 g/cm3 (Calculated)
Optical Data of Baksanite
Anisotropism:
Distinct anisotropism from pale yellow to grey
Bireflectance:
Veryt faint
Reflectivity:
Wavelength | R1 | R2 |
---|---|---|
470nm | 48.2% | 52.1% |
546nm | 48.4% | 52.5% |
589nm | 48.8% | 51.9% |
650nm | 49.2% | 51.0% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 52.5%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Bright white
Pleochroism:
Weak
Comments:
White to pale grey
Chemistry of Baksanite
Mindat Formula:
Bi6Te2S3
Elements listed:
Common Impurities:
Sb,S,Pb
Crystallography of Baksanite
Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
P3m1
Cell Parameters:
a = 4.249 Å, c = 62.82 Å
Ratio:
a:c = 1 : 14.785
Unit Cell V:
982 Ă
Âł
Z:
3
Morphology:
Only {001} observed.
Twinning:
None observed.
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
5.65 Ă | (14) |
4.50 Ă | (46) |
3.58 Ă | (22) |
3.53 Ă | (15) |
3.30 Ă | (20) |
3.09 Ă | (100) |
2.255 Ă | (38) |
2.126 Ă | (25) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
High-đ alteration and/or metamorphism | |
31 : Thermally altered carbonate, phosphate, and iron formations |
Type Occurrence of Baksanite
Place of Conservation of Type Material:
A. E. Fersman Mineralogical Museum, Moscow, Russia.
Geological Setting of Type Material:
In small chlorite-calcite nests and veins in garnet-magnetite skarn.
Associated Minerals at Type Locality:
Reference:
Pekov, I.V., ZavÂŽyalov, E.N., Fedyushchenko, S.V., Shcherbachev, D.K., Borodayev, Y.S., Dorokhova, G.D. (1996) Baksanite, Bi6(Te2S3), a new mineral from TyrnyÂŽauz (northern Caucasus). Doklady Akademii Nauk: 347: 787-791.
Synonyms of Baksanite
Other Language Names for Baksanite
Relationship of Baksanite to other Species
Member of:
Other Members of this group:
Hedleyite | Bi7Te3 | Trig. 3m (3 2/m) : R3m |
Hitachiite | Pb5Bi2Te2S6 | Trig. 3m : P3m1 |
Ingodite | Bi2TeS | Trig. |
Joséite-B | Bi4Te2S | Trig. 3m (3 2/m) : R3m |
Kawazulite | Bi2Te2Se | Trig. 3m (3 2/m) : R3m |
Paraguanajuatite | Bi2Se3 | Trig. 3m (3 2/m) : R3m |
Pilsenite | Bi4Te3 | Trig. 3m (3 2/m) : R3m |
Skippenite | Bi2TeSe2 | Trig. |
Sulphotsumoite | Bi3Te2S | Trig. 3m (3 2/m) : P3 1m |
Tellurantimony | Sb2Te3 | Trig. 3m (3 2/m) : R3m |
Tellurobismuthite | Bi2Te3 | Trig. 3m (3 2/m) : R3m |
Telluronevskite | Bi3TeSe2 | Trig. 3m (3 2/m) : P3m1 |
Tetradymite | Bi2Te2S | Trig. 3m (3 2/m) : R3m |
Tsumoite | BiTe | Trig. 3m (3 2/m) : P3 1m |
Vihorlatite | Bi24Se17Te4 | Trig. 3m (3 2/m) : P3m1 |
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
2.DC.05 | Hedleyite | Bi7Te3 |
2.DC.05 | Ikunolite | Bi4S3 |
2.DC.05 | Ingodite | Bi2TeS |
2.DC.05 | Joséite | Bi4TeS2 |
2.DC.05 | Joséite-A | Bi4TeS2 |
2.DC.05 | Joséite-B | Bi4Te2S |
2.DC.05 | Kawazulite | Bi2Te2Se |
2.DC.05 | Laitakarite | Bi4(Se,S)3 |
2.DC.05 | Nevskite | Bi(Se,S) |
2.DC.05 | Paraguanajuatite | Bi2Se3 |
2.DC.05 | Pilsenite | Bi4Te3 |
2.DC.05 | Skippenite | Bi2TeSe2 |
2.DC.05 | Sulphotsumoite | Bi3Te2S |
2.DC.05 | Tellurantimony | Sb2Te3 |
2.DC.05 | Tellurobismuthite | Bi2Te3 |
2.DC.05 | Tetradymite | Bi2Te2S |
2.DC.05 | Tsumoite | BiTe |
2.DC.05 | Joséite-C | Bi16Te3S9 |
2.DC.05 | Protojoséite | Bi3(Te,S)2 |
2.DC.05 | SztrĂłkayite | Bi3TeS2 |
2.DC.05 | Vihorlatite | Bi24Se17Te4 |
2.DC.05 | Telluronevskite | Bi3TeSe2 |
2.DC.05 | UM1983-09-S:BiPbTe | PbBi3S2Te |
2.DC.05 | Hitachiite | Pb5Bi2Te2S6 |
2.DC.15 | Castaingite | CuMo2S5 |
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 Baksanite
mindat.org URL:
https://www.mindat.org/min-6814.html
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References for Baksanite
Localities for Baksanite
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
â - 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.
China | |
| Bin Shu et al. (2006) |
Iran | |
| Nezafatis (2006) |
Italy | |
| Gentile et al. (2023) |
Russia | |
| Rogov et al. (2023) |
Rogov et al. (2023) | |
| AM 48 (1963) +5 other references |
| Chernyavsky et al. (2012) +1 other reference |
Slovakia | |
| BĂĄlintovĂĄ et al. (2006) |
USA | |
| Rombach et al. (2002, October) |
Quick NavTopAbout BaksaniteUnique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesRelationshipsCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Anomaly No. 3, Tyrnyauz Mo-W deposit, Baksan valley, Kabardino-Balkaria, Russia