Baksanite Mineral Data

Baksanite Mineral Data +

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General Baksanite Information

Chemical Formula:

Bi6Te2S3

Composition:

Molecular Weight = 1,605.28 gm

Bismuth 78.11 % Bi

Tellurium 15.90 % Te

Sulfur 5.99 % S

______

100.00 %

Empirical Formula:

Bi₆Te₂S₃

Environment:

Found in garnet-magnetite skarn,

IMA Status:

Approved IMA 1963 (Dana # Added)

Locality:

Tyrngauz deposit, Baksan River valley, northern Caucasus, Russia. Link to MinDat.org Location Data.

Name Origin:

Named after the discovery locality.

Synonym:

IMA1992-042

Baksanite Image

Images:

Baksanite

Comments: Gray metallic grain of baksanite surrounded by white calcite.
Location: Tyrnyauz, Kabardino-Balkaria Republic, North Caucasus, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Baksanite Crystallography

Axial Ratios:

a:c = 1:14.78465

Cell Dimensions:

a = 4.249, c = 62.82, Z = 3; V = 982.21 Den(Calc)= 8.14

Crystal System:

Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: P 3m1

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.09(1), 4.5(0.46), 2.255(0.38),

Physical Properties of Baksanite

Color:

Steel gray.

Density:

8.1

Diaphaniety:

Opaque

Hardness:

1.5-2 - Talc-Gypsum

Luster:

Metallic

Calculated Properties of Baksanite

Electron Density:

r_electron=6.59 gm/cc
note: r_Baksanite=8.14 gm/cc.

Fermion Index

Fermion Index = 0.01315
Boson Index = 0.98685

Photoelectric:

PE_Baksanite=1,612.77 barns/electron
U=PE_Baksanite x r_electron=10631.38 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Baksanite is Not Radioactive

Baksanite Classification

Dana Class:

3.1.13.1 (3)Sulfides - Sulfosalts

(3.1)where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

(3.1.13)Dana Group

3.1.13.1 Baksanite ! Bi6Te2S3 P 3m1 3 2/m

Strunz Class:

II/D.10-70 II - Sulfides and sulphosalts

II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold

II/D.10 - Tetradymite group, Nevskite - Tsumoite series

II/D.10-10 Nevskite Bi(Se,S) P 3m1 3 2/m

II/D.10-30 Ingodite Bi(S,Te) P 3m1 3 2/m

II/D.10-35 Sztrokayite* Bi3TeS2 Trig ? Trig

II/D.10-40 Sulphotsumoite Bi3Te2S P 3m1 3 2/m

II/D.10-50 Tsumoite BiTe P 3m1 3 2/m

II/D.10-55 Telluronevskite Bi3TeSe2 P 3m1 3 2/m

II/D.10-60 Protojoseite* Bi4TeS2(?) R 3m 3 2/m

II/D.10-70 Baksanite Bi6Te2S3 P 3m1 3 2/m

Other Baksanite Information

References:

NAME( AmMin, Vol 82) PHYS. PROP.(Am.Min, Vol.82,p1038,1997)

See Also:

Links to other databases for Baksanite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -Handbook of Mineralogy (UofA) 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas

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Print or Cut-and-Paste your Baksanite Specimen Label here :

Baksanite

Bi6Te2S3
Dana No: 3.1.13.1 Strunz No: II/D.10-70
Locality:

Notes: