Bayankhanite Mineral Data

Bayankhanite Mineral Data +

General Bayankhanite Information

Chemical Formula:

Cu6HgS4

Composition:

Molecular Weight = 710.13 gm

Copper 53.69 % Cu

Mercury 28.25 % Hg

Sulfur 18.06 % S

______

100.00 %

Empirical Formula:

Cu₆HgS₄

Environment:

An inadequately described species.

IMA Status:

Not Approved IMA

Locality:

Idermeg-bayan-khan-ula, Mongolia. Link to MinDat.org Location Data.

Name Origin:

Named after the locality.

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Bayankhanite Crystallography

Crystal System:

HexagonalSpace Group: Unk

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

By Intensity(I/I_o): 2.65(0.5), 2.74(0.4), 4.64(0.3),

Physical Properties of Bayankhanite

Color:

Black.

Diaphaniety:

Opaque

Hardness:

3-3.5 - Calcite-Copper Penny

Luster:

Metallic

Calculated Properties of Bayankhanite

Fermion Index

Fermion Index = 0.08666
Boson Index = 0.91334

Photoelectric:

PE_Bayankhanite= 472.65 barns/electron
U=PE_Bayankhanite x r_electron= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Bayankhanite is Not Radioactive

Bayankhanite Classification

Dana Class:

2.0.0.0 (2)Sulfide Minerals

(2.0)Without Dana Classification Numbers

(Sulfide)

Strunz Class:

II/B.09-30 II - Sulfides and sulphosalts

II/B - Sulfides with metal: sulfur, selenium and tellurium > 1:1, Complex Sulfides and Selenides with predominant Copper, Mercury and Thallium

II/B.09 - Danielsite - Furotobeite series

II/B.09-10 Danielsite (Cu,Ag)14HgS8 Unk Ortho

II/B.09-20 Balkanite Cu9Ag5HgS8 P 222 ? 2 2 2

II/B.09-30 Bayankhanite Cu6HgS4 Unk Hex

II/B.09-40 Furutobeite (Cu,Ag)6PbS4 Cm ? m

II/B.09-50 Schlemaite! (Cu,[])6(Pb,Bi)Se4 P 2₁/m 2/m

Other Bayankhanite Information

References:

PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Bayankhanite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas 10 -École des Mines de Paris

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Bayankhanite

Cu6HgS4
Dana No: Unknown Strunz No: II/B.09-30
Locality:

Notes: