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, probably a mixture of several Cu-Hg-S phases: Am. Mineral. 71 (1986), 1543.

IMA Status:

Discredited IMA 2006

Locality:

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

Name Origin:

Named after the locality.

Name Pronunciation:

Bayankhanite + Pronunciation

Bayankhanite Crystallography

Crystal System:

Hexagonal Space 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.

Diaphaneity:

Opaque

Hardness:

3-3.5 - Calcite-Copper Penny

Luster:

Metallic

Calculated Properties of Bayankhanite

Fermion Index:

Fermion Index = 0.08
Boson Index = 0.92

Photoelectric:

PE_Bayankhanite= 472.65 barns/electron
U=PE_Bayankhanite x rElectron Density= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Bayankhanite is Not Radioactive

Bayankhanite Classification

Dana Class:

02.00.00.00 (02)Sulfide Minerals

(02.00)Without Dana Classification Numbers

(02.00.00)Sulfide

02.00.00.00 Argentite* Ag2S I m3m 4/m 3 2/m

02.00.00.00 Bayankhanite? Cu6HgS4 Unk Hex

02.00.00.00 Bismutoplagionite* 5PbS.4Bi2S3 Unk Ortho

02.00.00.00 Bravoite? (Fe,Ni,Co)S2 P a3 2/m 3

02.00.00.00 Colimaite K3VS4 P nma 2/m 2/m 2/m

02.00.00.00 Dayingite* CuCoPtS4 F m3m 4/m 3 2/m

02.00.00.00 Dilithium* Li2Te P 222 2 2 2

02.00.00.00 Dzhezkazganite* (Pb,Cu,Rh)S2(?) P a3? 2/m 3

02.00.00.00 Ferdisilicite* FeSi2 P 4/mmm 4/m 2/m 2/m

02.00.00.00 Fersilicite* FeSi P 2₁3 2 3

02.00.00.00 Horobetsuite* (Bi,Sb)2S3 Pbnm 2/m 2/m 2/m

02.00.00.00 Horomanite Fe6Ni3S8 P 4/mmm 4mm

02.00.00.00 Imgreite? NiTe P 6₃/mmc 6/m 2/m 2/m

02.00.00.00 Iridisite* (Ir,Cu,Rh,Ni,Pt)S2 Unk Cubic

02.00.00.00 Isochalcopyrite? Cu8Fe9S16 Unk Cubic

02.00.00.00 Jaipurite* CoS P 6₃/mmc 6/m 2/m 2/m

02.00.00.00 Kitaibelite? Ag10PbBi30S51 Mono ? Mono

02.00.00.00 Kurilite? (Ag,Au)2(Te,Se,S) P m3n,P 4₃n Cubic

02.00.00.00 Plumosite* Pb2Sb2S5 Mono

02.00.00.00 Protojoseite* Bi4TeS2(?) R 3m 3 2/m

02.00.00.00 Samaniite Cu2Fe5Ni2S8 P 4₁/mmm 4mm

02.00.00.00 Stibioenargite* Cu3(Sb,As)S4 Unk Ortho

02.00.00.00 Sztrokayite* Bi3TeS2 Trig ? Trig

02.00.00.00 Volfsonite* Cu10CuFeFe2Sn3S16 P 4₂m-,P 42₁2 Tetra

Strunz Class:

02.XX.00 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.X - Unclassified Strunz SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarse

02.XX -Sulfide

02.XX.00 Isochalcopyrite? Cu8Fe9S16 Unk Cubic

02.XX.00 Bayankhanite? Cu6HgS4 Unk Hex

02.XX.00 Bravoite? (Fe,Ni,Co)S2 P a3 2/m 3

02.XX.00 Dzhezkazganite* (Pb,Cu,Rh)S2(?) P a3? 2/m 3

02.XX.00 Dilithium* Li2Te P 222 2 2 2

02.XX.00 Horobetsuite* (Bi,Sb)2S3 Pbnm 2/m 2/m 2/m

02.XX.00 Horsfordite? Cu5Sb Unk Cubic

02.XX.00 Kurilite? (Ag,Au)2(Te,Se,S) P m3n,P 4₃n Cubic

02.XX.00 Imgreite? NiTe P 6₃/mmc 6/m 2/m 2/m

02.XX.00 Matraite? ZnS R 3m 3m

02.XX.00 Iridisite* (Ir,Cu,Rh,Ni,Pt)S2 Unk Cubic

02.XX.00 Kitaibelite? Ag10PbBi30S51 Mono ? Mono

02.XX.00 Jeromite? As(S,Se)2 None

02.XX.00 Parajamesonite? Pb4FeSb6S14 Unk Ortho

02.XX.00 Volfsonite* Cu10CuFeFe2Sn3S16 P 4₂m-,P 42₁2 Tetra

02.XX.00 Prassoite Rh17S15(?) P m3m 4/m 3 2/m

02.XX.00 Sakharovaite? (Pb,Fe)(Bi,Sb)2S4 Mono

02.XX.00 Samaniite Cu2Fe5Ni2S8 P 4₁/mmm 4mm

02.XX.00 Tazieffite! Pb20Cd2(As,Bi)22S50Cl10 C 2/c 2/m

02.XX.00 Horomanite Fe6Ni3S8 P 4/mmm 4mm

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 - Ecole des Mines de Paris
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info

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

Bayankhanite

Cu6HgS4
Dana No: 02.00.00.00 Strunz No: 02.XX.00
Locality:

Notes:

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