Bismutohauchecornite Mineral Data + 
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- 3.2.5.1 Hauchecornite Ni9Bi(Sb,Bi)S8 P 4/mmm 4/m 2/m 2/m
- 3.2.5.2 Bismutohauchecornite Ni9Bi2S8 P 4/mmm 4/m 2/m 2/m
- 3.2.5.3 Tellurohauchecornite Ni9BiTeS8 P 4/mmm 4/m 2/m 2/m
- 3.2.5.4 Arsenohauchecornite Ni18Bi3AsS16 I 4/mmm 4/m 2/m 2/m
- 3.2.5.5 Tucekite Ni9Sb2S8 P 4/mmm 4/m 2/m 2/m
- II/B.15-10 Tucekite Ni9Sb2S8 P 4/mmm 4/m 2/m 2/m
- II/B.15-20 Hauchecornite Ni9Bi(Sb,Bi)S8 P 4/mmm 4/m 2/m 2/m
- II/B.15-30 Arsenohauchecornite Ni18Bi3AsS16 I 4/mmm 4/m 2/m 2/m
- II/B.15-40 Tellurohauchecornite Ni9BiTeS8 P 4/mmm 4/m 2/m 2/m
- II/B.15-50 Bismutohauchecornite Ni9Bi2S8 P 4/mmm 4/m 2/m 2/m
General Bismutohauchecornite Information |
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 Chemical Formula: |
Ni9Bi2S8 | ||
| Composition: |
Molecular Weight = 1,202.70 gm | ||
| Nickel 43.92 % Ni | |||
| Bismuth 34.75 % Bi | |||
| Sulfur 21.33 % S | |||
| ______ | |||
| 100.00 % | |||
| Empirical Formula: |
Ni9Bi2S8 | ||
| Environment: |
Hydrothermal origin, as secondary pore-fillings and replacements of sandstone and conglomerate. | ||
| IMA Status: |
Approved IMA 1980 | ||
| Locality: |
Oktyabr mine, Norilsk, Russia. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named as the Bi analog of hauchecornite. | ||
Search for Bismutohauchecornite Images | |||
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Images:
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Bismutohauchecornite Crystallography |
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| Axial Ratios: |
a:c = 1:0.79782 | ||
| Cell Dimensions: |
a = 7.37, c = 5.88, Z = 1; V = 319.38 Den(Calc)= 6.25 | ||
| Crystal System: |
Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 4/mmm | ||
Physical Properties of Bismutohauchecornite |
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| Cleavage: |
None | ||
| Color: |
Bronze. | ||
| Diaphaniety: |
Opaque | ||
| Habit: |
Massive - Uniformly indistinguishable crystals forming large masses. | ||
| Habit: |
Tabular - Form dimensions are thin in one direction. | ||
| Hardness: |
5.5 - Knife Blade | ||
| Luster: |
Metallic | ||
| Streak: |
grayish black | ||
Optical Properties of Bismutohauchecornite |
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| RL Anisotrophism: |
Weak. | ||
| RL Pleochroism: |
Moderate. | ||
Calculated Properties of Bismutohauchecornite |
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| Electron Density: |
relectron=5.67 gm/cc |
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| Fermion Index |
Fermion Index = 0.00656 Boson Index = 0.99344 |
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| Photoelectric: |
PEBismutohauchecornite = 635.91 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Bismutohauchecornite is Not Radioactive |
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Bismutohauchecornite Classification |
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| Dana Class: |
3.2.5.2 (3)Sulfides - Sulfosalts | ||
| (3.2)where z/y = 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals | |||
| (3.2.5)Hauchecornite Group, Complex Ni sulfides (Tetragonal: P4/nnn or I4/mmm) | |||
| Strunz Class: |
II/B.15-50 II - Sulfides and sulphosalts | ||
| II/B - Sulfides with metal: sulfur, selenium and tellurium > 1:1, Sulfides with predominant Nickel, Cobalt, Rhodium and Palladium | |||
| II/B.15 - Hauchecornite group | |||
Other Bismutohauchecornite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) | ||
| See Also: |
Links to other databases for Bismutohauchecornite : 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 11 -École des Mines de Paris Search for Bismutohauchecornite using: Visit our Advertisers for Bismutohauchecornite : Translate Bismutohauchecornite Mineral Data : Ask about Bismutohauchecornite here : Print or Cut-and-Paste your Bismutohauchecornite Specimen Label here :
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