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Tellurohauchecornite Mineral Data
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General Tellurohauchecornite Information
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 Chemical Formula: |
Ni9BiTeS8 |
| Composition: |
Molecular Weight = 1,121.32 gm |
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Nickel 47.11 % Ni |
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Bismuth 18.64 % Bi |
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Tellurium 11.38 % Te |
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Sulfur 22.88 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Ni9BiTeS8 |
| Environment: |
In hydrothermal Ni-Co-Cu veins. |
| IMA Status: |
Approved IMA 1980 |
| Locality: |
Strathcona mine, Levack Township, Sudbury district, Ontario, Canada. Link to MinDat.org Location Data. |
| Name Origin: |
Named for its chemical relationship to hauchecornite. |
| Name Pronunciation: |
Tellurohauchecornite + Pronunciation  |
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Tellurohauchecornite Crystallography
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| Axial Ratios: |
a:c = 1:0.74248 |
| Cell Dimensions: |
a = 14.64, c = 10.87, Z = 8; V = 2,329.76 Den(Calc)= 6.39 |
| Crystal System: |
Tetragonal - Ditetragonal Dipyramidal H-M Symbol (4/m 2/m 2/m) Space Group: P 4/mmm |
| X Ray Diffraction: |
By Intensity(I/Io): 2.8(1), 2.314(0.6), 2.405(0.5), |
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Physical Properties of Tellurohauchecornite
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| Cleavage: |
None |
| Color: |
Bronze. |
| Diaphaneity: |
Opaque |
| Habit: |
Irregular Grains - Occurs as splotchy, anhedral crystals forming inclusions in other minerals or rocks. |
| Hardness: |
4 - Fluorite |
| Luster: |
Metallic |
| Streak: |
grayish black |
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Optical Properties of Tellurohauchecornite
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| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Tellurohauchecornite in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 470 nm |
41.20 |
44.80 |
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| 546 nm |
43.90 |
47.70 |
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| 589 nm |
45.60 |
49.40 |
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| 650 nm |
48.20 |
51.90 |
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Calculated Relative Intensity Colors of Tellurohauchecornite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
220% |
| R1 |
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| R2 |
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Calculated Properties of Tellurohauchecornite
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| Electron Density: |
Bulk Density (Electron Density)=5.87 gm/cc
note: Specific Gravity of Tellurohauchecornite =6.39 gm/cc.
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| Fermion Index: |
Fermion Index = 0.01
Boson Index = 0.99 |
| Photoelectric: |
PETellurohauchecornite = 385.68 barns/electron
U=PETellurohauchecornite x rElectron Density=2,263.77 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Tellurohauchecornite is Not Radioactive |
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Tellurohauchecornite Classification
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| Dana Class: |
03.02.05.03 (03)Sulfides - Sulfosalts |
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(03.02)where z/y = 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
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(03.02.05)Hauchecornite Group, Complex Ni sulfides (Tetragonal: P4/nnn or I4/mmm) |
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03.02.05.01 Hauchecornite Ni9Bi(Sb,Bi)S8 P 4/mmm 4/m 2/m 2/m |
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03.02.05.02 Bismutohauchecornite Ni9Bi2S8 P 4/mmm 4/m 2/m 2/m |
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03.02.05.03 Tellurohauchecornite Ni9BiTeS8 P 4/mmm 4/m 2/m 2/m |
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03.02.05.04 Arsenohauchecornite Ni18Bi3AsS16 I 4/mmm 4/m 2/m 2/m |
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03.02.05.05 Tucekite Ni9Sb2S8 P 4/mmm 4/m 2/m 2/m |
| Strunz Class: |
02.BB.10 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.B - Metal Sulfides, M:S > 1:1 (mainly 2:1) |
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02.BB -With Ni, Fe |
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02.BB.10 Arsenohauchecornite Ni18Bi3AsS16 I 4/mmm 4/m 2/m 2/m |
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02.BB.10 Bismutohauchecornite Ni9Bi2S8 P 4/mmm 4/m 2/m 2/m |
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02.BB.10 Hauchecornite Ni9Bi(Sb,Bi)S8 P 4/mmm 4/m 2/m 2/m |
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02.BB.10 Tellurohauchecornite Ni9BiTeS8 P 4/mmm 4/m 2/m 2/m |
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02.BB.10 Tucekite Ni9Sb2S8 P 4/mmm 4/m 2/m 2/m |
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Other Tellurohauchecornite Information
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| References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
| See Also: |
Links to other databases for Tellurohauchecornite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Ecole des Mines de Paris
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info
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Print or Cut-and-Paste your Tellurohauchecornite Specimen Label here :
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Tellurohauchecornite
Ni9BiTeS8
Dana No: 03.02.05.03 Strunz No: 02.BB.10
Locality:
Notes:
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