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Vozhminite Mineral Data
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General Vozhminite Information
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 Chemical Formula: |
(Ni,Co)4(As,Sb)S2 |
| Composition: |
Molecular Weight = 392.79 gm |
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Cobalt 15.00 % Co |
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Nickel 44.83 % Ni |
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Antimony 12.40 % Sb |
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Arsenic 11.44 % As |
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Sulfur 16.33 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Ni3CoAs0.6Sb0.4S2 |
| Environment: |
In heazlewoodite ore in serpentinites. |
| IMA Status: |
Approved IMA 1982 |
| Locality: |
Vozhmin serpentinite, Karelia, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Vozhminite + Pronunciation  |
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Vozhminite Crystallography
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| Axial Ratios: |
a:c = 1:0.41237 |
| Cell Dimensions: |
a = 17.46, c = 7.2, Z = 18; V = 1,900.87 Den(Calc)= 6.18 |
| Crystal System: |
Hexagonal Space Group: Unk |
| X Ray Diffraction: |
By Intensity(I/Io): 1.776(1), 8.7(1), 3.07(0.9), |
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Physical Properties of Vozhminite
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| Cleavage: |
{???} Distinct |
| Color: |
Brownish yellow, Light pink orange. |
| Density: |
6.2 |
| Diaphaneity: |
Opaque |
| Habit: |
Massive - Uniformly indistinguishable crystals forming large masses. |
| Hardness: |
4.5-5 - Near Apatite |
| Luster: |
Metallic |
| Streak: |
black |
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Optical Properties of Vozhminite
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| RL Color: |
Rose-orange. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Vozhminite in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 420 nm |
35.00 |
41.20 |
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| 440 nm |
37.00 |
43.00 |
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| 460 nm |
39.20 |
45.00 |
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| 480 nm |
41.70 |
47.00 |
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| 500 nm |
44.00 |
48.60 |
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| 520 nm |
45.90 |
49.80 |
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| 540 nm |
47.50 |
50.90 |
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| 560 nm |
48.90 |
51.90 |
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| 580 nm |
50.20 |
52.70 |
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| 600 nm |
51.10 |
53.30 |
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| 620 nm |
52.10 |
54.20 |
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| 640 nm |
52.80 |
55.00 |
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| 660 nm |
53.40 |
55.60 |
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| 680 nm |
53.70 |
56.60 |
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| 700 nm |
54.10 |
57.10 |
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Calculated Relative Intensity Colors of Vozhminite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
230% |
| R1 |
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| R2 |
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Calculated Properties of Vozhminite
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| Electron Density: |
Bulk Density (Electron Density)=5.76 gm/cc
note: Specific Gravity of Vozhminite =6.18 gm/cc.
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| Fermion Index: |
Fermion Index = 0.0062898561
Boson Index = 0.9937101439 |
| Photoelectric: |
PEVozhminite = 71.75 barns/electron
U=PEVozhminite x rElectron Density= 413.64 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Vozhminite is Not Radioactive |
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Vozhminite Classification
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| Dana Class: |
02.03.06.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.03)where Am Bn Xp, with (m+n):p=5:2 |
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(02.03.06)Dana Group |
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02.03.06.01 Vozhminite (Ni,Co)4(As,Sb)S2 Unk Hex |
| Strunz Class: |
02.BB.20 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.20 Vozhminite (Ni,Co)4(As,Sb)S2 Unk Hex |
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Other Vozhminite Information
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| References: |
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1) |
| See Also: |
Links to other databases for Vozhminite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
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Print or Cut-and-Paste your Vozhminite Specimen Label here :
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Vozhminite
(Ni,Co)4(As,Sb)S2
Dana No: 02.03.06.01 Strunz No: 02.BB.20
Locality:
Notes:
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