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Vinciennite Mineral Data
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General Vinciennite Information
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 Chemical Formula: |
Cu10Fe4Sn(As,Sb)S16 |
| Composition: |
Molecular Weight = 1,588.95 gm |
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Iron 14.06 % Fe |
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Copper 39.99 % Cu |
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Tin 7.47 % Sn |
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Antimony 3.83 % Sb |
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Arsenic 2.36 % As |
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Sulfur 32.29 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Cu10Fe2+4SnAs0.5Sb0.5S16 |
| Environment: |
In a porphyry copper deposit with other tin-bearing sufides (Maggie deposit). |
| IMA Status: |
Approved IMA 1985 |
| Locality: |
Chizeuil, Saoneet-Loire, France and Maggie copper deposit, 15 km north of Ascroft, British Columbia, Canada. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Henri Vincienne (1898-1965), French mineralogist. |
| Name Pronunciation: |
Vinciennite + Pronunciation  |
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Vinciennite Image |
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Images:
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Vinciennite Colusite
Comments: Polished section (PPL) of a Fe-rich rim of vinciennite (vinc) on earlier colusite (col). Matrix is bornite (bn).
Location: Kidd Creek Volcanogenic Massive Sulfide deposit, Western Abitibi Subprovince, Timmins, Ontario, Canada.
Scale: Picture Size 0.5 mm.
© National Resouces of Canada |
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Vinciennite Crystallography
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| Axial Ratios: |
a:c = 1:1 |
| Cell Dimensions: |
a = 10.697, c = 10.697, Z = 2; V = 1,224.01 Den(Calc)= 4.31 |
| Crystal System: |
Tetragonal - Trapezohedral H-M Symbol (4 2 2) Space Group: P 4122 |
| X Ray Diffraction: |
By Intensity(I/Io): 3.088(1), 1.895(0.9), 1.614(0.7), |
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Physical Properties of Vinciennite
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| Cleavage: |
None |
| Color: |
Orange. |
| Density: |
4.29 |
| Diaphaneity: |
Opaque |
| Fracture: |
Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments. |
| Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. |
| Hardness: |
4.5 - Between Fluorite and Apatite |
| Luster: |
Metallic |
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Optical Properties of Vinciennite
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| Optical Data: |
NCalc= 1.6 - from Gladstone-Dale relationship (KC = 0.1394) where Ncalc=Dcalc*KC+1
NCalc= 1.6 - from Gladstone-Dale relationship (KC = 0.1394) where Ncalc=Dmeas*KC+1 |
| RL Anisotrophism: |
Weak, purplish blue to greenish brown yellow. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Vinciennite in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 420 nm |
19.40 |
19.40 |
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| 460 nm |
21.80 |
20.60 |
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| 500 nm |
23.90 |
22.80 |
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| 540 nm |
27.70 |
26.50 |
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| 580 nm |
30.70 |
29.50 |
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| 620 nm |
33.60 |
32.10 |
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| 660 nm |
35.90 |
34.30 |
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| 700 nm |
37.80 |
36.00 |
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Calculated Relative Intensity Colors of Vinciennite in Air
Relative
Intensity |
0% |
50% |
100% |
150% |
200% |
250% |
300% |
350% |
400% |
430% |
| R1 |
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| R2 |
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Calculated Properties of Vinciennite
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| Electron Density: |
Bulk Density (Electron Density)=4.03 gm/cc
note: Specific Gravity of Vinciennite =4.31 gm/cc.
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| Fermion Index: |
Fermion Index = 0.01
Boson Index = 0.99 |
| Photoelectric: |
PEVinciennite = 59.89 barns/electron
U=PEVinciennite x rElectron Density= 241.08 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Vinciennite is Not Radioactive |
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Vinciennite Classification
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| Dana Class: |
03.01.02.01 (03)Sulfides - Sulfosalts |
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(03.01)where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
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(03.01.02)Dana Group |
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03.01.02.01 Vinciennite Cu10Fe4Sn(As,Sb)S16 P 4122 4 2 2 |
| Strunz Class: |
02.CB.35a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.C - Metal Sulfides, M:S = 1:1 (and similar) |
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02.CB -With Zn, Fe, Cu, Ag, Au, etc |
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02.CB.35a Hemusite Cu6SnMoS8 Unk Cubic |
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02.CB.35a Kiddcreekite Cu6SnWS8 Unk Cubic |
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02.CB.35a Renierite (Cu,Zn)11(Ge,As)2Fe4S16 P 42c- 4 2m |
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02.CB.35a Polkovicite (Fe,Pb)3(Ge,Fe)1-xS4 F d3m 4/m 3 2/m |
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02.CB.35a Morozeviczite (Pb,Fe)3Ge1-xS4 F d3m 4/m 3 2/m |
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02.CB.35a Catamarcaite! Cu6GeWS8 P 63mc 6/m 2/m 2/m |
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02.CB.35a Vinciennite Cu10Fe4Sn(As,Sb)S16 P 4122 4 2 2 |
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Other Vinciennite 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 Vinciennite :
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 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info
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Vinciennite
Cu10Fe4Sn(As,Sb)S16
Dana No: 03.01.02.01 Strunz No: 02.CB.35a
Locality:
Notes:
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