General Vincentite Information Chemical Formula: |
(Pd,Pt)3(As,Sb,Te) |
Composition: |
Molecular Weight = 466.99 gm |
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Antimony 7.82 % Sb |
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Tellurium 8.20 % Te |
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Arsenic 8.02 % As |
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Palladium 59.25 % Pd |
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Platinum 16.71 % Pt |
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______ |
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100.00 % |
Empirical Formula: |
Pd2.6Pt0.4As0.5Sb0.3Te0.3 |
IMA Status: |
Approved IMA 1974 |
Locality: |
Riam Kanan, R., Borneo Link to MinDat.org Location Data. |
Name Origin: |
Named for Ewart A. Vincent (1919-), professor of mineralogy, Oxford University. |
Name Pronunciation: |
Vincentite + Pronunciation |
| | Vincentite Image
Images:
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Vincentite Crystallography Axial Ratios: |
a:b:c =1.7768:1:1.2736 |
Cell Dimensions: |
a = 11.226, b = 6.318, c = 8.047, Z = 8; beta = 100.95° V = 560.35 Den(Calc)= 11.07 |
Crystal System: |
MonoclinicSpace Group: Unk |
X Ray Diffraction: |
By Intensity(I/Io): 1.8(1)(602), 1.775(0.9)(404), 1.745(0.8)(331),1.758(0.8)(423), 1.838(0.6)(600), |
| Physical Properties of Vincentite Color: |
Gray. |
Density: |
6.816 |
Diaphaneity: |
Opaque |
Hardness: |
5 - Apatite |
Luster: |
Metallic |
| Optical Properties of Vincentite Reflectivity |
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| Calculated Properties of Vincentite Electron Density: |
Bulk Density (Electron Density)=9.40 gm/cc |
note: Specific Gravity of Vincentite =11.1 gm/cc. Fermion Index: |
Fermion Index = 0.19 |
Boson Index = 0.81 Photoelectric: |
PEVincentite = 463.85 barns/electron |
U=PEVincentite x rElectron Density=4,358.60 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Vincentite is Not Radioactive | Vincentite Classification Dana Class: |
02.02.05.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.02)where Am Bn Xp, with (m+n):p=3:1 |
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(02.02.05)Dana Group |
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Strunz Class: |
02.AC.05a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.A - Simple Sulfides, Selenides, etc |
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02.AC -Alloys of metalloids with PGE |
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| Other Vincentite Information References: |
NAME( Dana8) PHYS. PROP.(AmMin, Vol 88, p 255) OPTIC PROP.(AmMin, Vol 88, p 255) |
See Also: |
Links to other databases for Vincentite : |
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 Search for Vincentite using: Visit our Advertisers for Vincentite : A Bijoux Google Search for VincentiteAdam's Minerals Google Search for Vincentite Cape Minerals Google Search for Vincentite Dakota Matrix Minerals Google Search for Vincentite Excalibur Mineral Corp. Google Search for Vincentite Exceptional Minerals Google Search for Vincentite John Betts Fine Minerals Search for Vincentite McDougall Minerals Google Search for Vincentite Mineral News Website Link Rock and Mineral Shows Google Search for Vincentite Weinrich Minerals, Inc. Google Search for Vincentite Ask about Vincentite here : Print or Cut-and-Paste your Vincentite Specimen Label here :
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