General Uytenbogaardtite Information Chemical Formula: |
Ag3AuS2 |
Composition: |
Molecular Weight = 584.70 gm |
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Silver 55.35 % Ag |
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Gold 33.69 % Au |
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Sulfur 10.97 % S |
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______ |
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100.00 % |
Empirical Formula: |
Ag3AuS2 |
Environment: |
Hydrothermal Au-Ag-quartz veins. |
IMA Status: |
Approved IMA 1978 |
Locality: |
Tambang Sawah, Benkoelen district, Indonesia. Link to MinDat.org Location Data. |
Name Origin: |
Named for Willem Uytenbogaardt (1918- ), Professor of Geology, Technical University, Delft, The Netherlands, prominent ore microscopist. |
Name Pronunciation: |
Uytenbogaardtite + Pronunciation |
Synonym: |
ICSD 15732 |
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PDF 33-587 |
| | Uytenbogaardtite Image
Images:
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Uytenbogaardtite Crystallography Axial Ratios: |
a:c = 1:1.01025 |
Cell Dimensions: |
a = 9.75, c = 9.85, Z = 8; V = 936.37 Den(Calc)= 8.29 |
Crystal System: |
Tetragonal - TrapezohedralH-M Symbol (4 2 2) Space Group: P 4122 |
X Ray Diffraction: |
By Intensity(I/Io): 2.712(1), 2.59(0.9), 6.94(0.4), |
Crystal Structure:
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Mouse
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| Physical Properties of Uytenbogaardtite Color: |
Gray white. |
Diaphaneity: |
Opaque |
Fracture: |
Brittle - Generally displayed by glasses and most non-metallic minerals. |
Habit: |
Microscopic Crystals - Crystals visible only with microscopes. |
Hardness: |
2 - Gypsum |
Luster: |
Metallic |
| Optical Properties of Uytenbogaardtite Optical Data: |
NCalc= 2.27 - from Gladstone-Dale relationship (KC = 0.1532) where Ncalc=Dcalc*KC+1 |
RL Anisotrophism: |
Strong, without distinct colors. |
RL Color: |
Gray-white. |
RL Pleochroism: |
Distinct in air, gray-white to gray-white with a brownish tint. |
| Calculated Properties of Uytenbogaardtite Electron Density: |
Bulk Density (Electron Density)=7.15 gm/cc |
note: Specific Gravity of Uytenbogaardtite =8.29 gm/cc. Fermion Index: |
Fermion Index = 0.0008226226 |
Boson Index = 0.9991773774 Photoelectric: |
PEUytenbogaardtite = 678.66 barns/electron |
U=PEUytenbogaardtite x rElectron Density=4,849.53 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Uytenbogaardtite is Not Radioactive | Uytenbogaardtite Classification Dana Class: |
02.04.03.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.04)where Am Bn Xp, with (m+n):p=2:1 |
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(02.04.03)Uytenbogaardtite Group |
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Strunz Class: |
02.BA.40b 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.BA -With Cu, Ag, Au |
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| Other Uytenbogaardtite Information References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Uytenbogaardtite : |
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 Uytenbogaardtite using: Visit our Advertisers for Uytenbogaardtite : A Bijoux Google Search for UytenbogaardtiteAdam's Minerals Google Search for Uytenbogaardtite Cape Minerals Google Search for Uytenbogaardtite Dakota Matrix Minerals Google Search for Uytenbogaardtite Excalibur Mineral Corp. Google Search for Uytenbogaardtite Exceptional Minerals Google Search for Uytenbogaardtite John Betts Fine Minerals Search for Uytenbogaardtite McDougall Minerals Google Search for Uytenbogaardtite Mineral News Website Link Rock and Mineral Shows Google Search for Uytenbogaardtite Weinrich Minerals, Inc. Google Search for Uytenbogaardtite Ask about Uytenbogaardtite here : Print or Cut-and-Paste your Uytenbogaardtite Specimen Label here :
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