General Carlinite Information Chemical Formula: |
Tl2S |
Composition: |
Molecular Weight = 440.83 gm |
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Thallium 92.73 % Tl |
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Sulfur 7.27 % S |
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______ |
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100.00 % |
Empirical Formula: |
Tl2S |
Environment: |
As small grains in brecciated fragments of carbonaceous limestone, as a result of epithermal mineralization. |
IMA Status: |
Approved IMA 1975 |
Locality: |
From the east pit of the Carlin mine, Eureka Co., Nevada, USA. Link to MinDat.org Location Data. |
Name Origin: |
For the Carlin gold deposit, Nevada, USA. |
Synonym: |
ICSD 42713 |
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PDF 29-1344 |
| | Carlinite Image
Images:
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Carlinite Crystallography Axial Ratios: |
a:c = 1:1.49958 |
Cell Dimensions: |
a = 12.12, c = 18.175, Z = 27; V = 2,312.12 Den(Calc)= 8.55 |
Crystal System: |
Trigonal - PyramidalH-M Symbol (3) Space Group: R 3 |
X Ray Diffraction: |
By Intensity(I/Io): 3.03(1), 2.29(0.33), 1.749(0.3), |
Crystal Structure:
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Mouse
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| Physical Properties of Carlinite Cleavage: |
{0001} Perfect |
Color: |
Dark gray, Black. |
Density: |
8.1 |
Diaphaneity: |
Opaque |
Hardness: |
1 - Talc |
Luster: |
Metallic - Dull |
| Optical Properties of Carlinite Optical Data: |
NCalc= 1.95 - from Gladstone-Dale relationship (KC = 0.1108) where Ncalc=Dcalc*KC+1 |
NCalc= 1.9 - from Gladstone-Dale relationship (KC = 0.1108) where Ncalc=Dmeas*KC+1 RL Anisotrophism: |
Moderate to distinct. |
RL Color: |
White with faint bluish cast. |
RL Pleochroism: |
Brownish gray to bluish gray. |
Reflectivity |
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| Calculated Properties of Carlinite Electron Density: |
Bulk Density (Electron Density)=6.90 gm/cc |
note: Specific Gravity of Carlinite =8.55 gm/cc. Fermion Index: |
Fermion Index = 0.0005455472 |
Boson Index = 0.9994544528 Photoelectric: |
PECarlinite =1,689.30 barns/electron |
U=PECarlinite x rElectron Density=11664.02 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Carlinite is Not Radioactive | Carlinite Classification Dana Class: |
02.04.13.01 (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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(02.04.13)Dana Group |
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Strunz Class: |
02.BD.25 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.BD -With Hg, Tl |
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| Other Carlinite Information References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Carlinite : |
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 Carlinite using: Visit our Advertisers for Carlinite : A Bijoux Google Search for CarliniteAdam's Minerals Google Search for Carlinite Cape Minerals Google Search for Carlinite Dakota Matrix Minerals Google Search for Carlinite Excalibur Mineral Corp. Google Search for Carlinite Exceptional Minerals Google Search for Carlinite John Betts Fine Minerals Search for Carlinite McDougall Minerals Google Search for Carlinite Mineral News Website Link Rock and Mineral Shows Google Search for Carlinite Weinrich Minerals, Inc. Google Search for Carlinite Ask about Carlinite here : Print or Cut-and-Paste your Carlinite Specimen Label here :
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