Vaughanite Mineral Data + 
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- 3.8.15.1 Vaughanite TlHgSb4S7 P1 ? 1
- II/E.13-10 Livingstonite HgSb4S8 A2/a 2/m
- II/E.13-20 Grumiplucite! HgBi2S4 C 2/m 2/m
- II/E.13-30 Simonite TlHgAs3S6 P 21/n 2/m
- II/E.13-40 Vrbaite Tl4Hg3Sb2As8S20 C mca 2/m 2/m 2/m
- II/E.13-42 Edenharterite TlPbAs3S6 F dd2 mm2
- II/E.13-43 Jentschite! TlPbAs2SbS6 P 21/n 2/m
- II/E.13-45 Hutchinsonite (Pb,Tl)2As5S9 P bca 2/m 2/m 2/m
- II/E.13-50 Lorandite TlAsS2 P 21/a 2/m
- II/E.13-60 Weissbergite TlSbS2 P1 1
- II/E.13-70 Tvalchrelidzeite Hg12(Sb,As)8S15 P1 1
- II/E.13-80 Vaughanite TlHgSb4S7 P1 ? 1
General Vaughanite Information |
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 Chemical Formula: |
TlHgSb4S7 | ||
| Composition: |
Molecular Weight = 1,116.44 gm | ||
| Thallium 18.31 % Tl | |||
| Mercury 17.97 % Hg | |||
| Antimony 43.62 % Sb | |||
| Sulfur 20.11 % S | |||
| ______ | |||
| 100.00 % | |||
| Empirical Formula: |
TlHgSb4S7 | ||
| IMA Status: |
Approved IMA 1989 | ||
| Locality: |
Hemlo gold deposit, near Marathon, Ontario, Canada. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for David J. Vaughan (1946-), English mineralogist. | ||
Search for Vaughanite Images | |||
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Images:
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Vaughanite Crystallography |
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| Axial Ratios: |
a:b:c =0.6815:1:0.4466 | ||
| Cell Dimensions: |
a = 9.012, b = 13.223, c = 5.906, Z = 2; alpha = 93.27°, beta = 95.05°, gamma = 109.16° V = 661.15 Den(Calc)= 5.61 | ||
| Crystal System: |
Triclinic - PedialH-M Symbol (1) Space Group: P1 ? | ||
| X Ray Diffraction: |
By Intensity(I/Io): 4.204(1), 3.313(0.6), 2.749(0.4), | ||
Physical Properties of Vaughanite |
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| Cleavage: |
None | ||
| Color: |
Black. | ||
| Diaphaniety: |
Opaque | ||
| Habit: |
Anhedral Grains - Granular minerals without the expression of crystal shapes | ||
| Habit: |
Microscopic Crystals - Crystals visible only with microscopes. | ||
| Hardness: |
3-3.5 - Calcite-Copper Penny | ||
| Luster: |
Metallic | ||
| Streak: |
black | ||
Calculated Properties of Vaughanite |
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| Electron Density: |
relectron=4.79 gm/cc |
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| Fermion Index |
Fermion Index = 0.05576 Boson Index = 0.94424 |
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| Photoelectric: |
PEVaughanite = 764.05 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Vaughanite is Not Radioactive |
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Vaughanite Classification |
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| Dana Class: |
3.8.15.1 (3)Sulfides - Sulfosalts | ||
| (3.8)where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals | |||
| (3.8.15)Dana Group | |||
| Strunz Class: |
II/E.13-80 II - Sulfides and sulphosalts | ||
| II/E - Sulfosalts (S : As,Sb,Bi = x) Sulfosalts with predominant Thallium and Mercury, x = 4.0 - 1.6 | |||
| II/E.13 - Livingstonite - Vaughanite series | |||
Other Vaughanite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(Dana8) | ||
| See Also: |
Links to other databases for Vaughanite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris Search for Vaughanite using: Visit our Advertisers for Vaughanite : Translate Vaughanite Mineral Data : Ask about Vaughanite here : Print or Cut-and-Paste your Vaughanite Specimen Label here :
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