General Arzakite Information Chemical Formula: |
Hg3S2(Br,Cl)2 |
Composition: |
Molecular Weight = 803.48 gm |
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Mercury 74.90 % Hg 77.88 % Hg2O |
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Sulfur 7.98 % S 7.98 % S2- |
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- % S -3.98 % -O=S |
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Bromine 14.92 % Br 14.92 % Br |
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- %
Br -1.49 % -O=Br2 |
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Chlorine 2.21 % Cl 2.21 % Cl |
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- %
Cl -0.50 % -O=Cl2 |
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______ ______ |
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100.00 % 97.01 % = TOTAL OXIDE |
Empirical Formula: |
Hg3S2Br1.5Cl0.5 |
Environment: |
In oxidized zone of mercury deposits. |
IMA Status: |
Approved IMA 1984 |
Locality: |
Arzak mercury deposits, Tuva, Siberia, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Named after it's locality. |
Name Pronunciation: |
Arzakite |
| | Arzakite Image
Images:
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Arzakite Crystallography Axial Ratios: |
a:b:c =1.7156:1:3.5209 |
Cell Dimensions: |
a = 8.99, b = 5.24, c = 18.45, Z = 5; beta = 92.46° V = 868.33 Den(Calc)= 7.68 |
Crystal System: |
MonoclinicSpace Group: P 2/m,P 2,Pm |
X Ray Diffraction: |
By Intensity(I/Io): 2.65(1), 3.06(0.6), 3.07(0.6),5.1(0.6), 2.32(0.5), 1.618(0.3), 4.06(0.3), 3.43(0.3), |
Crystal Structure:
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Mouse
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| Physical Properties of Arzakite Color: |
Grayish black, Yellow, Reddish brown, Black. |
Density: |
7.64 |
Diaphaneity: |
Opaque |
Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. |
Hardness: |
2-2.5 - Gypsum-Finger Nail |
Luster: |
Vitreous - Metallic |
| Optical Properties of Arzakite Optical Data: |
NCalc= 2.16 - from Gladstone-Dale relationship (KC = 0.1515) where Ncalc=Dcalc*KC+1 |
NCalc= 2.16 - from Gladstone-Dale relationship (KC = 0.1515) where Ncalc=Dmeas*KC+1 | Calculated Properties of Arzakite Electron Density: |
Bulk Density (Electron Density)=6.37 gm/cc |
note: Specific Gravity of Arzakite =7.68 gm/cc. Fermion Index: |
Fermion Index = 0.22 |
Boson Index = 0.78 Photoelectric: |
PEArzakite =1,293.84 barns/electron |
U=PEArzakite x rElectron Density=8,236.42 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Arzakite is Not Radioactive | Arzakite Classification Dana Class: |
10.03.04.02 (10)Oxyhalides and Hydroxyhalides |
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(10.03)where (A)3 (O,OH)2 Xq |
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(10.03.04)Dana Group |
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Strunz Class: |
02.FC.15a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.F - Sulfides of Arsenic, Alkalies; Sulfides with Halide, Oxide, Hydroxide, H2O |
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02.FC -With Cl, Br, I (halide-sulfides) |
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| Other Arzakite Information References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) |
See Also: |
Links to other databases for Arzakite : |
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 Arzakite using: Visit our Advertisers for Arzakite : A Bijoux Google Search for ArzakiteAdam's Minerals Google Search for Arzakite Cape Minerals Google Search for Arzakite Dakota Matrix Minerals Google Search for Arzakite Excalibur Mineral Corp. Google Search for Arzakite Exceptional Minerals Google Search for Arzakite John Betts Fine Minerals Search for Arzakite McDougall Minerals Google Search for Arzakite Mineral News Website Link Rock and Mineral Shows Google Search for Arzakite Weinrich Minerals, Inc. Google Search for Arzakite Ask about Arzakite here : Print or Cut-and-Paste your Arzakite Specimen Label here :
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