General Abramovite Information Chemical Formula: |
Pb2SnInBiS7 |
Composition: |
Molecular Weight = 1,066.44 gm |
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Indium 11.41 % In |
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Tin 12.13 % Sn |
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Bismuth 17.44 % Bi |
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Lead 37.30 % Pb |
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Selenium 0.96 % Se |
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Sulfur 20.75 % S |
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100.00 % |
Empirical Formula: |
Pb1.92Sn1.09In1.06Bi0.89S6.9Se0.13 |
Environment: |
Found as a fumarole crust at 600-620°C. Cylindrite family. |
IMA Status: |
Approved IMA 2006 (Dana # Added) |
Locality: |
Kudryavy volcano, Iturup Island, Kurile Islands, Russia Link to MinDat.org Location Data. |
Name Origin: |
Named for Dmitry Abramov, Russian mineralogist. |
Synonym: |
IMA2006-016 |
| | Abramovite Image
Images:
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Abramovite Crystallography Axial Ratios: |
a:b:c =4.0554:1:1.0103 |
Cell Dimensions: |
a = 23.4, b = 5.77, c = 5.83, Z = 4; alpha = 89.1°, beta = 89.9°, gamma = 91.5° V = 786.79 Den(Calc)= 9.00 |
Crystal System: |
Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 |
X Ray Diffraction: |
By Intensity(I/Io): 3.9(1), 3.84(0.71), 5.9(0.36),2.921(0.33), 3.166(0.26), 2.186(0.18), 2.902(0.16), 2.329(0.15), |
| Physical Properties of Abramovite Color: |
Silver gray. |
Diaphaneity: |
Opaque |
Habit: |
Encrustations - Forms crust-like aggregates on matrix. |
Luster: |
Metallic |
Streak: |
black |
| Optical Properties of Abramovite RL Anisotrophism: |
Distinct without color effects. |
RL Bireflectance: |
Weak. |
RL Color: |
White with a yellowish gray hue. |
| Calculated Properties of Abramovite Electron Density: |
Bulk Density (Electron Density)=7.64 gm/cc |
note: Specific Gravity of Abramovite =9.00 gm/cc. Fermion Index: |
Fermion Index = 0.1 |
Boson Index = 0.9 Photoelectric: |
PEAbramovite =1,081.69 barns/electron |
U=PEAbramovite x rElectron Density=8,262.78 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Abramovite is Not Radioactive | Abramovite Classification Dana Class: |
03.01.04.05 (03)Sulfides - Sulfosalts |
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(03.01)where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
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(03.01.04)Cylindrite Group |
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Strunz Class: |
02.HF.25a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.H - Sulfosalts of SnS Archetype |
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02.HF -With SnS and PbS archetype structure units |
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| Other Abramovite Information References: |
NAME( Geology of Ore Deposits, v50:551) PHYS. PROP.(Geology of Ore Deposits, v50:551) OPTIC PROP.(Geology of Ore Deposits, v50:551) |
See Also: |
Links to other databases for Abramovite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - MinDAT 7 - Mineralienatlas (Deutsch) 8 - Online Mineral Museum 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Abramovite using: Visit our Advertisers for Abramovite : A Bijoux Google Search for AbramoviteAdam's Minerals Google Search for Abramovite Cape Minerals Google Search for Abramovite Dakota Matrix Minerals Google Search for Abramovite Excalibur Mineral Corp. Google Search for Abramovite Exceptional Minerals Google Search for Abramovite John Betts Fine Minerals Search for Abramovite McDougall Minerals Google Search for Abramovite Mineral News Website Link Rock and Mineral Shows Google Search for Abramovite Weinrich Minerals, Inc. Google Search for Abramovite Ask about Abramovite here : Print or Cut-and-Paste your Abramovite Specimen Label here :
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