General Bindheimite Information Chemical Formula: |
Pb2Sb2O6(O,OH) |
Composition: |
Molecular Weight = 770.15 gm |
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Antimony 31.62 % Sb 37.85 % Sb2O3 |
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Hydrogen 0.03 % H 0.29 % H2O |
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Lead 53.81 % Pb 57.96 % PbO |
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Oxygen 14.54 % O |
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______ ______ |
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100.00 % 96.10 % = TOTAL OXIDE |
Empirical Formula: |
Pb2Sb2O6.75(OH)0.25 |
Environment: |
Widespread oxidation product of lead-antimony sulfides. |
IMA Status: |
Valid Species (Pre-IMA) 1868 |
Locality: |
Nerchinsk, Siberia, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Named after the German chemist, Johann J. Bindheim (1750-1825) who first analysed the mineral. |
Name Pronunciation: |
Bindheimite + Pronunciation |
Synonym: |
Belmontite = mixture with other minerals |
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ICSD 27120 |
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PDF 42-1355 |
| | Bindheimite Image
Images:
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Bindheimite Crystallography Cell Dimensions: |
a = 10.41, Z = 6; V = 1,128.11 Den(Calc)= 6.80 |
Crystal System: |
Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m |
X Ray Diffraction: |
By Intensity(I/Io): 3.01(1), 1.85(0.25), 2.61(0.18), |
Crystal Structure:
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Mouse
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| Physical Properties of Bindheimite Cleavage: |
None |
Color: |
Yellow, Greenish yellow, Green, Brownish white, Grayish white. |
Density: |
4.6 - 7.3, Average = 5.94 |
Diaphaneity: |
Translucent to Opaque |
Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). |
Habit: |
Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite). |
Habit: |
Encrustations - Forms crust-like aggregates on matrix. |
Habit: |
Encrustations - Forms crust-like aggregates on matrix. |
Hardness: |
4-5 - Fluorite-Apatite |
Luminescence: |
Non-fluorescent. |
Luster: |
Greasy (Oily) |
Magnetism: |
Nonmagnetic |
Streak: |
light greenish brown |
| Optical Properties of Bindheimite Gladstone-Dale: |
CI meas= 0.072 (Fair) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.188 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1257,KPDmeas= 0.1437,KC= 0.1549 Ncalc = 1.71 - 2.13 Optical Data: |
Isotropic, n=1.84-1.87. |
| Calculated Properties of Bindheimite Electron Density: |
Bulk Density (Electron Density)=4.98 gm/cc |
note: Specific Gravity of Bindheimite =5.95 gm/cc. Fermion Index: |
Fermion Index = 0.11 |
Boson Index = 0.89 Photoelectric: |
PEBindheimite =1,098.16 barns/electron |
U=PEBindheimite x rElectron Density=5,468.02 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Bindheimite is Not Radioactive | Bindheimite Classification Dana Class: |
44.01.01.02 (44)Antimonates |
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(44.01)(A)2 (X2 O6) (O,OH,F) |
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(44.01.01)Stibiconite Group |
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Strunz Class: |
04.DH.20 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.D - Metal:Oxygen = 1:2 and similar |
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04.DH -With large (± medium-sized) cations; sheets of edge-sharing octahedra |
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| Other Bindheimite Information References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32) |
See Also: |
Links to other databases for Bindheimite : |
1 - Am. Min. Crystal Structure Database 2 - Amethyst Galleries' Mineral Gallery 3 - Athena 4 - EUROmin Project 5 - Ecole des Mines de Paris 6 - GeoScienceWorld 7 - Google Images 8 - Google Scholar 9 - Handbook of Mineralogy (MinSocAm) 10 - Handbook of Mineralogy (UofA) 11 - MinDAT 12 - Mineralienatlas (Deutsch) 13 - Online Mineral Museum 14 - QUT Mineral Atlas 15 - Ruff.Info Search for Bindheimite using: Visit our Advertisers for Bindheimite : A Bijoux Google Search for BindheimiteAdam's Minerals Google Search for Bindheimite Cape Minerals Google Search for Bindheimite Dakota Matrix Minerals Google Search for Bindheimite Excalibur Mineral Corp. Google Search for Bindheimite Exceptional Minerals Google Search for Bindheimite John Betts Fine Minerals Search for Bindheimite McDougall Minerals Google Search for Bindheimite Mineral News Website Link Rock and Mineral Shows Google Search for Bindheimite Weinrich Minerals, Inc. Google Search for Bindheimite Ask about Bindheimite here : Print or Cut-and-Paste your Bindheimite Specimen Label here :
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