General Joelbruggerite Information Chemical Formula: |
Pb3Zn3Sb+++++As2O13(OH) |
Composition: |
Molecular Weight = 1,314.36 gm |
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Zinc 14.93 % Zn 18.58 % ZnO |
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Antimony 9.26 % Sb 12.31 % Sb2O5 |
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Arsenic 11.40 % As 17.49 % As2O5 |
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Hydrogen 0.08 % H 0.69 % H2O |
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Lead 47.29 % Pb 50.94 % PbO |
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Oxygen 17.04 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Pb3Zn3Sb(AsO4)2O5(OH) |
Environment: |
Sb+++++ analogue of dugganite. |
IMA Status: |
Proposed IMA 2008 (Dana # Added) |
Locality: |
Black Pine mine, 14.5 km NW of Philipsburg, Granite Co., Montana, USA Link to MinDat.org Location Data. |
Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
Synonym: |
IMA2008-034 |
| | Joelbruggerite Image
Images:
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Joelbruggerite Crystallography Axial Ratios: |
a:c = 1:0.61712 |
Cell Dimensions: |
a = 8.4803, c = 5.2334, Z = 1; V = 325.94 Den(Calc)= 6.70 |
Crystal System: |
Trigonal - TrapezohedralH-M Symbol (3 2) Space Group: P 321 |
X Ray Diffraction: |
By Intensity(I/Io): 3.392(1), 3.114(0.9), 2.084(0.33),2.587(0.31), 1.833(0.26), 4.321(0.18), 1.985(0.15), 3.765(0.15), |
| Optical Properties of Joelbruggerite Optical Data: |
NCalc= 1.98 - from Gladstone-Dale relationship (KC = 0.1466) where Ncalc=Dcalc*KC+1 |
| Calculated Properties of Joelbruggerite Electron Density: |
Bulk Density (Electron Density)=5.77 gm/cc |
note: Specific Gravity of Joelbruggerite =6.70 gm/cc. Fermion Index: |
Fermion Index = 0.11 |
Boson Index = 0.89 Photoelectric: |
PEJoelbruggerite = 891.43 barns/electron |
U=PEJoelbruggerite x rElectron Density=5,143.90 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Joelbruggerite is Not Radioactive | Joelbruggerite Classification Dana Class: |
33.03.05.04 (33)Selenates and Tellurates |
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(33.03)with other anion groups |
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(33.03.05)Pb, Zn Tellurates |
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Strunz Class: |
08.DL.20 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.D - Phosphates, etc |
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08.DL -With large and medium-sized cations, (OH, etc.):RO4 = 2:1 |
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| Other Joelbruggerite Information See Also: |
Links to other databases for Joelbruggerite : |
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 Joelbruggerite using: Visit our Advertisers for Joelbruggerite : A Bijoux Google Search for JoelbruggeriteAdam's Minerals Google Search for Joelbruggerite Cape Minerals Google Search for Joelbruggerite Dakota Matrix Minerals Google Search for Joelbruggerite Excalibur Mineral Corp. Google Search for Joelbruggerite Exceptional Minerals Google Search for Joelbruggerite John Betts Fine Minerals Search for Joelbruggerite McDougall Minerals Google Search for Joelbruggerite Mineral News Website Link Rock and Mineral Shows Google Search for Joelbruggerite Weinrich Minerals, Inc. Google Search for Joelbruggerite Ask about Joelbruggerite here : Print or Cut-and-Paste your Joelbruggerite Specimen Label here :
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