| |
 |
Joelbruggerite Mineral Data
|
|
|
General Joelbruggerite Information
|
 Chemical Formula: |
Pb3Zn3Sb+++++As2O13(OH) |
| Composition: |
Molecular Weight = 1,314.36 gm |
| |
Zinc 14.93 % Zn 18.58 % ZnO |
| |
Antimony 9.26 % Sb 12.31 % Sb2O5 |
| |
Arsenic 11.40 % As 17.49 % As2O5 |
| |
Hydrogen 0.08 % H 0.69 % H2O |
| |
Lead 47.29 % Pb 50.94 % PbO |
| |
Oxygen 17.04 % O |
| |
______ ______ |
| |
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:
|
|
Joelbruggerite Mimetite
Comments: SEM image of a barrel-shaped joëlbruggerite crystal lanced by acicular mimetite. (AmMin, v94:1012).
Location: Black Pine mine, 14.5 km northwest of Philipsburg, Granite County, Montana, USA.
Scale: Crystal Size 30 µm across.
© American Mineralogist |
|
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 - Trapezohedral H-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 |
| |
(33.03)with other anion groups |
| |
(33.03.05)Pb, Zn Tellurates |
| |
33.03.05.01 Cheremnykhite Zn3Pb3TeO6(VO4)2 C mmm,C 222,Cm2m,C mm2 Ortho |
| |
33.03.05.02 Kuksite Pb3Zn3TeO6(PO4)2 C mmm 2/m 2/m 2/m |
| |
33.03.05.03 Dugganite Pb3Zn3Te(As,V,Si)2(O,OH)14 P 6/mmm 6/m 2/m 2/m |
| |
33.03.05.04 Joelbruggerite! Pb3Zn3SbAs2O13(OH) P 321 3 2 |
| Strunz Class: |
08.DL.20 08 - PHOSPHATES, ARSENATES, VANADATES |
| |
08.D - Phosphates, etc |
| |
08.DL -With large and medium-sized cations, (OH, etc.):RO4 = 2:1 |
| |
08.DL.20 Wallkilldellite Ca4Mn6As4O16(OH)8•18(H2O) P 6/mmc 6/m 2/m 2/m |
| |
08.DL.20 Wallkilldellite-(Fe)! (Ca,Cu)4Fe6[(As,Si)O4]4(OH)8•18(H2O) P 63/mmc, P 63mc, or P 62c Hex |
| |
08.DL.20 Joelbruggerite! Pb3Zn3SbAs2O13(OH) P 321 3 2 |
| |
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:
[AOL]
[Bing]
[Dog Pile]
[GeoScienceWorld]
[HotBot]
[Ixquick]
[Lycos]
[MAMMA]
[Scirus]
[Teoma]
[WebCrawler]
[Wikipedia]
[YAHOO]
Visit our Advertisers for Joelbruggerite :
Ask about Joelbruggerite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in
Español
Print or Cut-and-Paste your Joelbruggerite Specimen Label here :
|
Joelbruggerite
Pb3Zn3Sb+++++As2O13(OH)
Dana No: 33.03.05.04 Strunz No: 08.DL.20
Locality:
Notes:
|
|
| |
| |
|
| |
Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.