| Schlegelite Mineral Data |
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- 48.4.3.1 Vergasovaite! Cu3O[(Mo,S)O4][SO4] P nma 2/m 2/m 2/m
- 48.4.3.2 Schlegelite ! Bi7O4(MoO4)2(AsO4)3 Pnca 2/m 2/m 2/m
General Schlegelite Information |
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 Chemical Formula: |
Bi7O4(MoO4)2(AsO4)3 | ||
| Composition: |
Molecular Weight = 2,227.18 gm | ||
| Calcium 0.04 % Ca 0.05 % CaO | |||
| Vanadium 0.11 % V 0.20 % V2O5 | |||
| Bismuth 63.62 % Bi 70.92 % Bi2O3 | |||
| Molybdenum 8.18 % Mo 12.28 % MoO3 | |||
| Arsenic 10.13 % As 15.53 % As2O5 | |||
| Phosphorus 0.22 % P 0.51 % P2O5 | |||
| Lead 0.47 % Pb 0.50 % PbO | |||
| Oxygen 17.23 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
Bi6.78Pb0.05Ca0.02O3.51(MoO4)1.9(PO4)0.16(VO4)0.05(AsO4)3.01 | ||
| IMA Status: |
Proposed IMA 2003 (Dana # Added) | ||
| Locality: |
Mine dumps of the Pucher Shaft, Schneeberg District, Erzgebirge, Saxony, Germany. Link to MinDat.org Location Data. | ||
| Name Origin: |
Commission on New Minerals and Mineral Names (CNMMN) | ||
| Synonym: |
IMA2003-051 | ||
Search for Schlegelite Images | |||
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Images:
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Schlegelite Crystallography |
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| Axial Ratios: |
a:b:c =0.3284:1:1.4844 | ||
| Cell Dimensions: |
a = 5.299, b = 16.133, c = 23.948, Z = 4; V = 2,047.28 Den(Calc)= 7.23 | ||
| Crystal System: |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pnca | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.688(1), 2.996(0.69), 2.963(0.48),3.41(0.37), 2.001(0.28), 1.657(0.14), 1.887(0.13), | ||
Physical Properties of Schlegelite |
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| Color: |
Yellow. | ||
| Diaphaniety: |
Transparent | ||
| Habit: |
Aggregates - Made of numerous individual crystals or clusters. | ||
| Habit: |
Spherical - Spherical, rounded aggregates. | ||
| Luster: |
Adamantine | ||
Optical Properties of Schlegelite |
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| Gladstone-Dale: |
CI calc= -0.043 (Good) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1722,KC= 0.1652 |
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| Optical Data: |
Biaxial (-), a=2.22, b=2.255, g=2.26, bire=0.0400, 2V(Calc)=40, 2V(Meas)=42. Dispersion Calculated index values. | ||
Calculated Properties of Schlegelite |
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| Electron Density: |
relectron=6.11 gm/cc |
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| Fermion Index |
Fermion Index = 0.02196 Boson Index = 0.97804 |
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| Photoelectric: |
PESchlegelite =1,241.54 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Schlegelite is Not Radioactive |
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Schlegelite Classification |
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| Dana Class: |
48.4.3.2 (48)Anhydrous Molybdates and Tungstates | ||
| (48.4)with miscellaneous formulae | |||
| (48.4.3)Dana Group | |||
| Strunz Class: |
VII/X.00-00 VII - Phosphates, Arsenates and Vanadates | ||
| VII/X - Unclassified Strunz Phosphates, Arsenates and Vanadates | |||
| VII/X.00 - Molybdate Group, Arsenate | |||
Other Schlegelite Information |
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| See Also: |
Links to other databases for Schlegelite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas Search for Schlegelite using: Visit our Advertisers for Schlegelite : Translate Schlegelite Mineral Data : Ask about Schlegelite here : Print or Cut-and-Paste your Schlegelite Specimen Label here :
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