Lipscombite Mineral Data + 
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- 41.10.2.1 Lipscombite (Fe,Mn)Fe2(PO4)2(OH)2 P 41212 4 2 2
- VII/B.08-10 Trolleite Al4(PO4)3(OH)3 I2/c 2/m
- VII/B.08-20 Lazulite MgAl2(PO4)2(OH)2 P 21/c 2/m
- VII/B.08-30 Scorzalite (Fe,Mg)Al2(PO4)2(OH)2 P 2/c 2/m
- VII/B.08-40 Barbosalite FeFe2(PO4)2(OH)2 P 21/c 2/m
- VII/B.08-50 Hentschelite CuFe2(PO4)2(OH)2 P 21/n 2/m
- VII/B.08-55 Wilhelmkleinite! ZnFe3(AsO4)2(OH)2 P 21/n 2/m
- VII/B.08-60 Lipscombite (Fe,Mn)Fe2(PO4)2(OH)2 P 41212 4 2 2
- VII/B.08-70 Richellite Ca3Fe10(PO4)8(OH)12·n(H2O) P 4 4
General Lipscombite Information |
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 Chemical Formula: |
(Fe++,Mn)Fe+++2(PO4)2(OH)2 | ||
| Composition: |
Molecular Weight = 391.27 gm | ||
| Manganese 3.51 % Mn 4.53 % MnO | |||
| Iron 39.25 % Fe 13.77 % FeO / 40.81 % Fe2O3 | |||
| Phosphorus 15.83 % P 36.28 % P2O5 | |||
| Hydrogen 0.52 % H 4.60 % H2O | |||
| Oxygen 40.89 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
Fe2+0.75Mn2+0.25Fe3+2(PO4)2(OH)2 | ||
| IMA Status: |
Valid Species (Pre-IMA) 1953 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
| Synonym: |
ICSD 202937 | ||
| PDF 45-1454 | |||
Lipscombite Image | |||
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Images:
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Lipscombite Crystallography |
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| Axial Ratios: |
a:c = 1:1.80738 | ||
| Cell Dimensions: |
a = 7.31, c = 13.212, Z = 4; V = 706.00 Den(Calc)= 3.68 | ||
| Crystal System: |
Tetragonal - TrapezohedralH-M Symbol (4 2 2) Space Group: P 41212 | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.314(1), 3.206(0.6), 1.656(0.4), | ||
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Crystal Structure:
Mouse |
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Physical Properties of Lipscombite |
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| Color: |
Green gray, Olive green, Black. | ||
| Density: |
3.66 | ||
| Diaphaniety: |
Opaque | ||
Calculated Properties of Lipscombite |
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| Electron Density: |
relectron=3.57 gm/cc |
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| Fermion Index |
Fermion Index = 0.00851 Boson Index = 0.99149 |
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| Photoelectric: |
PELipscombite = 13.45 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Lipscombite is Not Radioactive |
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Lipscombite Classification |
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| Dana Class: |
41.10.2.1 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen | ||
| (41.10)where (A++ B++)3 (XO4)2 Zq | |||
| (41.10.2)Dana Group | |||
| Strunz Class: |
VII/B.08-60 VII - Phosphates, Arsenates and Vanadates | ||
| VII/B - Waterfree phosphates with unfamiliar anions F, Cl, O,OH, cations of medium size: Mg, Mn, Fe, Cu, Zn, Pseudomalachite group and related compounds | |||
| VII/B.08 - Lazulite group, Trolleite - Richellite | |||
Other Lipscombite Information |
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| References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Lipscombite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Lipscombite using: Visit our Advertisers for Lipscombite : Translate Lipscombite Mineral Data : Ask about Lipscombite here : Print or Cut-and-Paste your Lipscombite Specimen Label here :
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