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Metavariscite Mineral Data + |
General Metavariscite Information |
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| AlPO4·2(H2O) | |||
| Molecular Weight = 157.98 gm | |||
| Aluminum 17.08 % Al 32.27 % Al2O3 | |||
| Phosphorus 19.61 % P 44.92 % P2O5 | |||
| Hydrogen 2.55 % H 22.81 % H2O | |||
| Oxygen 60.76 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Al(PO4)·2(H2O) | |||
| Valid Species (Pre-IMA) 1925 | |||
| Edison-Bird mine, Utahlite Hill, Lucin, Box Elder Co., Utah, USA. Link to MinDat.org Location Data. | |||
| Named for its dimorphic relationship to variscite. | |||
| ICSD 2643 | |||
| PDF 33-32 | |||
Metavariscite Image | |||
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Metavariscite Crystallography |
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| a:b:c =0.5448:1:0.8885 | |||
| a = 5.182, b = 9.5115, c = 8.4516, Z = 4; beta = 90.4° V = 416.56 Den(Calc)= 2.52 | |||
| Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/n | |||
| By Intensity(I/Io): 4.758(1), 2.705(0.95), 4.227(0.65), | |||
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Physical Properties of Metavariscite |
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| [010] Good | |||
| Light green. | |||
| 2.54 | |||
| Transparent to Translucent | |||
| Brittle - Generally displayed by glasses and most non-metallic minerals. | |||
| 3.5 - Copper Penny | |||
| Vitreous (Glassy) | |||
| white | |||
Optical Properties of Metavariscite |
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| CI meas= 0.02 (Excellent) - where the CI = (1-KPDmeas/KC) CI calc= 0.013 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2237,KPDmeas= 0.2219,KC= 0.2266 |
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| Biaxial (+), a=1.551, b=1.558, g=1.582, bire=0.0310, 2V(Calc)=58, 2V(Meas)=55. | |||
Calculated Properties of Metavariscite |
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relectron=2.55 gm/cc |
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| Fermion Index = 0.00029 Boson Index = 0.99971 |
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PEMetavariscite = 1.49 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Metavariscite is Not Radioactive |
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Metavariscite Classification |
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| 40.4.3.1 (40)Hydrated Phosphates, etc | |||
| (40.4)where A+++ XO4 · x(H2O) | |||
| (40.4.3)Dana Group | |||
| VII/C.09-10 VII - Phosphates, Arsenates and Vanadates | |||
| VII/C - Water-bearing phosphates without unfamiliar anions. cations of medium and small size: Be and Mn, Fe, Cu, Zn, Mg | |||
| VII/C.09 - Variscite group | |||
Other Metavariscite Information |
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| NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Metavariscite : 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 - Minerals of Wisconsin 13 -QUT Mineral Atlas 14 -École des Mines de Paris Search for Metavariscite using: Visit our Advertisers for Metavariscite : Translate Metavariscite Mineral Data : Ask about Metavariscite here : Print or Cut-and-Paste your Metavariscite Specimen Label here :
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