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Prosperite Mineral Data |
General Prosperite Information |
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CaZn2(AsO4)2•(H2O) | ||
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Molecular Weight = 466.71 gm | ||
Calcium 8.59 % Ca 12.02 % CaO | |||
Zinc 28.02 % Zn 34.88 % ZnO | |||
Arsenic 32.11 % As 49.25 % As2O5 | |||
Hydrogen 0.43 % H 3.86 % H2O | |||
Oxygen 30.85 % O | |||
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100.00 % 100.00 % = TOTAL OXIDE | |||
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CaZn2(AsO4)2•(H2O) | ||
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Secondary mineral in vugs in partly altered sulfide ore. | ||
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Approved IMA 1979 | ||
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Tsumeb mine, Tsumeb, Namibia. Link to MinDat.org Location Data. | ||
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Named for Prosper J. Williams (1910-), South African-Canadian mineral dealer from Toronto, Canada. | ||
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Prosperite + Pronunciation ![]() |
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ICSD 17034 | ||
IMA1978-028 | |||
PDF 33-599 | |||
Prosperite Image | |||
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Prosperite Crystallography |
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a:b:c =2.4884:1:1.263 | ||
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a = 19.238, b = 7.731, c = 9.765, Z = 8; beta = 104.47° V = 1,406.27 Den(Calc)= 4.41 | ||
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Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c | ||
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By Intensity(I/Io): 2.723(1), 2.992(0.9), 3.11(0.8), | ||
Physical Properties of Prosperite |
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None | ||
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Colorless, White. | ||
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4.31 | ||
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Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). | ||
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Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite) | ||
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Wheat Sheaf - Bundle shaped aggregates resembling wheat sheafs after hand reaping wheat. | ||
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4.5 - Between Fluorite and Apatite | ||
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Non-fluorescent. | ||
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Vitreous - Silky | ||
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white | ||
Optical Properties of Prosperite |
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CI meas= -0.01 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.013 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.171,KPDmeas= 0.1749,KC= 0.1732 Ncalc = 1.75 - 1.76 |
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Biaxial (+), a=1.746, b=1.748, g=1.768, bire=0.0220, 2V(Calc)=36, 2V(Meas)=34. Dispersion r > v. | ||
Calculated Properties of Prosperite |
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Bulk Density (Electron Density)=4.06 gm/cc note: Specific Gravity of Prosperite =4.31 gm/cc. |
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Fermion Index = 0.01 Boson Index = 0.99 |
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PEProsperite = 37.37 barns/electron U=PEProsperite x rElectron Density= 151.87 barns/cc. |
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GRapi = 0 (Gamma Ray American Petroleum Institute Units) Prosperite is Not Radioactive |
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Prosperite Classification |
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40.02.04.01 (40)Hydrated Phosphates, etc | ||
(40.02)where A++ (B++)2 (XO4) � x(H2O) | |||
(40.02.04)Dana Group | |||
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08.CA.60 08 - PHOSPHATES, ARSENATES, VANADATES | ||
08.C - Phosphates without Additional Anions, with H2O | |||
08.CA -With small and large/medium cations | |||
Other Prosperite Information |
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NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
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Links to other databases for Prosperite : 1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - GeoScienceWorld 6 - Google Images 7 - Google Scholar 8 - Handbook of Mineralogy (MinSocAm) 9 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info 15 - WWW-MINCRYST Search for Prosperite using: Visit our Advertisers for Prosperite : Ask about Prosperite here : Print or Cut-and-Paste your Prosperite Specimen Label here :
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