Prosperite Mineral Data + 
|
[New Updates] [Gallery 1] [Gallery 2] [Gallery 3] [Rock Shop Gallery]
Serving the mineral collector and educator community since 1970
Over 900,000 mineral specimens in stock
New minerals acquired weekly - Wright's Rock Shop
- 40.2.4.1 Prosperite CaZn2(AsO4)2·(H2O) C 2/c 2/m
- VII/B.23-10 Melonjosephite CaFeFe(PO4)2(OH) Pbam 2/m 2/m 2/m
- VII/B.23-20 Prosperite CaZn2(AsO4)2·(H2O) C 2/c 2/m
General Prosperite Information |
|||
 Chemical Formula: |
CaZn2(AsO4)2·(H2O) | ||
| Composition: |
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 | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
CaZn2(AsO4)2·(H2O) | ||
| Environment: |
Secondary mineral in vugs in partly altered sulfide ore. | ||
| IMA Status: |
Approved IMA 1979 | ||
| Locality: |
Tsumeb mine, Tsumeb, Namibia. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for Prosper J. Williams (1910-), South African-Canadian mineral dealer from Toronto, Canada. | ||
| Synonym: |
ICSD 17034 | ||
| IMA1978-028 | |||
| PDF 33-599 | |||
Search for Prosperite Images | |||
|
Images:
|
|
||
Prosperite Crystallography |
|||
| Axial Ratios: |
a:b:c =2.4884:1:1.263 | ||
| Cell Dimensions: |
a = 19.238, b = 7.731, c = 9.765, Z = 8; beta = 104.47° V = 1,406.27 Den(Calc)= 4.41 | ||
| Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/c | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.723(1), 2.992(0.9), 3.11(0.8), | ||
Physical Properties of Prosperite |
|||
| Cleavage: |
None | ||
| Color: |
Colorless, White. | ||
| Density: |
4.31 | ||
| Habit: |
Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). | ||
| Habit: |
Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite) | ||
| Habit: |
Wheat Sheaf - Bundle shaped aggregates resembling wheat sheafs after hand reaping wheat. | ||
| Hardness: |
4.5 - Between Fluorite and Apatite | ||
| Luminescence: |
Non-fluorescent. | ||
| Luster: |
Vitreous - Silky | ||
| Streak: |
white | ||
Optical Properties of Prosperite |
|||
| Gladstone-Dale: |
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 |
||
| Optical Data: |
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 |
|||
| Electron Density: |
relectron=4.06 gm/cc |
||
| Fermion Index |
Fermion Index = 0.01175 Boson Index = 0.98825 |
||
| Photoelectric: |
PEProsperite = 37.37 barns/electron |
||
| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Prosperite is Not Radioactive |
||
Prosperite Classification |
|||
| Dana Class: |
40.2.4.1 (40)Hydrated Phosphates, etc | ||
| (40.2)where A++ (B++)2 (XO4) · x(H2O) | |||
| (40.2.4)Dana Group | |||
| Strunz Class: |
VII/B.23-20 VII - Phosphates, Arsenates and Vanadates | ||
| VII/B - Waterfree phosphates with unfamiliar anions F, Cl, O, OH. cations of medium and big size: Mg, Cu, Zn, and Ca, Na, K, Ba, Pb | |||
| VII/B.23 - Melonjosephite - Prosperite series | |||
Other Prosperite Information |
|||
| References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Prosperite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris Search for Prosperite using: Visit our Advertisers for Prosperite : Translate Prosperite Mineral Data : Ask about Prosperite here : Print or Cut-and-Paste your Prosperite Specimen Label here :
|
||
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |