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General Raspite Information |
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 Chemical Formula: |
PbWO4 | ||
| Composition: |
Molecular Weight = 455.05 gm | ||
| Lead 45.53 % Pb 49.05 % PbO | |||
| Tungsten 40.40 % W 50.95 % WO3 | |||
| Oxygen 14.06 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
Pb(WO4) | ||
| IMA Status: |
Valid Species (Pre-IMA) 1897 | ||
| Locality: |
Broken Hill, New South Wales, Australia Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for Charles Rasp (1846-1907), German-Australian prospector, discovered of the Broken Hill ore deposit. | ||
| Name Pronunciation: |
Raspite  |
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| Synonym: |
ICSD 811 | ||
| PDF 16-156 | |||
Raspite Image | |||
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Images:
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Raspite Crystallography |
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| Axial Ratios: |
a:b:c =2.7224:1:1.1163 | ||
| Cell Dimensions: |
a = 13.525, b = 4.968, c = 5.546, Z = 4; beta = 107.7° V = 355.01 Den(Calc)= 8.51 | ||
| Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 2/n | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.224(1), 2.76(0.6), 3.619(0.55), | ||
| Forms:
Mouse |
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Crystal Structure:
Mouse |
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Physical Properties of Raspite |
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| Cleavage: |
{100} Perfect | ||
| Color: |
Yellow brown, Yellow gray, Light yellow. | ||
| Density: |
8.465 | ||
| Hardness: |
2.5-3 - Finger Nail-Calcite | ||
| Luster: |
Adamantine | ||
| Streak: |
yellow white | ||
Optical Properties of Raspite |
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| Gladstone-Dale: |
CI meas= 0.008 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.013 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1504,KPDmeas= 0.1512,KC= 0.1524 Ncalc = 2.29 - 2.3 |
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| Optical Data: |
Biaxial (+), a=2.27, b=2.27, g=2.3, bire=0.0300, 2V(Calc)=0, 2V(Meas)=0. | ||
Calculated Properties of Raspite |
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| Electron Density: |
Bulk Density (Electron Density)=6.99 gm/cc note: Specific Gravity of Raspite =8.47 gm/cc. |
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| Fermion Index: |
Fermion Index = 0.15 Boson Index = 0.85 |
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| Photoelectric: |
PERaspite =1,373.52 barns/electron U=PERaspite x rElectron Density=9,607.12 barns/cc. |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Raspite is Not Radioactive |
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Raspite Classification |
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| Dana Class: |
48.01.04.01 (48)Anhydrous Molybdates and Tungstates | ||
| (48.01)where A XO4 | |||
| (48.01.04)Dana Group | |||
| Strunz Class: |
04.DG.20 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate | ||
| 04.D - Metal:Oxygen = 1:2 and similar | |||
| 04.DG -With large (± medium-sized) cations; chains of edge-sharing octahedra | |||
Other Raspite Information |
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| 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 Raspite : 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 Raspite using: Visit our Advertisers for Raspite : A Bijoux Google Search for RaspiteAdam's Minerals Google Search for Raspite Cape Minerals Google Search for Raspite Dakota Matrix Minerals Google Search for Raspite Excalibur Mineral Corp. Google Search for Raspite Exceptional Minerals Google Search for Raspite John Betts Fine Minerals Search for Raspite McDougall Minerals Google Search for Raspite Mineral News Website Link Rock and Mineral Shows Google Search for Raspite Weinrich Minerals, Inc. Google Search for Raspite Ask about Raspite here : Print or Cut-and-Paste your Raspite Specimen Label here :
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