Raspite Mineral Data

Raspite Mineral Data
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General Raspite Information

Help on Chemical Formula: Chemical Formula: PbWO4
Help on Composition: 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
Help on Empirical Formula: Empirical Formula: Pb(WO4)
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1897
Help on Locality: Locality: Broken Hill, New South Wales, Australia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Charles Rasp (1846-1907), German-Australian prospector, discovered of the Broken Hill ore deposit.
Help on Name Pronunciation: Name Pronunciation: Raspite Say RASPITE
Help on Synonym: Synonym: ICSD 811
  PDF 16-156
 

Raspite Image

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Raspite

Comments: Brown, tabular crystal of raspite on matrix.
Location: Broken Hill, New South Wales, Australia. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Raspite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =2.7224:1:1.1163
Help on Cell Dimensions: Cell Dimensions: a = 13.525, b = 4.968, c = 5.546, Z = 4; beta = 107.7° V = 355.01 Den(Calc)= 8.51
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 2/n
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.224(1), 2.76(0.6), 3.619(0.55),
Help on Forms: Forms:

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Forms: ( 0 1 1) ( 0 1 0) ( 1 0 1) ( 1 2 2) ( 1 1 0) ( 1 0 0) ( 0 0 1)

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Click Here for Large Raspite Structure Window Crystal Structure:

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Fujita T , Kawada I , Kato K , Acta Crystallographica, Section B , 33 (1977) p.162-164, Raspite from Broken Hill, Locality: Broken Hill NSW, Australia

 

Physical Properties of Raspite

Help on Cleavage: Cleavage: {100} Perfect
Help on Color: Color: Yellow brown, Yellow gray, Light yellow.
Help on Density: Density: 8.465
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Luster: Luster: Adamantine
Help on Streak: Streak: yellow white
 

Optical Properties of Raspite

Help on Gladstone-Dale: 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
Help on Optical Data: 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

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.99 gm/cc
note: Specific Gravity of Raspite =8.47 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.15
Boson Index = 0.85
Help on Photoelectric: Photoelectric: PERaspite =1,373.52 barns/electron
U=PERaspite x rElectron Density=9,607.12 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Raspite is Not Radioactive
 

Raspite Classification
Help on Dana Class: Dana Class: 48.01.04.01 (48)Anhydrous Molybdates and Tungstates
  (48.01)where A XO4
  (48.01.04)Dana Group
 
48.01.04.01 Raspite PbWO4 P 2/n 2/m
Help on Strunz Class: 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
 
04.DG.20 Raspite PbWO4 P 2/n 2/m
 

Other Raspite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: 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 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Print or Cut-and-Paste your Raspite Specimen Label here :

Raspite

PbWO4
Dana No: 48.01.04.01 Strunz No: 04.DG.20
Locality:

 

Notes: