Raspite Mineral Data + Say RASPITE


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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 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
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:

relectron=6.99 gm/cc
note: rRaspite =8.47 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.15839
Boson Index = 0.84161
Help on Photoelectric: Photoelectric:

PERaspite =1,373.52 barns/electron
U=PERaspite x relectron=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: 48.1.4.1 (48)Anhydrous Molybdates and Tungstates
  (48.1)where A XO4
  (48.1.4)Dana Group
 
48.1.4.1 Raspite PbWO4 P 2/n 2/m
Help on  Strunz Class: Strunz Class: VI/G.01-50 VI - Sulfates,Chromates,Molybdates and Tungstates
  VI/G - Molybdates [MoO4]2- and wolframates [WO4]2-
  VI/G.01 - Scheelite - Wulfenite series, (Powellite - Raspite)
 
VI/G.01-10 Powellite CaMoO4 I 41/a 4/m
 
VI/G.01-20 Scheelite CaWO4 I 41/a 4/m
 
VI/G.01-25 Paraniite-(Y) Ca2Y(AsO4)(WO4)2 I 41/a 4/m
 
VI/G.01-30 Wulfenite PbMoO4 I 41/a 4/m
 
VI/G.01-40 Stolzite PbWO4 I 41/a 4/m
 
VI/G.01-50 Raspite PbWO4 P 2/n 2/m
 
VI/G.01-60 Koechlinite Bi2MoO6 C mca 2/m 2/m 2/m
 
VI/G.01-70 Russellite Bi2WO6 P ca21 mm2
 

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 - 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 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris

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

Raspite

PbWO4
Dana No: 48.1.4.1 Strunz No: VI/G.01-50
Locality:

 

Notes:

 

 
   
 
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