Mineralogy Database

Krasnoselskite Mineral Data

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General Krasnoselskite Information

Help on Chemical  Formula: Chemical Formula: CoWO4
Help on Composition: Composition: Molecular Weight = 306.78 gm
   Cobalt    19.21 %  Co   24.43 % CoO
   Tungsten  59.93 %  W    75.57 % WO3
   Oxygen    20.86 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Co(WO4)
Help on Environment: Environment: Occur as pseudomorphs after hard alloy VK8 (92o/oW C,80/oCo) on the plates of the cutting element of a drilling machine found in burned rocks. .An inadequately described cobalt anal og of scheelite.
Help on IMA Status: IMA Status: Not Submitted IMA
Help on Locality: Locality: Krasnoselskaya mine in Krasnogorsk, Chelyabinsk basin, Ural Mountains, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Synonym: Synonym: ICSD 15851
  PDF 15-867
 

Krasnoselskite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.8714:1:0.8276
Help on Cell Dimensions: Cell Dimensions: a = 4.95, b = 5.68, c = 4.701, Z = 2; beta = 90° V = 132.17 Den(Calc)= 7.71
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.916(0.77), 3.739(0.41), 3.611(0.23),
 

Physical Properties of Krasnoselskite

Help on Color: Color: Gray, Bluish gray, Greenish gray.
Help on Density: Density: 6.62
Help on Fracture: Fracture: Conchoidal - Irregular - Irregular fracture producing small, conchoidal fragments.
Help on Habit: Habit: Pseudomorphous - Occurs in the form of another mineral.
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Earthy (Dull)
Help on Streak: Streak: bluish gray
 

Optical Properties of Krasnoselskite

Help on Optical Data: Optical Data: NCalc= 2.33 - from Gladstone-Dale relationship (KC = 0.173) where Ncalc=Dcalc*KC+1
NCalc= 2.14 - from Gladstone-Dale relationship (KC = 0.173) where Ncalc=Dmeas*KC+1
 

Calculated Properties of Krasnoselskite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.69 gm/cc
note: Specific Gravity of Krasnoselskite =7.71 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.08
Boson Index = 0.92
Help on Photoelectric: Photoelectric: PEKrasnoselskite = 753.01 barns/electron
U=PEKrasnoselskite x rElectron Density=5,033.93 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Krasnoselskite is Not Radioactive
 

Krasnoselskite Classification

Help on  Dana Class: Dana Class: 37.00.00.00 (37)Phosphate Minerals
  (37.00)Without Dana Classification Numbers
  (37.00.00)Wolframate
 
37.00.00.00 Arnhemite* (K,Na)2Mg2(P2O7)•5(H2O) Unk Hex
 
37.00.00.00 Arsenowaylandite* BiAl3(AsO4)2(OH)6 R 3m 3 2/m
 
37.00.00.00 Auroantimonate* AuSbO3 Ortho ? Ortho
 
37.00.00.00 Barium-zinc-alumopharmacosiderite* (Ba,K)0.5(Zn,Cu)0.5(Al,Fe)4(AsO4)3•5(H2O) I 42m 4 2m
 
37.00.00.00 Chernovite-(Ce)* (Ce,Y)(AsO4) I 41/amd 4/m 2/m 2/m
 
37.00.00.00 Churchite-(Dy)* (Dy,Sm,Gd,Nd)(PO4)•2(H2O) Mono
 
37.00.00.00 Gengenbachite KFe3(H2PO4)2(HPO4)4•6H2OorKFe3H8(PO4)6•6H2O P 63mc 6mm
 
37.00.00.00 IMA2008-063 Pb[Zn0.25,[]0.75]Fe3H(AsO4)2(OH)6 C 2/c 2/m
 
37.00.00.00 IMA2009-005 (Y,Ca,REE)5[(Si,P)O4]3F P 63/m 6/m 2/m 2/m
 
37.00.00.00 IMA2009-016 Cu4H(AsO4)2(OH)3•H2O P1 1
 
37.00.00.00 Kerstenite? PbSeO4(?) P nma 2/m 2/m 2/m
 
37.00.00.00 Krasnoselskite* CoWO4 P 2/c 2/m
 
37.00.00.00 Laubmannite? Fe3Fe6(PO4)4(OH)12 Unk Ortho
 
37.00.00.00 Oxiberaunite* (Fe,Mn)Fe5(PO4)4O(OH)4•6(H2O) Mono
 
37.00.00.00 Parwanite (Na,K)(Mg,Ca)4Al8(PO4)8(CO3)(OH)7•30H2O P 2, Pm, P 2/m, P 21, Mono
 
37.00.00.00 Pyrocoproite* (Mg(K,Na))2P2O7 Unk Mono
 
37.00.00.00 Pyrophosphite* K2CaP2O7 P 21/n 2/m
 
37.00.00.00 Zinclavendulan? NaCa(Zn,Cu)5(AsO4)4Cl•4-5(H2O) Unk Ortho
Help on  Strunz Class: Strunz Class: 04.DB.30 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DB -With medium-sized cations; chains of edge-sharing octahedra
 
04.DB.30 Ferberite FeWO4 P 2/c 2/m
 
04.DB.30 Hubnerite MnWO4 P 2/c 2/m
 
04.DB.30 Krasnoselskite* CoWO4 P 2/c 2/m
 
04.DB.30 Sanmartinite (Zn,Fe)WO4 P 2/c 2/m
 
04.DB.30 Wolframoixiolite* (Fe,Mn,Nb)(Nb,W,Ta)O4 Pc m
 
04.DB.30 Wolframite* (Fe,Mn)WO4 P 2/c 2/m
 
04.DB.30 Heftetjernite! ScTaO4 P 2/c 2/m
 

Other Krasnoselskite Information

Help on References: References: PHYS. PROP.(37th List of New Min.,Min. Mag.,1996)
Help on See Also: See Also: Links to other databases for Krasnoselskite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info

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

Krasnoselskite

CoWO4
Dana No: 37.00.00.00 Strunz No: 04.DB.30
Locality:

 

Notes:

 

 
   
 


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