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Kassite Mineral Data

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General Kassite Information

Help on Chemical  Formula: Chemical Formula: CaTi2O4(OH)2
Help on Composition: Composition: Molecular Weight = 235.09 gm
   Calcium    16.54 %  Ca   23.14 % CaO
   Magnesium   0.31 %  Mg    0.51 % MgO
   Titanium   38.90 %  Ti   64.90 % TiO2
   Vanadium    0.22 %  V     0.39 % V2O5
   Chromium    1.55 %  Cr    2.02 % CrO
   Iron        0.24 %  Fe    0.31 % FeO
   Hydrogen    1.01 %  H     9.00 % H2O
   Oxygen     41.24 %  O
             ______        ______ 
             100.00 %      100.27 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.97Ti1.91Cr0.07Mg0.03Fe2+0.01V5+0.01O3.87(OH)2.03�0.16(H2O)
Help on Environment: Environment: Miarolytic cavities of alkalic pegmatites. Replaces ilmenite. Polymorph of cafetite.
Help on IMA Status: IMA Status: Approved IMA 1965
Help on Locality: Locality: Aftikanda massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Kicolai Grigorevich Kassin (1885-1949), Russian Geologist and academician, discoverer of the Afrikanda massif on the Kola Peninsula.
Help on Name Pronunciation: Name Pronunciation: Kassite Say KASSITE
 

Kassite Image

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  Kassite

Comments: SEM images of kassite, a) brownish- pink rosette on feldspar surface and b) yellow spherules on pectolite crystal. (AmMin, v71:1045).
Location: Diamond Jo quarry, Magnet Cove, Hot Spring County, Arkansas, USA. Scale: Scale Bars 0.1 mm.
© American Mineralogist

Kassite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5865:1:1.0618
Help on Cell Dimensions: Cell Dimensions: a = 5.273, b = 8.99, c = 9.546, Z = 4; beta = 90.47° V = 452.51 Den(Calc)= 3.45
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.3(1)(112,), 3.273(0.97)(022), 1.762(0.41)(134,204), 2.282(0.37)(132), 4.763(0.26)(002), 1.516(0.24)(330), 2.603(0.23)(130), 2.316(0.19)(202), 1.776(0.18)(204
 

Physical Properties of Kassite

Help on Cleavage: Cleavage: {010} Perfect, {101} Indistinct
Help on Color: Color: Brown red, Colorless, Light yellow.
Help on Density: Density: 3.42
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Pseudo Hexagonal - Crystals show a hexagonal outline.
Help on Habit: Habit: Rosette - Bundled tabular aggregates resembling rose flower petals.
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Adamantine
Help on Streak: Streak: white
 

Optical Properties of Kassite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.06 (Fair) - where the CI = (1-KPDmeas/KC)
CI calc= 0.069 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.3179,KPDmeas= 0.3207,KC= 0.3413
Ncalc = 2.17 - 2.18
Help on Optical Data: Optical Data: Biaxial (-), a=1.95, b=2.13, g=2.21, bire=0.2600, 2V(Calc)=62, 2V(Meas)=58. Dispersion very strong, r > v.
 

Calculated Properties of Kassite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.34 gm/cc
note: Specific Gravity of Kassite =3.42 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.05
Boson Index = 0.95
Help on Photoelectric: Photoelectric: PEKassite = 8.91 barns/electron
U=PEKassite x rElectron Density= 29.76 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kassite is Not Radioactive
 

Kassite Classification

Help on  Dana Class: Dana Class: 08.03.09.01 (08)Multiple Oxides with Nb, Ta, and Ti
  (08.03)where A (B2O6)
  (08.03.09)Dana Group
 
08.03.09.01 Kassite CaTi2O4(OH)2 P 21/a 2/m
Help on  Strunz Class: Strunz Class: 04.DH.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DH -With large (� medium-sized) cations; sheets of edge-sharing octahedra
 
04.DH.10 Kassite CaTi2O4(OH)2 P 21/a 2/m
 
04.DH.10 Lucasite-(Ce) CeTi2(O,OH)6 I2/a 2/m
 

Other Kassite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, AmMin 90:771) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Kassite :
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

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

Kassite

CaTi2O4(OH)2
Dana No: 08.03.09.01 Strunz No: 04.DH.10
Locality:

 

Notes:

 

 
   
 


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