Mineralogy Database

Khamrabaevite Mineral Data

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General Khamrabaevite Information

Help on Chemical  Formula: Chemical Formula: (Ti,V,Fe)C
Help on Composition: Composition: Molecular Weight = 61.61 gm
   Titanium  46.63 %  Ti
   Vanadium  24.81 %  V
   Iron       9.07 %  Fe
   Carbon    19.50 %  C
            100.00 % 
Help on Empirical Formula: Empirical Formula: Ti0.6V0+0.3Fe0+0.1C
Help on Environment: Environment: In amygdaloidal baasaltic porphyries. On the outer portions of cubic suessite crystals.
Help on IMA Status: IMA Status: Approved IMA 1984
Help on Locality: Locality: Arashan Mts, Chatkal Ranges, Tadzhikistan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Ibragim Khamrabaevich Khamrabaeva (1920-), Director, Institute of Geology and Geophysics, Tashkent, Uzbekistan.
Help on Name Pronunciation: Name Pronunciation: Khamrabaevite + Pronunciation Say KHAMRABAEVITE
Help on Synonym: Synonym: ICSD 1546
  PDF 32-1383

Khamrabaevite Image

Click Here for Larger   Image in a New Browser Window Images:
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  Tistarite   Khamrabaevite

Comments: BSE image showing one tistarite (Ti2O3) grain along with khamrabaevite (TiC) and corundum. The cross marks where the electron back-scattered diffraction pattern (shown in Fig. 4) was collected. (AmMin, v94:841.
Location: From inside a chondrule from the Allende meteorite. Scale: See Image.
© American Mineralogist

Khamrabaevite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 4.319, Z = 8; V = 80.57 Den(Calc)= 10.16
Help on Crystal System: Crystal System: Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F m3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.299(1), 2.163(1), 1.529(0.8),

Physical Properties of Khamrabaevite

Help on Cleavage: Cleavage: None
Help on Color: Color: Dark gray.
Help on Density: Density: 10.01
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Irregular - Flat surfaces (not cleavage) fractured in an irregular pattern.
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Hardness: Hardness: 9-9.5
Help on Luster: Luster: Metallic

Optical Properties of Khamrabaevite

Help on Optical Data: Optical Data: Isotropic.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Khamrabaevite in Air
λ R  ∑ R(λ) 
 440 nm   46.20   
 460 nm   46.40 
 500 nm   47.20 
 520 nm   47.20 
 540 nm   47.20 
 560 nm   47.40 
 580 nm   47.50 
 600 nm   47.70 
 620 nm   47.90 
 640 nm   48.40 
 660 nm   49.70 
 680 nm   50.30 
 700 nm   50.60 
Calculated Relative Intensity Colors of Khamrabaevite in Air
   0%   20%   40%   60%   80% 100% 120% 140% 160% 180% 190%

Calculated Properties of Khamrabaevite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=9.47 gm/cc
note: Specific Gravity of Khamrabaevite =10.2 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.06
Boson Index = 0.94
Help on Photoelectric: Photoelectric: PEKhamrabaevite = 15.47 barns/electron
U=PEKhamrabaevite x rElectron Density= 146.41 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Khamrabaevite is Not Radioactive

Khamrabaevite Classification

Help on  Dana Class: Dana Class: (01)Native Elements
  (01.01)with metallic elements other than the platinum group
  (01.01.19)Osbornite group carbides and nitrides Osbornite TiN F m3m 4/m 3 2/m Khamrabaevite (Ti,V,Fe)C F m3m 4/m 3 2/m Niobocarbide! (Nb,Ta)C F m3m 4/m 3 2/m Tantalcarbide! TaC F m3m 4/m 3 2/m
Help on  Strunz Class: Strunz Class: 01.BA.20 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
  01.B - Metallic Carbides, Silicides, Nitrides and Phosphides
  01.BA -Carbides
01.BA.20 Khamrabaevite (Ti,V,Fe)C F m3m 4/m 3 2/m
01.BA.20 Niobocarbide! (Nb,Ta)C F m3m 4/m 3 2/m
01.BA.20 Tantalcarbide! TaC F m3m 4/m 3 2/m

Other Khamrabaevite Information

Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3)
Help on See Also: See Also: Links to other databases for Khamrabaevite :
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 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

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Dana No: Strunz No: 01.BA.20





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