Tantalcarbide Mineral Data

Tantalcarbide Mineral Data
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General Tantalcarbide Information

Help on Chemical Formula: Chemical Formula: TaC
Help on Composition: Composition: Molecular Weight = 192.96 gm
   Tantalum  93.78 %  Ta
   Carbon     6.22 %  C
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: TaC
Help on Environment: Environment: Platiniferous placers
Help on IMA Status: IMA Status: Approved IMA 1997 (Dana # Added)
Help on Locality: Locality: The mineral was discovered in the Nizhnetagilsky District in the Middle Urals, Russia, in a collection made by P. Walther at the beginning of the 20th century. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: The name reflects its composition: tantalum and carbon.
 

Tantalcarbide Image

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

Comments: Dark gray metallic tantalcarbide grains in sand.
Location: Nizhnii Tagil Massif, Sverdlovsk District, Middle Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Tantalcarbide Crystallography
Help on Crystal System: Crystal System: Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m
Click Here for Large Tantalcarbide Structure Window Crystal Structure:

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Wyckoff R W G , Crystal Structures , 1 (1963) p.85-237, Second edition. Interscience Publishers, New York, New York, rocksalt structure

 

Physical Properties of Tantalcarbide

Help on Color: Color: Yellow gray.
Help on Density: Density: 14.5
Help on Diaphaneity: Diaphaneity: Opaque
Help on Hardness: Hardness: 6-7 - Orthoclase-Quartz
Help on Luster: Luster: Sub Metallic
 

Calculated Properties of Tantalcarbide

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=11.9 gm/cc
note: Specific Gravity of Tantalcarbide =14.5 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.000797241
Boson Index = 0.999202759
Help on Photoelectric: Photoelectric: PETantalcarbide =1,179.24 barns/electron
U=PETantalcarbide x rElectron Density=14001.12 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Tantalcarbide is Not Radioactive
 

Tantalcarbide Classification
Help on Dana Class: Dana Class: 01.01.19.04 (01)Native Elements
  (01.01)with metallic elements other than the platinum group
  (01.01.19)Osbornite group carbides and nitrides
 
01.01.19.01 Osbornite TiN F m3m 4/m 3 2/m
 
01.01.19.02 Khamrabaevite (Ti,V,Fe)C F m3m 4/m 3 2/m
 
01.01.19.03 Niobocarbide! (Nb,Ta)C F m3m 4/m 3 2/m
 
01.01.19.04 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 Tantalcarbide Information
Help on References: References: NAME( CanMin, 8/99)
Help on See Also: See Also: Links to other databases for Tantalcarbide :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - Handbook of Mineralogy (MinSocAm)
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info

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Tantalcarbide

TaC
Dana No: 01.01.19.04 Strunz No: 01.BA.20
Locality:

 

Notes: