Tantalite Ore

Tantalite Ore

Tantalite usually occurs together with Columbite and they are often grouped together as a semi-singular mineral called Coltan. Its color ranges from black-reddish brown and has a Mohr scale hardness of 6-6.5. It occurs in Granitic Pegmatite and placer deposits. In Nigeria, it is found in Ekiti, Cross River and Kogi. Tantalite ore is the primary source of Tantalum and usually separated from Niobium by Hydrometallurgy. Tantalite ores are mined through leaching, underground and open pit mining methods.

Tantalite is used as metal powder in production of capacitors and high powered resistors. It is used in producing alloys, making carbide tools for metal working equipment in the production of missile parts and nuclear reactors.

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27 May 2017
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