Definition for Revision history of "Coltan"

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  • (cur | prev) 00:20, 4 April 2013Bio man (Talk | contribs). . (289 bytes) (+289). . (Created page with "Coltan (short for columbite–tantalite and known industrially as tantalite) is a dull black metallic ore from which the elements niobium (formerly "columbium") and tantalum are ...")