columbite-tantalite

co·lum·bite-tan·ta·lite

C5515650 (kə-lŭm′bīt′tăn′tə-līt′) n. A dull black aggregate of the minerals columbite and tantalite, mined as a source of niobium and tantalum. Also called coltan.

Thesaurus

Noun

columbite-tantalite - a valuable black mineral combining niobite and tantalite; used in cell phones and computer chipscoltanmineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition

columbite-tantalite

Related to columbite-tantalite: Tantalum Ore

noun

Synonyms for columbite-tantalite

noun a valuable black mineral combining niobite and tantalite

Synonyms

coltan

Related Words

mineral

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