coltan colt ale • colt distemper · · · Info · Definitions · Synonyms · Characters · · coltan · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (noun) a valuable black mineral combining niobite and tantalite; used in cell phones and computer chips. Synonyms: columbite-tantalite. · · Noun Definition 1 Synonyms · · · columbite-tantalite · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074