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Webster 1913 Edition

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Noun.

(Min.)

A mineral of a nearly silver-white color, composed of arsenic, sulphur, and cobalt.

See also: cobaltite

Cobaltite m

See also: Cobaltite

Cobaltite

cobaltite ‎(countable and uncountable, plural cobaltites)

(mineralogy) A rare, gray mineral, a mixed sulfide and arsenide of cobalt and iron with the chemical formula Co As S; it is an ore of cobalt.

mineral