cobaltite
NounWordNet 3.0
Noun (1)
- a rare silvery-white mineral; important ore of cobalt
Webster's Dictionary (GCIDE)
Cobaltine \Co"balt*ine\, Cobaltite \Co"balt*ite\n. (Min.) A mineral of a nearly silver-white color, composed of arsenic, sulphur, and cobalt. [1913 Webster]