Associations to the word «Columbite»
Wiktionary
COLUMBITE, noun. (mineral) A black mineral that is a mixed iron and manganese niobate and tantalate, and is the main ore of niobium and tantalum.
Dictionary definition
COLUMBITE, noun. A black mineral that is an ore of niobium and tantalum.
Wise words
Man is a creature who lives not upon bread alone, but
principally by catch words.