COLUMBITE
Dictionary entry overview: What does columbite mean? • COLUMBITE (noun)
The noun COLUMBITE has 1 sense:
1. a black mineral that is an ore of niobium and tantalum
Familiarity information: COLUMBITE used as a noun is very rare.
Dictionary entry details
• COLUMBITE (noun)
Meaning:
A black mineral that is an ore of niobium and tantalum
Classified under:
Nouns denoting substances
Synonyms:
columbite; niobite
Hypernyms ("columbite" is a kind of...):
mineral (solid homogeneous inorganic substances occurring in nature having a definite chemical composition)
Meronyms (substance of "columbite"):
atomic number 41; Nb; niobium (a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium)
atomic number 73; Ta; tantalum (a hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite)
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