niobite


Also found in: Thesaurus, Encyclopedia, Wikipedia.
Related to niobite: columbite, Ferrocolumbite

ni·o·bite

 (nī′ə-bīt′)
n.
Columbite.

niobite

(ˈnaɪəˌbaɪt)
n
(Minerals) another name for columbite
[C19: niobium + -ite1]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.niobite - a black mineral that is an ore of niobium and tantalum
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
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition