ni·o·bite (n   -bt )n. Columbite. |
niobite [ˈnaɪəˌbaɪt]
n
(Earth Sciences / Minerals) another name for columbite
[niobium + -ite1]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | 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 |
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