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columbite

Noun CEFR B2

Definitions

A black mineral that is a mixed iron and manganese niobate and tantalate, and is the main ore of niobium and tantalum.

Equivalents

Españolcolumbita
Françaiscolumbite
DeutschColumbit
4 more languages
Suomikolumbiitti
Galegocolumbita
Italianocolumbite
Portuguêscolumbita

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

columbite-tantalite columbium columbo Columbus Columbus Channel Columbus County

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