English Explanatory Dictionary

columbite

English dictionary entry

Meanings

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

Word forms

columbite columbites

Etymology

From columbium (“niobium”) + -ite.

Synonyms

greenlandite

Derived words

bismutocolumbite coltan columbite-tantalite manganocolumbite stibiocolumbite yttrocolumbite
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