columbite

noun
co·​lum·​bite | \ kə-ˈləm-ˌbīt How to pronounce columbite (audio) , ˈkä-ləm- How to pronounce columbite (audio) \

Definition of columbite

: a black mineral consisting mostly of iron and niobium

First Known Use of columbite

1805, in the meaning defined above

History and Etymology for columbite

New Latin columbium

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The first known use of columbite was in 1805

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