Definition of Niobite in English :

Define Niobite in English

Niobite meaning in English

Meaning of Niobite in English

Pronunciation of Niobite in English

Niobite pronunciation in English

Pronounce Niobite in English

Niobite

see synonyms of niobite

Noun

1. columbite, niobite

a black mineral that is an ore of niobium and tantalum

WordNet Lexical Database for English. Princeton University. 2010.


Niobite

see synonyms of niobite
noun
another name for columbite

Collins English Dictionary. Copyright © HarperCollins Publishers


Niobite

see synonyms of niobite
n.
Columbite.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.