niobite Synonyms

columbite uranmicrolite wodginite yttrotantalite ferrocolumbate hatchettolite iron-rich columbite iron-rich tantalite tapiolite pyrochlore-group minerals stibiotantalite polycrase euxenite fergusonite microlite pyrochlore samarskite tantalite ferrocolumbite ilmenorutile plumbopyrochlore taeniolite