Definitions Found:
TANTALITE, a black mineral, the main ore from which tantalum is derived
- tantalitesTANTALITE, a black mineral, the main ore from which tantalum is derived
- tantalitea black mineral, the main ore from which tantalum is derived
- ilmenitesA black mineral consisting of iron titanium oxide, of which it is the main ore
- ilmeniteA black mineral consisting of iron titanium oxide, of which it is the main ore
- columbitesA black mineral, typically occurring as dense, tabular crystals, consisting of an oxide of iron, manganese, niobium, and tantalum. It is the chief ore of niobium
- columbiteA black mineral, typically occurring as dense, tabular crystals, consisting of an oxide of iron, manganese, niobium, and tantalum. It is the chief ore of niobium
- tantalitesA rare, dense, black mineral consisting of a mixed oxide of tantalum, of which it is the principal source, and iron
- tantaliteA rare, dense, black mineral consisting of a mixed oxide of tantalum, of which it is the principal source, and iron