bismutocolumbite

English

Etymology

bismuto- +‎ columbite

Noun

bismutocolumbite (uncountable)

1. (mineralogy) An orthorhombic-dipyramidal black mineral containing bismuth, niobium, oxygen, and tantalum.

References

• David Barthelmy (1997–2024) “Bismutocolumbite”, in Webmineral Mineralogy Database.