Synonyms for columbite-tantalite

1. columbite-tantalite (n.)

a valuable black mineral combining niobite and tantalite; used in cell phones and computer chips


2. tantalite (n.)

a mineral consisting of tantalum oxide of iron and manganese that occurs with niobite or in coarse granite; an ore of tantalum


3. columbite (n.)

a black mineral that is an ore of niobium and tantalum