columbium[kə lum′bē əm]
Origin of columbiumModL: so named (1801) by C. Hatchett (1765-1847), British chemist ; from Columbia + -ium, because the ore had been brought from Massachusetts
Niobium. No longer in scientific use.
Origin of columbiumAfter Columbia2.
- (obsolete) A former name of niobium/