niobite definition

  • noun:
    • Columbite.
    • The mineral columbite.
    • Same as columbite.
    • certainly one of a branch of Monophysites, established by Stephanus Niobes in sixth century, who opposed the views of the Severians (see Severian).
    • identical to columbite.
    • a black mineral that is an ore of niobium and tantalum

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