columbite

名词 n.
中文释义

英文释义

名词 n.
  1. A black mineral that is a mixed iron and manganese niobate and tantalate, and is the main ore of niobium and tantalum.

词形变化

columbites plural

词源

Etymology tree
English columbium
Proto-Indo-European *-tósder.
Ancient Greek -της (-tēs)der.
Ancient Greek -ῑ́της (-ī́tēs)der.
Latin -ītēsbor.
French -iteder.
English -ite
English columbite
From columbium (“niobium”) + -ite.
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