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Hasil cari dari kata atau frase: Columbite (0.00960 detik)
Found 2 items, similar to Columbite.
English → English (WordNet)
Definition: columbite
columbite
n : a black mineral that is an ore of niobium and tantalum [syn:
niobite]
English → English (gcide)
Definition: Columbite
Columbite
\Co*lum"bite\, n. [Cf. F. colombite. See
Columbium.]
(Min.)
A mineral of a black color, submetallic luster, and high
specific specific gravity. It is a niobate (or columbate) of
iron and manganese, containing tantalate of iron; -- first
found in New England.
[1913 Webster]
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