Tantalite

[tæntәlait]

解释:

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

手打:罗谢尔--From WordNet

解释:

(n.) A heavy mineral of an iron-black color and submetallic luster. It is essentially a tantalate of iron.

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