单词 | tantalite |
释义 | tantalite /tan"tl uyt'/, n. a black, crystalline mineral, iron tantalate, (Fe, Mn) Ta2O6, the principal ore of tantalum and an end member of a series of solid solutions in which manganese and niobium combine to form columbite. [1795-1805; TANTAL(UM) + -ITE1] |
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