| 单词 | tantalite |
| 释义 | Word Frequency tantalite(ˈtæntəˌlaɪt) noun a heavy brownish mineral consisting of a tantalum oxide of iron and manganese in orthorhombic crystalline form: it occurs in coarse granite, often with columbite, and is an ore of tantalum. Formula: (Fe,Mn)(Ta,Nb)2O6 Word origin C19: from tantalum + -ite1 |
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