| 单词 | romanicite |
| 释义 | romanicite in British English (rəʊˈmænɪˌsaɪt) noun another name for psilomelane psilomelane in British English (sɪˈlɒmɪˌleɪn) noun a common black to grey secondary mineral consisting of hydrated basic oxide of manganese and barium: a source of manganese. Formula: BaMn9O16(OH)4 Also called: romanicite Word origin C19: from Greek psilos bare + melas black |
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