单词 | manganite |
释义 | manganite /mang"geuh nuyt'/, n. 1. a gray to black mineral, hydrous manganese oxide, MnO(OH); gray manganese ore. 2. Chem. any of a series of salts containing tetravalent manganese and derived from either of two acids, H4MnO4 or H2MnO3. [1820-30; MANGAN(ESE) + -ITE1] |
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