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单词 manganosite
释义 manganosite Min.|ˈmæŋgənəʊsaɪt|
[ad. G. manganosit, f. mangan manganese.]
Protoxide of manganese, occurring in small green octahedral crystals which turn black on exposure to the air.
1887Dana Man. Mineral. & Petrogr. (ed. 4) 206.
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