pyrolusite
英 [,paɪrə(ʊ)'luːsaɪt]
美
英語の語源
- pyrolusite (n.)
- "manganese dioxide," 1828, the name given in Roman times, when it was used, in a heated state, to de-colorize glass, from Greek elements pyro- "by heat, by fire" (see pyro-) + lysis "a loosening" (see lose).
例文
- 1. The mineral components of nodules are mainly pyrolusite ，psilomelane and limonite.
- マンガン結核は主にハードマンガン鉱、ソフトマンガン鉱、褐鉄鉱から構成されている。
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