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单词 pyrolusite
释义 py·ro·lu·site
\ˌpīrəˈlüˌsīt\ noun
(-s)
Etymology: German pyrolusit, from pyr- + Greek lousis washing (from louein to wash) + German -it -ite; from its use as glass soap — more at lye
: a mineral MnO2 that is of an iron-black or dark steel-gray color and metallic luster usually soft native manganese dioxide and is the most important ore of manganese — see glass soap
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更新时间:2024/12/24 10:42:54