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单词 plattnerite
释义 platt·ner·ite
\ˈplatnəˌrīt\ noun
(-s)
Etymology: German plattnerit, from Karl Friedrich Plattner died 1858 German metallurgist + German -it -ite
: a mineral PbO2 consisting of native lead dioxide usually occurring in iron black masses of submetallic luster
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