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单词 naumannite
释义

naumannite

noun

nau·​mann·​ite
ˈnȯməˌnīt,
ˈnau̇m-
plural -s
: a mineral (Ag2Se) consisting of a silver selenide in iron-black cubic crystals or massive (specific gravity 8)

Word History

Etymology

German naumannit, from Karl F. Naumann †1873 German mineralogist + German -it -ite

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更新时间:2025/1/24 9:53:17