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单词 bornite
释义

bornite

noun

born·​ite ˈbȯr-ˌnīt How to pronounce bornite (audio)
: a brittle metallic-looking mineral that consists of a sulfide of copper and iron and is a valuable copper ore

Example Sentences

Recent Examples on the Web These include azurite, malachite (both copper carbonate hydroxide minerals), chalcocite (a copper-sulfide), acanthite (a copper-silver sulfide), chalcopyrite and bornite. David Bressan, Forbes, 4 July 2021

Word History

Etymology

German Bornit, from Ignaz von Born †1791 Austrian mineralogist

First Known Use

1811, in the meaning defined above

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更新时间:2024/12/23 10:36:56