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chalcocite

noun
chal·​co·​cite | \ ˈkal-kə-ˌsīt How to pronounce chalcocite (audio) \

Definition of chalcocite

: a black or gray lustrous metallic mineral that consists of a sulfide of copper and is an important copper ore

Examples of chalcocite in a Sentence

Recent Examples on the Web

 Materials like the copper ore mineral chalcocite and fool's gold, pyrite, are sulfidic anions. — David Grossman, Popular Mechanics, "Sulfuric Volcanoes May Have Quickened Life on Earth," 9 Apr. 2018

First Known Use of chalcocite

1868, in the meaning defined above

History and Etymology for chalcocite

alteration of chalcosine, from French, irregular from Greek chalkos

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