conichalcite

noun

con·​i·​chal·​cite

ˌkänəˈkalˌsīt

plural -s

: a mineral CaCu(AsO₄)(OH) consisting of basic copper calcium arsenate occurring in green masses

Word History

Etymology

German konichalzit, from Greek konia plaster, ash, dust + chalkos copper + German -it -ite; akin to Greek konis dust

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