liroconite

noun

li·​roc·​o·​nite

līˈräkəˌnīt

plural -s

: a basic hydrous aluminum copper arsenate Cu₂Al(AsO₄)(OH)₄.4H₂O occurring in monoclinic crystals of a sky-blue or verdigris-green color (hardness 2–2.5, specific gravity 2.88–2.99)

Word History

Etymology

French, from Greek leiros resembling a lily, delicate (from leirion lily) + konia powder (from konis dust) + French -ite

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