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pseudomalachite

noun
pseu·​do·​malachite | \¦sü(ˌ)dō+\

Definition of pseudomalachite 

: a hydrous basic copper phosphate Cu5(PO4)2(OH)4.H2O(?) resembling malachite

— called also dihydrite

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History and Etymology for pseudomalachite

German pseudomalachit, from pseud- + malachit malachite

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