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A usually white or colorless mineral, essentially Zn4Si2O7(OH)2·H2O, an important ore of zinc. Also called calamine.
(Minerals) a white mineral consisting of hydrated zinc silicate in orthorhombic crystalline form: a common ore of zinc. Formula: Zn4Si2O7(OH)2.H2O. Also called (US): calamine
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|Noun||1.||hemimorphite - a white mineral; a common ore of zinc|
calamine lotion - a lotion consisting of a liquid preparation containing calamine; used to treat itching or mild skin irritations
atomic number 48, cadmium, Cd - a soft bluish-white ductile malleable toxic bivalent metallic element; occurs in association with zinc ores
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition