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A light to dark green carbonate mineral, Cu2CO3(OH)2, used as a source of copper and for ornamental purposes.
[Middle English molochite, melochite (the Modern English spelling being influenced by Greek malakhē, mallow), ultimately (partly via Anglo-Norman melochite) from Latin molochītes, an Arabian stone said by Pliny the Elder (perhaps influenced by folk etymology) to be the color of mallows, from Greek molokhītis, perhaps from malakhē, molokhē, mallow, of Semitic origin; see mlḥ in Semitic roots.]
(Minerals) a bright green mineral, found in veins and in association with copper deposits. It is a source of copper and is used as an ornamental stone. Composition: hydrated copper carbonate. Formula: Cu2CO3(OH)2. Crystal structure: monoclinic
[C16: via Old French from Latin molochītēs, from Greek molokhitis mallow-green stone, from molokhē mallow]
a green mineral, basic copper carbonate, Cu2CO3(OH)2, an ore of copper, used for making ornamental articles.
A bright-green copper carbonate mineral found in copper veins and used as a copper ore. Malachite often occurs together with the mineral azurite.
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|Noun||1.||malachite - a green or blue mineral used as an ore of copper and for making ornamental objects|
atomic number 29, copper, Cu - a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
azurite - blue carbonate of copper; blue malachite