|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]|
|malachite (māl'ə-kīt') Pronunciation Key
A bright-green monoclinic mineral occurring as a mass of crystals (an aggregate) with smooth or botryoidal (grape-shaped) surfaces. It is often concentrically banded in different shades of green. Malachite often occurs together with the mineral azurite in copper deposits. Chemical formula: Cu2CO3(OH)2.