Etymology From Middle French malachite, from Latin molochītis, from Ancient Greek μολόχη (molókhē, “[leaf of the ... ] mallow plant”).
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Chemistry, Geography, Geology, Mineralogy, Natural sciences, Physical sciences A bright green mineral, a basic copper carbonate, Cu₂CO₃(OH)₂; one of the principal ores of copper.
Although there are dozens of different types of gems, among the best known and most important are […] . (Common gem materials not addressed in this article include amber, amethyst, chalcedony, garnet, lazurite, malachite, opals, peridot, rhodonite, spinel, tourmaline, turquoise and zircon.)2012 March 23, Lee A. Groat, “Gemstones”, in American Scientist, volume 100, number 2, archived from the original on 14 Jun 2012, page 128:
Etymology From Middle French malachite, from Latin molochītis, from Ancient Greek μολόχη (molókhē, “[leaf of the ... ] mallow plant”).
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Of a color ranging from olive-taupe to a mild to deeply-rich (at times seemingly translucent) green, like that of the mineral which is present on oxidized copper.