单词 | epidote |
释义 | epidote/ˈɛpɪdəʊt /noun [mass noun] A lustrous yellow-green crystalline mineral, common in metamorphic rocks. It consists of a basic, hydrated silicate of calcium, aluminium, and iron.Along the contact zone the limestones were recrystallized into a cloudy white, massive calcite containing grossular, epidote, magnetite, quartz, and tremolite....
DerivativesepidoticOriginEarly 19th century: from French épidote, from Greek epididonai 'give additionally' (because of the length of the crystals). |
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