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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....
  • Iron was remobilized and limned specular hematite, along with epidote, actinolite/tremolite, and andradite.
  • These crystals are associated with chalcopyrite, galena, quartz, calcite, epidote, and chlorite.

Derivatives

epidotic

adjective

Origin

Early 19th century: from French épidote, from Greek epididonai 'give additionally' (because of the length of the crystals).

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更新时间:2025/1/24 8:39:09