leucocratic

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英語[编辑]

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詞源[编辑]

leuco- +‎ -cratic

形容詞[编辑]

leucocratic比較級 more leucocratic最高級 most leucocratic

  1. (地質學) (岩石)淺色的,表明其成分90%以上是長英質礦物
    • 2013, H.G.F. Winkler, Petrogenesis of Metamorphic Rocks, page 325:
      Occasionally the opinion is advanced that the formation of the leucocratic, granitic-granodioritic portions of the heterogeneous in-situ migmatites is due to a metasomatic process, i.e., to the addition of “emanations” from depth.
      (請為本引文添加中文翻譯)

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