Qitianling granite is a post-collisional , deep-sourced and hypabyssal, early Yanshanian high-K calc-alkaline granite complex pluton.

  • 骑田岭花岗岩是燕山早期深源浅成的高钾钙碱性复式花岗岩岩体.

  • 互联网摘选 2025-01-18 12:38:37

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