Geological, petrological and geochemical studies show that the Indo-Chinese epoch granites in Foping area, Qinling orogenic belt, are hybrid products of basic magma and acid magma, and are hybrid type (H type) granite.

 
  • 通過(guò)地質(zhì)、巖石學(xué)及地球化學(xué)研究,認為秦嶺造山帶佛坪地區印支期花崗巖是基性巖漿和酸性巖漿混合的產(chǎn)物,屬巖漿混合型(H型)花崗巖;
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan