coarse-grained granite的意思|示意

Yanshanian acid is a mountain of granite, mostly coarse - grained granite and porphyritic granite.

山地属燕山期酸性花岗岩, 多为粗粒花岗岩和斑状花岗岩.

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Emergence stratums are of Sinian , Devonian, Permian, Trias and intrusive Granite dike and coarse - grained granite dike.

出露地层为震旦系 、 泥盆系 、 二叠系、三叠系以及侵入的花岗岩脉和花岗伟晶岩脉.

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