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一,在野外如何识别矽卡岩和角岩?矽卡岩是一种接触一反应交代岩石,主要由钙、镤和铁的硅酸盐组成.它们是由碳酸盐岩石和硅酸盐岩石在岩浆侵入体附近高温灼热带中经过双交代作用或接触渗滤交代作用而生成的.
How to identify skarns and hornfels in the wild? Skarn is a contact-reaction metasomatic rock composed mainly of silicates of calcium, gallium, and iron. They are composed of carbonate rocks and silicate rocks In the magma invaded near the body of high temperature hot tropical after the metasomatism or contact percolation generated by the exchange.