Dolostone is the main rock type of the Cambrian in this area.
从下寒武统石龙洞组开始都是白云岩沈积.
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Crystalline dolostone is formed by seepage - reflux dolomitization and burial dolomitization.
晶粒白云岩有两种成因:一为回流渗透白云石化;二为深埋藏白云石化.
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Carbonate rocks are predominantly composed of intra - clastic dolostone, chert dolostone and sand - bearing dolostone.
碳酸盐岩以内碎屑白云岩 、 燧石白云儿和含砂白云岩为主.
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