Volcanicity was violent during the Early Carboniferous in Santanghu region.The volcanic rocks consist of basalts,andesites and dacite liparite,with andesites playing the main part.
三塘湖地区早
炭世火山活动强烈，发育以安山
类为主的玄武、安山、英安流纹的组合。
；
；硅孔雀Volcanicity was violent during the Early Carboniferous in Santanghu region.The volcanic rocks consist of basalts,andesites and dacite liparite,with andesites playing the main part.
三塘湖地区早炭世火山活动强烈，发育以安山类为主的玄武、安山、英安流纹的组合。
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