Basic, acidic extrusive and volcanoclastic rocks are known as the main rock types.

石炭纪末期本区的岩开始,二叠世晚期和晚二叠世期是两个主期。

The extrusive rock unit includes basalt, andesite, boninite and albitite as well as breccia and tuff.

喷出岩单元由玄武岩组成，还包括安山岩、玻安岩、钠长岩以及角砾岩、凝灰岩等。