The Lower Carboniferous Dahalajunshan formation consist of volcano molten lava and volcano clastic rock,and it is the volcanic construction of calc-alkaline volcanic suite.

• 新疆阿吾拉勒山一带下石炭统大哈拉军山组主要由火山熔岩和火山碎屑岩组成,为钙碱性系列的火山岩建造。