一、区域地质大青山煤田地层系统属于华北地层区———阴山———努鲁尔虎山分区———大青山小区。地层从老至新依次出露有太古界乌拉山群、下古生界寒武———奥陶系、上古生界石炭系上统栓马桩组、二叠系下统杂怀沟组、下石叶湾组、二叠系上统上石叶湾组,脑包沟组、中生界三叠系下统老窝铺组、侏罗系下统五当沟组、中统召沟组、长汉沟组、上统大青山组、新生界第三系及 First, the regional geological Daqingshan Coalfield stratigraphic system belongs to the North China Stratigraphic --- Yinshan --- --- --- Ruhor Hill District Daqingshan district. The strata, from the oldest to the new, are exposed in the order of the Archean Wulashan Group, the Lower Paleozoic Cambrian Ordovician, the Upper Paleozoic Carboniferous bollards, the Lower Permian Hehuagou Formation, Lower Shianyuan Formation, Upper Permian Upper Shianyanwan Formation, Niubaogou Formation, Mesozoic Triassic Lower Ordovician Upper Wupu Formation, Lower Jurassic Wudanggou Formation, Zhongzongzhaogou Formation, Changhangou Formation, the Upper Daqingshan Formation, Cenozoic Tertiary and