【摘要】 研究区位于鄂尔多斯盆地东部河东煤田离柳矿区离石-中阳向斜,本区出露的寒武系地层包括霍山组∈2、馒头组∈2-3、张夏组∈3、崮山组∈3和三山子组c段-炒米店组∈4,下统缺失;奥陶系出露的地层包括三山子组y段-冶里组O1、三山子组l段-亮甲山组O1和马家沟组O1-2,上统缺失。文章运用野外实测剖面和新的地层划分方法,对该区苏村-毛港剖面寒武-奥陶系沉积地层进行了详细的地层学研究。更多还原

【Abstract】 The research area locates in the Hedong Coalfield of East Ordos basin, the occurrence of Cambrian stratigraphy include the Huoshan Formation∈2, Mantou Formation∈2-3, Zhangxia Formation∈3, Gushan Rormation∈3and Chaomidian Formation∈4, the lower Cambrian is missing; while the Ordovician stratigraphy contain the Lower Yeli Formation O1, the Lower Liangjiashan Formation O1 and the Middle-Lower Majiagou Formation O1-2, lack of the Upper Ordovician, we explore the detailed stratigraphy research in SucunChanfang section from Cambrian to Ordovician by using field reconnaissance and the new stratigraphic classification method.更多还原