【作者】 张武； 董国义；

【Author】 Zhang Wu (Shenyang Institute of Geology and Mineral Resources) Dong Guoyi (Regional Geological Surveying Team,Liaoning Geological Bureau)

【机构】 沈阳地质矿产研究所； 辽宁省地质局区域地质调查大队；

【摘要】 <正>前言东北地区的三叠纪地层不甚发育,在过去很长一段时间里,除了在黑龙江省东部已知有海相上三叠统分布外,再无确切记载。近年来,由于区域地质调查及科研工作的不断深入,在吉林的东部和中部,辽宁的西部及东部相继发现了一些陆相三叠系,并有许多论文陆续发表。新的资料表明,东北地区的三叠系尽管分布局限,但各统均有沉积、沉积类型较全。对更多还原

【Abstract】 The Triassic system of Northeast China was recognized from the Western and Eastern Liaoning province,Central and Eastern Jilin province,and Eastern Heilongjiang province.Being formed in different geotectonic units and paleogeographic settings the Triassic strata at various localities are characterized by different sedimentary types and containing diverse fossils which may be assigned to different provinces.更多还原