Shennan anticline, a collapse anticline located in the south of Shenxian depression, has good petroleum geological conditions, where sizable reservoirs have been discovered.
深南背斜是深县凹陷南部的一个塌陷背斜 ,本区有良好的石油地质条件 ,已发现了一定规模油气藏。
High content clay mineral shale, oil shale and marlite are the main source rocks for large oil or gas fields in the world, which formed in deep water slopes between platform and open sea.
国内外海相大油气田的烃源岩均为粘土矿物含量较高的笔石页岩、油页岩和泥灰岩,形成于由台地向海槽过渡的深水斜坡环境。