坊子煤系控制因素

The Controlling Factors of Fangzi Coal-Measures

根据坊子煤系的一般特征及岩石组合特点,结合岩相古地理资料,提出了坊子煤系主要形成于山前扇扇缘部位,其含煤性与煤系所处的构造位置有关的观点。

According to the general feasures and the characteristics of the rock combination of Fangzi coal-measures and the data of lithofacies and paleogeography, the authors put forward the viewpoint that Fangzi coal-measures were formed in front of bajada and that the coal-bearing features are related to the location of tectonic area.