寒武系

The allochthon consists of the Presinian,Sinian and Cambrian system.The autochthon comprises the Devonian and Carboniferous system.

推覆构造的外来系统前震旦系、震旦系和寒武系，原地系统系和石炭系。

Minhe Basin is a Mesozoic-Cenozoic intermont basin grew on Precambrian metamorphic rock basement in middle Qilian uplift zone.Total thickness of Mesozoic-Cenozoic is about 7000 meters.

民和地是发育在祁隆起带前寒武系变质岩基底之上的、新生代山间地。