The present tectonic framework of the eastern Tianshan mountains basically inherits that of the Mesozoic, but that of the western Tianshan mountains was mainly formed during the Cenozoic intracontinental orogeny.

• 东天山隆起带构造面貌基本继承了中生代的特征,这与天山西段主要是新生代陆内造山形成的构造地貌明显不同。