The tectonic evolution history of Tianshan is an example.In the Triassic, it was once uplifted to form the mountains with thick molasse accumulation on both its sides, Junggar and Tarim Basins.

• 如天山山脉的构造演化，三叠纪天山曾经一度隆起成山，两侧的准噶尔和塔里木盆地中堆积了巨厚的磨拉石；