The post-oligocene formation of diapiric salt domes implies that the initial uplift of Tibet-Qinghai plateau in West Kunlun area predates the Oligocene.

• 渐新世形成的底劈盐丘构造可用来确定青藏高原北缘西昆仑地区最初隆升的时间，即不早于渐新世。