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２０００～２００１年夏，在开展藏北高原“纳木错第四纪环境演变调查研究”与“１∶２５万当雄幅”区域地质填图工作中，笔者首次在环纳木错湖岸阶地上发现了一种与湖泊演化有关的湖相沉积岩石———湖滩岩。目前，国际上只有海滩岩一说，湖滩岩尚罕见正式报道。在环纳木错拔
In the summer of 2000 ~ 2001, during the geological survey of Quaternary environmental evolution in the Nam Co of Northern Tibet Plateau and geological mapping in the area of 1: 250000 meters, I first found a Lacustrine sedimentary rock associated with lake evolution --- lake beach rock. At present, there is only one beach rock in the world, and the beach rock is still rarely officially reported. In the Namtso error pull