Introduction to the collapsed stone sea: According to preliminary analysis, landslides can be divided into three phases: in the first phase, Shibapan collapse bodies and barrier lakes were formed, and a dark, relatively straight and steep formation was formed on the Cuihua Peak cliff on the west side. In the second phase, the stone sea collapse body that formed the main scenic spot of the landslide was huge, forming a free surface that crosses the first cliff on the Cuihua Peak cliff facing this point; in the third phase, the southern The gentle cliff face on the side is already covered by vegetation, and the rocks are the smallest in size.