Shallow water turbulence marks and stromatolites with various shapes are developed very well; the land surface sea tidal sediment features advanced by Elven(1956)and Yung(1972) exist in the rock.

• 浅水动荡标志十分发育,拥有多种形态类型的叠层石,具有欧文(1965)、扬(1972)所提出的陆表海潮汐沉积特征。