The Akeshake Formation constitutes the right rock-stratigraphic unit for regional geological mapping, and affords a new basis for the stratigraphic division and regional correlation in this area.

• 这一地层单位的合理确立，为区域地质填图建立了正确的岩石地层单位，并为本区的地层划分和区域对比提供了新的依据。