Karst Landform

        A generic term of the surface and underground morphology formed from the corrosion of soluble rocks (mostly limestone) by corrosive water. Besides corrosion, mechanical erosion processes such as erosion of flowing water, suffosion and collapse.

Schematic Diagram of Karst Landform

        karst depression——A karst geology term, also called corroded depression, is a type of closed negative landform commonly seen in karst areas, which is difficult to be strictly differentiated from karst funnels.

Karst Depression in Huadianba

        Karst Cave——underground cavity formed from the corrosion of soluble carbonate rocks by underground water that flows through the cracks between rocks.

Tianlong Cave on Eastern Slope of Cangshan Mountain