The boulders protect the limestone from chemical weathering ... very stark example of different rates of erosion for different rock types which could be related to any landscape.

Limestone Pavements are bare limestone rock surfaces composed of slabs of ... Composed principally of calcite, limestone is vulnerable to chemical weathering by water (solution) and dissolves ...

All limestone rocks consist of nothing but the aggregated ... and warned medical men in making chemical examinations of the dead bodies of persons supposed to have been poisoned, to bear this ...