Caves normally form in limestone when it is dissolved by solution. They form close to the surface and can then form more caves below as the solution moves downward.
Limestone is highly vulnerable to naturally acidic rainwater which gradually penetrates its joints and cracks. The accumulated dissolution and erosion can result in cave structures.
the caves formations in limestone is mainly because of the solution taking place in the caves. limestone is dissolved by ntural acids such as carbonic acid which occurs in ground water. this is...