Removal of overburden causes _______

What is/are related to jointed rocks?

How and what are the polygonal cracks related to?

The nature of sedimentary rock that can undergo some irregular jointing is _______

How many types are further classified based on geometry?

Joints are not common and are very easy structures to study in rocks.

The type of joint which can be measured and mapped easily is _______

Fractures along which there has been no relative displacement is called?