The streaks or bands filling material in the rocks are called _______

Example of systematic joints are _______

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

What has to be located during an investigation with great care?

Removal of overburden causes _______

Joints running parallel to hinge lines are called _______

Contraction or shrinkage is the cause of which joints?

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