5 Cementation In the final process of sedimentary rock formation, some of the minerals in the sediment harden and form a kind of cement which sticks the grains of the rock together. Look through ...

What FACTS ABOUT ROCKS do you know? They are abundant on earth, and yet little is known about them. These facts will increase your knowledge of the rocks.

These refer to a hard, compact mass of sedimentary rock that forms by accumulating mineral matter around a nucleus through a process called cementation. Concretions can take on various shapes ...