Please note that the schools of literary criticism and their explanations included here are by no means the only ways of distinguishing these separate areas of theory. Indeed, many critics use tools from two or more schools in their work.
Conglomerate is a clastic sedimentary rock that contains large (greater than two millimeters in diameter) rounded clasts.
Lesson Summary. Conglomerate is a type of clastic, sedimentary rock. It forms in an aquatic environment, usually a river or coastline, where strong currents help to form the rounded particles as well as the fine matrix particles.esson Summary. Conglomerate is a type of clastic, sedimentary rock. It forms in an aquatic environment, usually a river or coastline, where strong currents help to form the rounded particles as well as the fine matrix particles.