Monzonite is one of the important type of rocks. If we have to define Monzonite in general, Monzonite is a granular igneous rock with composition between syenite and diorite and containing approximately equal amounts of orthoclase and plagioclase. Monzonite comes under Igneous Rocks. All Igneous Rocks have similar properties and formation process. Along with Monzonite Definition, know more about the History of Monzonite, Etymology of Monzonite in next sections.