Quartzite is one of the important type of rocks. If we have to define Quartzite in general, Quartzite is a non-foliated metamorphic rock that forms by the metamorphism of pure quartz Sandstone. Quartzite comes under Metamorphic Rocks. All Metamorphic Rocks have similar properties and formation process. Along with Quartzite Definition, know more about the History of Quartzite, Etymology of Quartzite in next sections.