Granite is one of the types of igneous rocks that form in the ground under the influence of high thermal pressure. It usually consists of the main minerals that are included in its composition, namely quartz, strong aluminum silicate, in addition to plagioclase. These three minerals give granite stone its distinctive colors such as scarlet or light gray. It contains a small percentage of According to biologists, it is formed by the crystallization of its melting by slow cooling that came on the margins of the melting of rocks buried at a depth of 25 to 40 km below the surface of the earth..