GRANITE

Granite, coarse- or medium-grained intrusive igneous rock that is rich in quartz and feldspar; it is the most common plutonic rock of the Earth's crust, forming by the cooling of magma (silicate melt) at depth.

 

Class 1

Granite Class 1-9.jpg

Class 2

Granite Class 2-40.jpg

Class 3

Granite Class 3-33.jpg