Granite

Granite is an igneous rock of volcanic and is composed of 30% quartz and 60% feldspar, which gives its high range of hardness.
With superior abrasion resistant and compressive strength, granite is available in a wide range of colors.
Historically it used to be available only in a homogeneous grain.
Nowadays it is available in veined and patterned varieties.
Granite is an excellent material and external building use because of its hardness and resistant to all types of weather .