The volcanic melt masses has created stones named Granite. It is called an igneous rock which comes from word “Ignis” meaning fire. The geologic process which leads to create granite occurs during a long time and also the slow cooling process from intense heat makes granite a dense and strong material. The main feature of granite is its hardness which is also used in Persian poems as a symbol of hardness. The mixture of minerals, gives granite distinctive coloring. Granite often has green, black, gray and blue coloring. Granite has a high durability and is used for both interior and exterior applications. Most common indoor usage areas are wall and floors, stairs, fireplaces, bathroom sinks and countertops. The most common outdoor usages are floorings and claddings, monuments and stair treads.