Granite is the oldest building material in this earth.It is formed from liquid magma, the molten rock still found at the core of the planet,cooled slowly to form a substance approaching the hardness and durability of diamond.While they differ in color,texture and crystalline structure, the granites have three essential minerals in common:Feldspar (50% or greater) ,Quartz (25-40%),Mica (3-10%).These minerals occur in different proportions, giving each granite its own color, texture and structural characteristics.It applied for exterior and interior of buildings:flooring tiles,wall cladding panels,countertop,gardern pavers,carvings and so on.Chinese granite to Shandong Province and Fujian Province's most famous.Shuitou Town is named China Stone City by Chinese Stone Material Industry Association.