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Granite Factory Sheds In China

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 commonFeldspar 50 or greater ,Quartz 25-40,Mica 3-10 ...

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