Sell Pure White Silica Quartz Sand

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Description:We sell (export) pure white 96% silica quartz sand quarried and mined from the philippines. Silica is silicon dioxide sio2. Silica occurs commonly in nature as sandstone, silica sand or quartzite. Silica is one of the most abundant oxide materials in the earth's crust which because of its chemical inertness and considerable hardness is quite resistant to weathering. Silica is a group iv metal oxide, it has good properties like abrasion resistance, electrical insulation and high thermal stability. It is insoluble in almost all acids. Silica sand is the major component of glass, foundry molds, and abrasives. It is also used in ceramics, on golf courses, and as a filter medium.