Silica sand Supply a large quantity. Stability of quality is very good. Species rich, various sizes and specifications. Silica sand1.It’s a hard, wear-resisting, Chemical stability of silicate minerals.2.The color is ivory or colorless translucent.3.It’s used in follows industry. 4.The chemical composition form.CommoditySiO2(%)Al2O3(%)Fe2O3(%)Density(g/m3)HardnessFusion Point(°c)Silica sand99.60. ...