Silica Statistics and Information USGS.gov
Industrial sand and gravel, often called silica, silica sand, and quartz sand, includes sands and gravels with high silicon dioxide (SiO2) content. These sands are used in glassmaking; for foundry, abrasive, and hydraulic fracturing (frac) applications; and for many other industrial uses. The specifications for each use vary, but silica resources for most uses are.sand making plant crusher in uae Fote Mining Machinery Co