How sand is made - material, manufacture, making, history, used .Today, the processing of sand is a multi-billion dollar business with operations ranging . Quartz sands, which are high in silica content, are used to make glass.use and processing of silica sand,use and processing of silica sand,Silica | IMA EuropeSilica is the name given to a group of minerals composed of silicon and oxygen, the two most abundant . Silica is sold as sand and processed for multiple uses. . After processing the sand may be sold in the moist state or it may be dried.
use and processing of silica sand