Silica Sand is typically a form of Silicon dioxide (SiO2), made up of two main elements - silica and oxygen. The most common form of Silicon dioxide is quartz, which is a chemically inert and hard mineral, broke down into tiny granules over time through the wind and water called Silica Sand. Silicasand functions (sio2) are to filter mud, sand, soil, filter small particles,remove mud / soil and sediment in drinking water, well water, and mountainwater. The use of silica sand is commonly used for water filters, boilers, sandblasting machines, color tiles, glass factories, building amplifiers, aquariumsetc