Definition - What does Silica Sand mean?
Silica sand is granular material that contains quartz and minute amounts of coal, clay and other minerals. It is also known as quartz sand and industrial sand, and is largely used in several construction applications. The presence of silica sand on metal materials can be a source of crevice corrosion on those metals.
Corrosionpedia explains Silica Sand
Silica sand is used for a variety of industrial applications depending on the grain size, refractories, texture and shape of the sample to be used. Applications can range from use as a building product and abrasive, to glass making and even in hydraulic fracturing of oil wells.