Quartz sand
Release Time:
2022-07-27
Quartz sand is a hard, wear-resistant, chemically stable silicate mineral, its main mineral component is SiO2. Quartz sand comes in a variety of colors, often milky white, colorless, or gray. It has a hardness of 7, is brittle, has no cleavage, and exhibits a conchoidal fracture. It has a greasy luster, a density of 2.65 g/cm³, and its chemical, thermal, and mechanical properties exhibit significant anisotropy. It is insoluble in acid and slightly soluble in KOH solution, with a melting point of 1750℃. It exhibits piezoelectricity.
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