QUARTZ

Quartz: This mineral, known as silica or silicon dioxide, is allochromatic with hardness 7 on Mohs scale, specific gravity of 2.65 g/cm3 and melting point of approximately 1720oC.

Main applications: abrasives, handicrafts, ceramics, civil construction, cosmetics, household cleaners (domissanitary), electronics, pharmaceutical, filtration, foundry, materials for waterproofing, chemistry, paints, glass, etc.

Granulometry / Mesh: 2 inches, 1.5 inch, 1 inch, ½ inch, 2, 3, 4, 6, 8, 10, 12, 14, 30, 40/50, 80, 100, 200, 325, 400, 500, 635 and ultrafine.