Quartz is a chemical compound that constitutes one part of silicon and two parts of oxygen. It is silicon dioxide (SiO2). It is the most surplus mineral found on Earth's surface, and its unique properties make it one of the most useful natural substances.
Natural silica encompasses a purity of plus 99%.
The whiteness is also very high to say about 96%.
It has a hardness of seven on the Mohs Scale which makes it unique.
We supply silica up to a fineness of 10 microns TOP CUT with uniform color.