Silica Sand Quartz Sand by Pt Arkananta Lestari Energina . Silica sand /Quartz sand is processed by crushing quartz grains of quartz, quartz stone is a kind of nonmetallic minerals, is a hard, wearresistant and stable chemical properties of silie minerals, the main mineral component is SiO2, quartz sand the color is white or colorless, translucent, Mohs hardness of 7, quartz sand .
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