Number Of Flower : SiO2 - 96-98% Size - 10-40 mm Min. Order Qty. - 50 Ton
SiO2 - 96-98% Size - 10-40 mm Min. Order Qty. - 50 Ton Quartzite is a hard, metamorphic rock which was originally sandstone. Through heating and pressure usually related to tectonic compression within orogenic belts, the original quartz sand grains and quartz silica cement were...