Manufacturer of Quartz powder grit sand lumps in India Incheon South Korea SVI http://quartzpowdermanufacturers.com/supplier-of-quartz-powder-in-india.php Quartz Powder is also known as Quartz Silica Powder composition of silicon dioxide, or silica, SiO2. Shri Vinayak Industries is the biggest manufacturer, exporter and supplier of Quartz powder, Quartz grit, Quartz sand and Quartz lumps. That all products are comes with purity and pure white color. Purities in Quartz powder are available between 99 percent and 99.9999 percent. We provide various mesh sizes in powder such as 8 x 20 mesh, 12 x 30 mesh, 30 x 50 mesh, 100, 200, 325 mesh and finer.