Dinesh Minerals [P] Limited manufactures Quartz Powder for High Purity Glass. Dinesh Minerals [P] Limited also manufactures and exports industrial minerals like natural quartz beads, quartz powder, pebbles etc. The Quartz Powder for High Purity Glass has extremely low levels of contaminating metal oxides, and other foreign particles. The Quartz Powder for High Purity Glass has size ranging from 0.1mm to 0.3mm and 0.1mm to 0.3mm. This Quartz Powder has low iron content up to 150 PPM.