Quartz a hard, crystalline mineral made of silicon dioxide (SiO₂) and is one of the most common minerals on Earth. We offer quartz for the making of slab, ceramics, semi-conductor, crucible and solar panels and many more. Rajasthan and Andhra Pradesh two states of India are the largest producers of Quartz. Quartz are found in different lustres including glassy, off white and opaque.