Quartz- Quartz is the second highest available mineral around the world. Its crystal formation is a result of continuous framework of SiO4 silicon oxygen tetrahedra , with each oxygen being shared between two tetrahedra, giving an overall chemical formula of Sio2. It was termed as super cooled Ice by ancient Greeks. Quartz is very popular in Europe and Middle-East for hard stone carving and jewellery. A popular gemstone Quartz has many uses to its credit. Apart from stone carving and jewellery quartz is used for creating exquisite crockery items too.