Dear Sir/ Madam, well we are pleased to introduce ourself Manufacturer & Exporter of Quartz Lumps/ Grains/ Powder we have own mines and two grinding unit for same and we have all the grades in Quartz 1. Super Snow White SiO2 : 99.8 % 2. Semi SiO2 : 98.3 % 3. General SiO2 : 96.5 % kindly contact us with your complete specifaciation at our mail id saibabaent07@ yahoo.com Rajeev Girotra 00-91-9971072999