Our Specification Of Silica Quartz Sand - SiO2 (ADB) = 99.17% - SiO2 (Dry Basic) = 99.23% - MC = 1.92% Sieve test - over 1 inch = 1,11 % - 1/8 inch - 1 inch = 90.02% - Below 1/8 inch = 8.87% Produce Per month 20.000 T - 100.000 T per Month Location : Java Island and Sulawesi Island