Silica sand we provide high quality silica sand for glass industry application with min 99% sio2 & controlled moisture. Our special glass industry grade silica sand have below general specifications. However we can make specialized graded silica sand as per our clients specifications. - purity - highly effective - quality tested - easily soluble silica = 99.19 % alumina = .62% ferric oxide = .02% titanium dioxide = .01% loss on ignition =