Results: 1 - 2 of 2
Dec 31, 1970
Earth Sciences Report
… of many industrial sand products are outlined in this … concern high purity silica sand used as a raw material … Uses and specifications of silica sand; Research Council of …
Nov 30, 2002
Geo-Note
… organic acids, radionuclides, silica, C1, Br and I; 4) quality …