Section 05 MINERAL PRODUCTS 25 Salt; sulphur; earths and stone; plastering materials, lime and cement 25 13 Pumice stone; emery; natural corundum, natural garnet and other natural abrasive 25 13 10 25 13 10 00 Commodity Code Description 25 13 10 00 00 - Pumice stone 25 13 20 00 00 - Emery, natural corundum, natural garnet and other natural abrasives