Section V — Mineral products
Chapter 25 — Salt; sulfur; earths and stone; plastering materials, lime and cement
Heading
2513 Pumice stone; emery; natural corundum, natural garnet and other natural abrasives, whether or not heattreated.
Common commodities
Volcanic pumice stonesNatural corundum grainsRough garnet chunksHeat-treated emery pebblesCrude polishing powder from natural abrasivesRaw grinding stones for industrial useIndustrial minerals (pumice, corundum)Natural abrasive particles (powder form)Unprocessed garnet pieces for sandingHeat-stabilized volcanic rock for grinding