Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 68 Articles of stone, plaster, cement, asbestos, mica or similar materials 68 04 Millstones, grindstones... of natural stone..., for grinding, etc 68 04 23 Millstones, etc, of natural stone Commodity Code Description 68 04 23 00 Millstones, etc, of natural stone
