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 02 Worked monumental or building stone (except slate) and articles thereof, other than goods of heading 68.01;mosaic cubes and the like, of natural stone (including slate), whether or not on a backing; artificially colored granules, chippings and powder, of Commodity Code Description 68 02 10 Tiles, cubes...; artificially coloured granules..., for mosaics 68 02 21 Marble, travertine and alabaster 68 02 23 Granite 68 02 29 Other stone 68 02 91 Marble, travertine and alabaster 68 02 92 Other calcareous stone 68 02 93 Granite 68 02 99 Other stone