Granules, chippings and powder, of stones of heading 2515 or 2516, whether or not heattreated
Marble granules, chippings and powder, whether or not heattreated
Granules, chippings and powder, whether or not heattreated, of travertine, ecaussine, alabaster, basalt, granite, sandstone, porphyry, syenite, lava, gneiss, trachyte and other rocks of heading 2515 and 2516 (excl. marble)