… granules, chippings and powder, of stones of heading 25.15 or 25.16, whether or not heat-treated. …
Explanatory notes
… 25.17 ‑ Pebbles, gravel, broken or crushed stone, of a kind … granules, chippings and powder, of stones of heading 25.15 or 25.16, whether or not heat‑treated. 2517.10 ‑ Pebbles, …