Section 05 MINERAL PRODUCTS 25 SALT;SULPHUR;EARTHS AND STONE;PLASTERING MINERALS, LIME AND CEMENT 25 17 HEAT-TREATED. 25 17 10 PEBBLES, GRAVEL, BROKEN OR CRUSHED STONE, OF A KIND COMMONLY USED FOR Commodity Code Description 25 17 10 00 PEBBLES, GRAVEL, BROKEN OR CRUSHED STONE, OF A KIND COMMONLY USED FOR