Section 05 MINERAL PRODUCTS 25 SALT;SULPHUR;EARTHS AND STONE;PLASTERING MINERALS, LIME AND CEMENT 25 15 SHAPE. 25 15 12 MARBLE & TRAVERTINE, MERELY CUT, BY SAWING OR OTHERWISE, INTO BLOCKS, ETC. Commodity Code Description 25 15 12 00 MARBLE & TRAVERTINE, MERELY CUT, BY SAWING OR OTHERWISE, INTO BLOCKS, ETC.