Section 05 Mineral products 25 Salt; sulphur; earths and stone; plastering materials, lime and cement 25 15 Marble, travertine,etc and other calcareous monumental or building stone 25 15 12 Merly cut, by sawing or otherwise, into blocks or slabs of a rectangular (including .... Commodity Code Description 25 15 12 00 Merly cut, by sawing or otherwise, into blocks or slabs of a rectangular (including ....