Sandstone for building; potters' clay [raw material]; granite; terra cotta; stone; artificial stone; building stone; slabs, not of metal, for building; marble; building materials, not of metal; ceramic tiles; tiles, not of metal, for building; wall tiles, not of metal; tile floorings, not of metal; wainscotting, not of metal; floors, not of metal; monuments, not of metal; roofing, not of metal; buildings, not of metal; building panels, not of metal; mosaics for building