Non-metallic building materials, namely, floor tiles, wall tiles, paving tiles, roof tiles,decorative tiles not for use as building materials, namely, marble tiles, granite tiles, porcelain tiles,ceramic tiles, slate, marble paving tiles, granite paving tiles, limestone paving tiles, sandstone paving tiles, ceramic paving tiles; transportable buildings not of metal, monuments not of metal, stones for building, namely, natural stone, artificial stone, marble, granite, terrazzo stone, sandstone...