Building materials, namely, prefabricated artificial columns, blocks, bricks, posts, slabs and panels; door and window surrounds, door heads, window sills and keystones for windows, quoins, columns, pilasters, porticos, corbels, balustrades, paving edging in the nature of tiles, slabs and stones, stones for paving, bollards, gate piers, pier caps, copings, finials, garden buildings and garden structures in the nature of arbors, gazebos, orangeries and pool houses, statues, statuettes, monuments, garden ornaments, bird baths, plinths, pool surrounds, structural parts and fittings for all the aforesaid goods; all of the aforesaid goods made of stone, artificial stone or reconstituted stone