Gravestones; Quartz; Cobbles and boulders; Commemorative bricks; Decorative crosses of stone, concrete, marble; Figurines of concrete; Garden gnome figurines comprised of clay; Memorial plaques of stone; Monuments of marble; Monuments of stone; Non-precious stones for garden or ornamental use; Plastic landscape edgings; Rock crystal; Statues of marble; Statues of stone; Statuettes of stone, concrete or marble; Tomb slabs not of metal; Works of art of clay; Works of art of stone, concrete or m...