Classification Information
Artificial stone; Natural stone and stone tile; Busts of stone; Quartz; Decorative spheres of stone, concrete and marble; Works of art of stone; Aquarium sand; Rock crystal; Decorative aquarium stones; Stones; Statues of stone; Desktop statuary made of stone, concrete and marble; Cast stone garden and household ornaments; Non-precious stones for garden or ornamental use; Natural stone
Nonmetallic Building Materials