This selection includes 11 different types of stones and minerals: 250g river pebbles, 250g black small polished stones, 250g Tiger’s Eye small polished stones, 250g white small polished stones, 250g assorted small polished stones, 60g small gemstones, 250g amethyst points, 250g amethyst clusters, 1 small agate slice, 60g iron pyrite and 1 large agate slice. They have limitless decorating and crafting possibilities! Children will also enjoy the visual and tactile stimulation of stone and mineral naturals. Add Stone and Mineral Naturals to sand and water play, sensory stations and loose parts kits. For ages 3+.