Hanging Crystal Ball & Amethyst Gemstones Suncatcher Feng Shui Ornament MY-2420 Our High Quality Hanging Crystals also known as sun catchers, prisms, Feng Shui, offer an array of dancing light and colour, producing a stunning array of rainbows on your walls ceilings and floors when the sun shines on them. They can be hung in sunny windows or any other place where the sun will hit them, or why not try them outdoors in a sunny area, if close to the window the rainbows appear indoors and outdoors. Amethyst has been in use for thousands of years in magic, healing and psychic empowerment. Its violet color makes this one of the most sought after variety of quartz. Converts negative energy to positive energy. Promotes natural health, concentration, & spiritual growth.