Super 7 is a rare, multi-mineral crystal (also called Melody Stone) containing Amethyst, Cacoxenite, Goethite, Lepidocrocite, Rutile, Smoky Quartz, and Quartz. We love it for it's varied and beautiful patterns of colors. This hand made, sterling silver bracelet features stones cut in a variety of shapes. The dominant color is purple with shades of smoke and topaz. Adjustable closure.