6 mm Gemstone Round Bead Bracelet - Melodys Stone; 

"Super seven" stone, also referred to as "Sacred seven" or "Melody stone", is a quartz stone that contains seven materials; goethite, cacoxenite, rutile, lepidocrocite, amethyst, clear quartz and smoky quartz. ... Goethite is said by crystal healers to be a stone of communication, both physical and spiritual.