Our Chakra healing necklace includes the following stones and their related chakras. Ruby for the Root Chakra, Carnelian for the Sacral chakra, Yellow Jade for the Solar Plexus, Kambaba Jasper for the-heart chakra, Sodalite for the Throat chakra, Fluorite for the Third Eye & Amethyst for the Crown chakra. Clear quartz is added to magnify the properties of the other gemstones. All gemstones are 10mm round stones.