Set of 7 Chakras tone include: Amethyst (Crown Chakra) Carnelian (Sacral Chakras) Yellow Jade (solar plexus) Green Aventurine (Heart Chakra) Lapis Lazuli (Throat Chakra) Clear Crystal (Third Eye Chakra) & Red Jasper (Root Chakra) Use of reiki, Healing, meditation, chakra balancing, or ritual