You have chosen this item because you interested in healing with stones; this set of deeply cleansed stones are handpicked for healing purposes based on the 7-chakra philosophy. We suggest you explore deeper into our crystal index for the metaphysical properties of each stone. Black Obsidian is a very powerful psychic energy cleanser and protector, Carnelian can heal many physical ailments related to the sacral chakra, as well as stimulating your higher creations and true intimacy with every living being. Yellow Calcite stimulates the intellect through the solar plexus; in the physical realm, yellow calcite is said to benefit the stomach, upper intestines, upper back and upper spine. Green Aventurine releases old patterns, habits and disappointments so new growth can take place; physically it assists in healing the adrenals, lungs, thymus gland and the nervous system. Sodalite is associated with the thyroid and harmonizes your inner being, and of course we know the infinite mind expanding powers of Amethyst and Crystal Clear Quartz. Note that healing crystal meanings are spiritual supports to healing.