Ajna chakra… Chakra Stones and Gems Stones, crystals, and gems that share the same coloration, energy properties, and mental affinities as the Ajna chakra can make potent assistants in your effort to balance this energy center. Take a few of the stones from this list and set them up in your meditation space. You don’t need to concentrate on them if you find it interferes with your preferred techniques,simply having them in proximity to you can help a great deal. Good stones for the Ajna chakra include… lapis lazuli, aquamarine, moonstone, amethyst, purple fluorite, and clear quartz crystal. Some less-common but effective choices include… blue aventurine, Iolite, ulexite, blue tourmaline, and sugilite.