Based on the readings of psychic Edgar Cayce, this study describes the scientific and mystical aspects of twenty-two gems, stones, and metals. Includes information on how they can be used as aids in attunement, healing, and for enhancing meditation, plus a guide to selecting the right stone to benefit you personally. Bonus essays written by Ken Carley include: "Reflections of a Rockhound," "The Stones of Egypt," and "Lapis Lazuli."