Crystals are also often used in spiritual practices such as chakra meditation. Chakras are believed in some traditions to be energy centers in the body, each associated with different emotional and spiritual themes. In these discussions, people may place stones of certain colors on specific areas during relaxation sessions. Whether or not you personally believe in chakras, it is easy to see why this practice appeals to those who enjoy structured mindfulness rituals. It gives a sense of direction and purpose during quiet time.