Amethyst has a soothing and relaxing effect on people, it promotes healthy sleep habits when placed on the body or under the pillow. Amethyst promotes shrewdness in business matters, gives victory and quickens the mind to help control negative thoughts. Because the stone has transmutational energies, it helps to open gateways into intense and transforming spiritual experiences, and can protect the wearer from black magic. Known as a change stone, amethyst can bring about any type of change in your life and consciousness. It also breaks up old emotional thought processes and assists psychic opening in a grounding manner. An amethyst crystal is nearly indispensable to healers. Single crystals are very beneficial but clusters are even more powerful. Powerful enough in fact that a cluster of amethyst can cleanse other stones. When worn, amethyst will alleviate migraines. Headaches caused by nerves will subside when a amethyst cross section or geode is placed in the room. It is also used to help improve concentration. Amethyst calms mental disorders, purifies the blood, strengthens the immune system as well as balancing and healing all chakras.