Amethyst - Crown Chakra Healing - Said to emit a gentle energy that calms the mind and enhances well being while alleviating stress. On a physical level it is said to ease pain and relieve insomnia.

Smoky Quartz Precious Stone - Sacral Chakra Healing.  Reputed to transform negative emotions into positive energies, enhance inner strength, increase stress tolerance and help us to strive hard to overcome tough times. Physically, said to alleviate pain and cramps and be especially helpful with back problems.

Clear Quartz Precious Stone - Chakra Harmonizer. Clear Quartz is reputed to improve focus and clarity in thinking and maintain a calm alertness while finding simple solutions to problems. On a physical level it is reputed to help with strokes and revitalize parts of the body that lose feeling and have become numb or paralyzed.