A variety of quartz. Strengthens endocrine and immune systems. Enhances right brain activity and pineal and pituitary glands. Powerful blood cleanser and energizer. Helps mental disorders. Purification and regeneration on all levels of consciousness, Transmutes one's lower nature into the more highly defined aspects of their higher potentials. Cuts through illusion. Enhances psychic abilities. Excellent for meditation. Aids channelling abilities. Calming, strong protective qualities. Healing, divine love, inspiration, intuition. Chakras: Third Eye, Crown.