Tanzanite, a rare and precious gemstone found only in Tanzania, flashes with deep blues and violets. It is believed to stimulate the throat, third eye, and crown chakras, enhancing communication and psychic powers. Metaphysically, tanzanite is associated with transformation and shifting from a state of stress to one of calm and balance. Health-wise, it's thought to strengthen the immune system, detoxify the blood, and improve vitality, making it a stone of healing and spiritual exploration.