Dumortierite "Third Eye Stone" teaches you to stand up for yourself. It will help you to take control of your own life and increase your level of patience. This crsytal is very stimulating to the brain and brings enhanced intellectual abilities as it assists with all mental skills, both mathematical and language based. The colors of the stone range from reddish pink or brown, and violet blue to a darker blue. The dark blue variety of the stone is the most common although the natural raw stone may look a little lighter. The meaning of its name comes from the name of the French paleontologist Dumortier, who it was named after. Deposits have been found in Madagascar, Namibia, Sri Lanka, Canada, Poland, France, Brazil, and the USA. It is often found in the massive form, and may be found as radiating aggregate.