Dumortierite is said to instil a positive attitude to life and encourage optimism in thought and life in general. It is also said to increase self confidence and assertiveness.
It is a highly spiritual stone and believed to facilitate communication with your spirit guides/angels.
The confidence this lovely stone is said to invoke encourages you to speak out when you feel you are being treated unfairly. Dumortierite is also said to be brilliant in a traumatic situation or crisis, calming and focusing your thoughts and intentions, giving you useful tools to help you cope.
Dumortierite is also said to increase self-discipline and to improve organisational skills, allowing you to sort out your physical messes as well as your thought processes. These properties make it a fabulous stone for those running or starting up their own business.
In physical healing Dumortierite is thought to be helpful for headaches, sickness and cramps.