Black Tourmaline is a highly powerful protection and grounding stone. It protects against negative energies, entities or destructive forces. Black Tourmaline can neutralize negative thoughts and inner conflicts, creating clear rational thought that inspires a positive attitude. It’s helpful for those who have self-harming tendencies or thoughts, bringing ease to feelings of anxiety and anger that may stem from feeling unworthy. Black Tourmaline is protective against radiation, electromagnetic smog and environmental pollutants.