Black Kyanite grounds the body when aligning the chakras. It encourages speaking one's truth, cutting through fears and blockages, opening the throat chakra to encourage self-expression and communication. Physically black kyanite aids in healing of the throat, brain, and entire energy system lowering blood pressure and healing infection. Black Kyanite is also known as the Witch's broom as it is effective at sweeping away toxic energy throughout the entire chakra system.