Blue Kyanite helps to speak one's truth, and is a good stone for public speakers and performers. Physically, Blue Kyanite is also useful for healing throat and voice ailments. In group settings, Blue Kyanite can help bridge any gaps in communication, cutting down on the number of arguments, making it a great crystal to keep in the office or home. Blue Kyanite also facilitates an alignment of all the subtle bodies, creating a larger and stronger aura, which contributes to the better overall health of the physical body. Throat Chakra Healing. All our stones are hand picked based on their energy to ensure you get a quality stone. weighs 91 grams measures 3 3/4" x 1 1/2"