Blue kyanite .
Blue kyanite is said to automatically align all your chakras. It's a powerful protection stone as well. It doesnt need cleansing itself and stays charged.
Blue Kyanite is especially good for working with the Throat Chakra and communication issues. Blue Kyanite helps to speak one's truth with clarity, making it a great stone for public speakers and performers. Blue Kyanite is also useful for healing throat and voice ailments.