Kyanite is a heart stone. It can aid with reducing anger and promoting love and allow for a person to find the truth within themselves or any situation. Kyanite can be used to alleviate depression and renew happiness in life. It is a crystal of growth and helps you connect with nature on a deeper level. It can help nurture connection with nature and is great to have with you when doing outdoor activities. It can also be placed in soil to help a plant grow and flourish. Kyanite is used industrially in electronics and insulators. It can help relax the mind in preparation for meditation.