Each piece is unique and approx. 2-3inches long, 1-2inches wide and tall.These kyanite pieces contain traces of quartz, ruby and other minerals. Kyanite is an excellent stone for meditation and attunement. … Kyanite aligns all chakras and subtle bodies instantly. It provides balance of yin-yang energy and dispels blockages, moving energy gently through the physical body. Kyanite has a calming effect on the whole being, bringing tranquility.