Kyanite

This impressive formation of raw Kyanite perfectly showcases the complex structure of crystal striations within. Kyanite is believed to stimulate communication, grow awareness of others, bring strength and perseverance against challenges, and promote balance of female and male energies. In particular, blue Kyanite is associated with the throat chakra and is believed to strengthen the voice, soothe the throat, and is useful for speakers and vocal performers.

The Mystic Lore for Kyanite is intuition 

"I use my intuition for transformation"