Iolite is the gemstone variety of the mineral Cordierite. These beautiful blue violet crystals may stimulate the imagination and this may aid their use as shamanic stones.
They are stones of vision, used to aid you with journeys out of the body. Their energy will aid the process of connecting with angels, and will take you to a higher level spiritually.
These crystals are third eye chakra stones, and produce an electrical charge when in contact with your aura.
This will strengthen the entire auric field and etheric body. They totally open up your thinking, via the imagination.