Blue Kyanite
All especially Third Eye Chakra—Opens ones psychic powers and allows for quick transfer of information from higher sources -Activates the mind centers -If one chooses to sleep with a Blue Kyanite lucid dreams flow -Supports healing of neurological issues -Telepathy 
Pyrite
Solar Plexus Chakra—Manifestation -Vitality   Willpower -Creativity -Confidence -Encourages mastering fear Promotes positive attitude -Banishes negativity -Assists in overcoming bad habits and establishing new patterns of health and positive energy -Aids in overcoming anxiety -Feeds the qualities of ambition, commitment & persistence