Unites logic with intuition & opens spiritual perception. Instils a drive for truth, helping you remain true to yourself & stand up for your beliefs. Clears electromagnetic smog. Helps in group work, bringing harmony & solidarity of purpose, stimulating trust & companionship. Excellent stone for the mind, it eliminates confusion, encourages rational thought, objectivity, truth & intuitive perception, together with verbalization of feelings. Calms the mind, allowing new information to be received. Brings about emotional balance & calms panic attacks.