For Tibetans, this is the stone of purity and concentration. Chalcedony is a stone of calm and composure. It balances the mind, body, and spirit, and reduces hostility, irritation, and anger. Blue, gray, and purple Chalcedony help a person get rid of unwanted things in their life and protect themselves from unpleasant emotional dependencies that cause stress.
Powers:
Protection during travel and from nightmares
Peace and Balance
Luck