Howlite: (7th) Crown Chakra; Howlite can act as a shield against rage while encouraging calm and reasoned communication. This stone has an extremely calming energy that can be used to relieve anxiety, tension and intense emotions. Howlite is used to calm the mind and help with insomnia that is caused by racing thoughts. Placing this stone under a pillow or gridded around the bed may help. In healing Howlite helps to balance calcium levels which aids in the health of teeth and bones.