According to metaphysical beliefs, Peruvian opal reduces stress and helps the wearer approach the future with a heightened sense of tranquility. Peruvian opal is also believed to help with issues sleeping. Considered a powerful healing stone, this opal from the Andes is associated with the heart chakra. Opals are wonderful occupational crystals, encouraging humanitarian love and service, lightness, spontaneity and dynamic creativity. They are excellent stones for those who work in or around water, such as physical therapists who employ hydrotherapy.