The Myths and Facts About Blue Opal You Should Know The blue opal stone has a rich history that dates back to 4000 BC. The first blue opals were discovered by archaeologists as blue opal jewelry in a cave located in Kenya. These blue opals were believed to have originated from Ethiopia.n ancient Greece, it was believed that wearing blue opals could grant the wearer psychic abilities like clairvoyance, claircognizance, and clairaudience, and they treated the opal stone as an oracle stone. The Romans and Greeks believed that blue opals were a celestial gift, sent from the heavens that had the ability to ward off illnesses and misfortune. Talking about Greek mythology, natural blue opal......See More