Blue Opal History, Meaning, Symbolism, Healing Properties & More This gemstone belongs to the opal family, a family of gemstones that is famous for its iridescence and play of colors. The reason why blue opal jewelry is quite famous among jewelry designers, as well as jewelry enthusiasts, is because the blue opal stone set in the jewelry offers tranquil and soothing vibes. Visit Us: https://www.sagaciajewelry.com/blogs/news/blue-opal-history-meaning-symbolism-healing-properties-more