Opal is celebrated as the Queen of all gemstones in the Vedic Astrology, which embeds many healing and spiritual powers. The ambrosial crystal is also known for its translucence and transparency attributes. Opal comes in some iridescent colors like white, black, pink, orange, and many other colors. The crystal is rated between 5.5 to 6.5 on the Mohs scale of the hardness. Most founding places of opals are Australia, Ethiopia, Mexico, and South Africa. Opals are cut and polished to create iridescent ornament accessories. In addition, it is believed wearing the opal will help you keep away from all the negative energies and evil spirits surrounding you.