Treated Opals There are a number of processes used to create the artificial opal or to alter the color, apparent clarity, or to improve the lusture of opals in the market. Read More Synthetic Opals Due to increase in demand of opals, synthetic substitutes known as "Opalite" also available in the market that have the same or even enhanced chemical, physical, and optical properties, but are grown by man in a laboratory. Read More Opal Doublets & Triplets Two or three layers of opals are sticked in a manner to enhance the visual appearance of the opals by placing a black potch at the back.  Read More Note: We do not produce or sell opals prepared by any of the above method. Our Opals are sourced from Australian mines and cut and polished in India with Hong Kong technology and These are 100% Natural.