Yes Opal stone, namely "golden emerald with cat's eye effect", also known as "cat's eye", "cat's eye" and "oriental cat's eye", is a rare and precious jewelry variety, also known as Alexander's cat's eye, which has color change and cat's eye phenomenon. By querying the opal, it shows that the opal has a white and transparent middle red line. Opal is one of the rarest and most precious emeralds. Only Sri Lanka is produced in the world, and the price is quite expensive. /kloc-It's hard to see domestic shopping malls above 0/0 carat.