Made to emulate the look of high-quality natural opals, the universe of color and outrageous flash of man-made opal is truly captivating. All the splendor of natural opal, manufactured into a harder composite that withstands heat and cold. Comprised of approximately 80% silica with 20% added epoxy for hardness and consistency. Colors of the opals are black and yellow with flashes of orange, green and blue. Well calibrated to fit standard cabochon settings.
Cabochons>Other Opal Varieties>Multi-coloredCabochonsOther Opal VarietiesMulti-colored6mmRound6mmManmadehttp://www.firemountaingems.com/itemdetails/h203235cbH203235CBCabochon, opal (man-made), multicolored, 6mm calibrated round. Sold per pkg of 2.//image3.fmgstatic.com/images/p3235cbb(3).jpg9.229.22As Low As $2.15 per cabochon