2 PIECE CRYSTAL OPAL 3.90 CT 1.60, 2.3
Crystal Opal is a Solid form of Opal. It has a full or high silicon base as the host structure. It has little impurities, hence allowing light to pass through, giving a translucent appearance with ever-changing play of colour.
Crystal Opals are commonly mined in Andamooka and Mintabie, South Australia.