90ct BIG Beautiful 'Double Sided' Gemmy veins Koroit Boulder Opal

Stone type    Natural Boulder Opal      

Origin    Koroit,  South West Queensland, AUSTRALIA          

Colour    blue / purple / greens          

Treatments    NONE  natural stone             

Pattern      -                

Brightness rating 1 to 5     4.5+               

Additional information          BIG beautiful example of famous Koroit opal!  Shows very gemmy green and blue veins.  Double sided great gem!

This boulder opal has been professionally Australian hand cut and polished and is ready for resale or to be set in jewelry.

The photographs and / or video of this stone were taken with natural sunlight lighting.

# Please note that items are represented elsewhere and may be removed from sale or be used for other projects at any time.

Office Use Code: OP4367