Good Quality Koroit Opal Cab/Freeform 78.9cts Double sided 2 Patterns Blue/Green Fires Queensland Australia

I have for sale a Nice Quality and good sized Koroit Opal Cab/Freeform from Queensland Australia. This one weighs 78.96cts and is 36x32x8mm. Triangle shaped, Double sided stone. The more domed side has Classic small Koroit pattern,  Detailed Mixed Potch/Crystal Opal with lots of Blue/Green Fires mixed into the pattern. Nut Skin. The back, has some Nice Green/Blue Fires aswell with the Nut core and some Redder Ironstone surrounding it. Great stone, large pendant maybe or a Great Specimen stone for a collection.  Thanks for looking.