Superb Cut/Polished Koroit Opal Cab 12.6cts Patterns/Fires Red/Greens Qld Au

I have for sale a Very Nice, Superb Freeform Cut and Polished Koroit Opal cab from Queensland Australia. This one weighs 12.6cts and is 23x16x3mm,.,.  It has Dark ironstone base with White/Opal veins/patterning through the stone,.,. The front face has some Great Reds/Green and Blue Gem Fires through the veins around the face, apart from the middle area.  It is very striking, One of a Kind and Rare stone,.,. It will make a Unique Pendant for someone, or add to a collection,.,. Dont see them like this very often,,.,. Thanks for looking,.,.,.