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Australian 18cts - Solid Tribal Pattern Koroit Black Boulder Opal

This High quality solid boulder opal displays beautiful electric greens, blue and yellow flashes on very desirable black, chocolate ironstone

Cut to a freeform shape. Perfect for jewellery creations or to add to your collection.

From the elusive mine in Koroit, featured on the Discovery Channel 

Total weight - 18cts

Area of Mine - Koroit, Outback Queensland, Australia 

Dimensions - 25mm x 13mm x 5mm 

Formation - Koroit nut 

Shape - freeform

Colours - green, blue, yellow, orange

Extras - Free International Airmail / shipping automatically applied when purchasing this item and/or bundling with any other purchase.  

Our currency, our guarantee

We are Australian opal miners selling Australian products in Australian dollars.

We don’t change our prices based on your currency, saving you 15-50% off our already miner prices!