108.7cts - Big Tribal Queensland Boulder Opal from Koroit Black opal Quantity - 3 x opal

Quantity - 3 x opal rubs

with a natural split face of opal showing predominantly blue and green opal colour

Dimensions - 86mm x 38mm x 10mm (both

green and blue colouration

Featuring predominantly orange colouration accompanied by blue

108.7cts - Big Tribal Queensland Boulder Opal from Koroit Black opal Quantity - 3 x opalA large Australian Boulder Opal cut from a Koroit Nut. This stone displays blue and green colouration in intricate tribal patterns contrasting with earth tones. Cut to a freeform shape with a quality polish. Total weight 108. 7cts approx. Area of Mine Koroit, Outback Queensland, Australia Dimensions 39. 2mm x 38. 9mm x 7. 8mm approx. Formation Koroit nut Shape Freeform Colours blue, green Extras Free International Airmail shipping automatically