A nice Queensland Boulder Opal revealed from the Koroit nut formation.
Displaying tribal patterns with blue, purple and green colouration on dark burgundy coloured ironstone.
Cut to a freeform shape.
Total weight - 24.5cts approx.
Area of Mine - Koroit, Outback Queensland, Australia
Dimensions - 29.9mm x 18.2mm x 4.3mm approx.
Formation - Koroit nut
Shape - freeform
Colours - blue, purple, green
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