7.4cts - Koroit Crystal Center Nut Boulder Opal, Black Chocolate Ironstone

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690.00740.00

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A beautiful Australian Boulder Opal from Koroit, outback Queensland, with a quality finishing polish.

Displaying vibrant green, orange, yellow and blue colouration surrounded by beautiful dark ironstone.

Cut to a freeform shape.

Total weight - 7.4cts

Area of Mine - Koroit, Outback Queensland, Australia

Approx. Dimensions - 16.7mm x 13.7mm x 3.8mm

Formation - Koroit Nut

Shape - freeform

Colours - blue, green, orange, yellow

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!

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