39.45ct Koroit Nut opal from the Koroit fields in Queensland Australia

39.45ct Koroit Nut opal from the Koroit fields in Queensland Australia.
Heavily patterned with all the colours and a patch of purple crystal in the crimson red ironstone centre.
Dimensions: 38.3 x 14 x 8.5mm Dimensions approximate due to the shape of the opal. There is some sand inclusions in this opal and that is reflected in the price.
$220 AUD Free Shipping within Australia on purchases over $100. Insurance can be arranged at buyer’s expense. Please check if import tax applies in your country.