79.2cts - Top Tribal Koroit Black Nut Opal Rough Opal in Bulk rough opal specimen pieces

rough opal specimen pieces

This is truly beautiful example of a Yowah Nut Crystal centre

Total weight: 86cts

extra large and gigantic unopened Yowah nuts

Colours - full range of colours

79.2cts - Top Tribal Koroit Black Nut Opal Rough Opal in Bulk rough opal specimen piecesA beautiful Australian Boulder Opal from Koroit, outback Queensland. Displaying electric green and blue colouration in tribal patterns unique to the area, on beautiful dark ironstone. Cut to a freeform shape, perfect large Unisex Pendant Size Total weight: 79. 2cts Area of Mine: Koroit, Outback Queensland, Australia Approx. Dimension: 38. 6mm x 24. 2mm x 9. 4mm Formation: Koroit Nut Shape: freeform Colours: blue, green Extras Free International