48.7cts - Awesome Australian Tribal Boulder Opal from Koroit 0-5ct Setting - sterling silver(925) bezel

Setting -  sterling silver(925) bezel setting

Cut to a freeform cabochon shape

orange and red

A vial containing a beautiful piece of pure Crystal Opal from a Yowah Nut with a rare Crystal Centre

Displaying suspended oceanic blue

48.7cts - Awesome Australian Tribal Boulder Opal from Koroit 0-5ct Setting - sterling silver(925) bezelA stunning Australian Boulder Opal from the Koroit nut formation. This stone displays green and blue colouration contrasting gorgeously with dark earth tones in tribal patterns unique the area. Cut to a freeform cabochon with a quality finishing polish. Total weight 48. 7cts approx. Area of Mine Koroit, Outback Queensland, Australia Dimensions 27. 2mm x 17. 6mm x 11. 5mm approx. Formation Koroit nut Shape Freeform Colours blue, green