150.1cts - Awesome Tribal Yowah Nut Opal. Double Sided Picture Stone get-authenticity the original boulder ironstone on

the original boulder ironstone on the back and a natural opal face

Dimensions - 59mm x 13

beautiful Lightning Ridge Black Opal

A beautiful Australian Boulder Opal cut from a Yowah Nut

150.1cts - Awesome Tribal Yowah Nut Opal. Double Sided Picture Stone get-authenticity the original boulder ironstone onA beautiful Australian Boulder Opal from the Yowah nut formation. This stone displays blue and vibrant green colouration contrasting gorgeously with tan and ochre earth tones in tribal patterns and pools of opal. Cut to a freeform cabochon with a quality finishing polish. Total weight 150. 1cts approx. Area of Mine Yowah, Outback Queensland, Australia Dimensions 45. 8mm x 33mm x 9. 7mm approx. Formation Yowah nut Shape Freeform Colours blue, green