391.5cts - Large Tribal Queensland Boulder Opal. Polished Specimen 100300ct blue and green colouration in

blue and green colouration in a flag and rolling flash patterns

80cts (ring) / 1

Colours -red

This stone displays oceanic green and blue colouration in flag and floral patterns with a high quality finishing polish

blue and green colouration in unique rolling flash pattern that rolls across the entire stone

391.5cts - Large Tribal Queensland Boulder Opal. Polished Specimen 100300ct blue and green colouration inA large Australian Boulder Opal Tribal Specimen from the Yowah nut formation. This stone displays vibrant blue and electric green colouration contrasting with tan and ochre earth tones in tribal patterns unique to the area. Cut to a large freeform shape . Perfect for display or re cutters delight with serious value add potential To be Polished into finished jewellery style piece s *This stone unfortunately is not very photogenic as is typical of