Ligthning Ridge, New South Wales, Australia Swirls of vivid green, blue, black, orange, pink appear...
Quispie, Quuensland, Australia A large oval cabochon, having an excellent layer of opalization to...
Millionaire's Gully, Lightning Ridge, New South Wales, Australia This magnificent free-form picture...
Lightning Ridge, New South Wales, Australia This triangular free-form opal has vivid red...
Lightning Ridge, New South Wales, Australia This is a large, thick and spectacular rectangular...
Quilpie, Queensland, Australia Thick seams of iridescent opal in blue, green and orange are seen in...
Queensland, Australia A rectangular plaque with contour polished face which reveals multi-color...
Yowah, Australia Large, free-formed domed cabochon displaying nodules of opalization in the...
Yowah, Queensland, Australia Each of oval outline, with brown-ochre matrix, having a vibrant seam of...
Yowah, Queensland, Australia Most likely cut from the same rough, each with rich, dark ironstone...
Formed of flat polished panels of fine quality Queensland, Australia boulder opal, book-matched to...
Queensland, Australia The face of this attractive specimen is almost entirely covered by a thick...
Consisting of polished panels of Queensland, Australia boulder opal, intricately inlaid to create a...
Lightning Ridge, New South Wales, Australia A memorable black opal by anyone's definition, "The...
Lightning Ridge, New South Wales, Australia This is a Lightning Ridge classic: an opal cabochon...
Lightning Ridge, New South Wales, Australia An oval cabochon of classic color and proportions...
Lightning Ridge, New South Wales, Australia A fine drop-shaped crystal opal, suitable for mounting...
Lightning Ridge, New South Wales, Australia A large oval cabochon black crystal opal having full...
Lightning Ridge, New South Wales, Australia An oval cabochon black opal with multi-color...
Lightning Ridge, New South Wales, Australia An oval cabochon with excellent visual spread, giving...
Lightning Ridge, New South Wales, Australia An oval cabochon which is suitable for mounting as ring...
Lightning Ridge, New South Wales, Australia This fine oval cabochon displays an attractive dark...
Lightning Ridge, New South Wales, Australia An oval cabochon having a semi-black black body color...
Lightning Ridge, New South Wales, Australia A classic, large oval cabochon with electric purple...
Lightning Ridge, New South Wales, Australia Vivid and truly "present" color in opal is rarely seen...
Lightning Ridge, New South Wales, Australia Suitable for mounting as earrings, this is a pair of...
Lightning Ridge, New South Wales, Australia A large pear-shaped drop of rich, deep black body color...
Coober Pedy, South Australia A large oval cabochon, with cream body color having a full spectral...
Coober Pedy, South Australia This lovely specimen displays all the right gem-quality characteristics...
Mintabie, Australia A well-formed, pleasing oval cabochon having extensive red fire with flashes of...
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