Solid Boulder Opal from Queensland, Australia.
Solid Black Opal from Lightning Ridge, Australia.
Solid Boulder Opal
Solid Boulder Opal Loose Stone from Queensland, Australia.
Solid Black Opal Ring
Solid Black Opal Loose from Lightning Ridge, Australia.
Solid Crystal Opal from Lightning Ridge, Australia.
Solid Black Opal
Solid Light Opal from Lightning Ridge, Australia.