Opal Fashion Gold Jewellery Locket Chain.
Polished opal from Yowah (Yowah Nut Queensland
Boulder opal, Carisbrooke Station near Winton, Queensland
Australian opal has often been cited as accounting for 95–97% of the world's supply of precious opal, with the state of South Australia accounting for 80% of the world's supply.Recent data suggests that the world supply of precious opal may have changed.
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