0120 Opal, Coober Pedy, South Australia September 18, 2019 Steve Australasia Australia South Australia
North and Central Americas United States Utah 3654 Weeksite, Opal, Autunite No 8 Claim, Thomas Mountains, Juab Co, Utah, USA April 27, 2023
Australasia Australia South Australia 2836 Opal (Shell), Coober Pedy, South Australia October 3, 2019
Georgia (US) North and Central Americas United States 5562 Opal, Girard, Girard District, Burke Co., Georgia, USA October 5, 2019
