2836 Opal (Shell), Coober Pedy, South Australia October 3, 2019 Steve Australasia Australia South Australia
Australasia Australia Queensland 1724 Quartz, Opal(ised Wood), Springsure, Queensland September 22, 2019
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 Western Australia 5104 Opal, Yinnietharra Station, Gascoyne, Western Australia September 29, 2019
