4540 Opal (Hyalite), Mixite, Dome Rock Copper Mine, Olary Province, South Australia October 5, 2019 Steve Australasia Australia South Australia Margaret Brown
North and Central Americas United States Utah 7392 JL1683 Kettnerite, Mixite, Northern Spy Mine, Tintic Mining District, Utah Co., Utah, USA December 29, 2020
Cornwall England United Kingdom 3784 Opal, Posnjakite, Langite, South Wheal Basset, Redruth, Cornwall, England October 3, 2019
Australasia Australia Western Australia 5104 Opal, Yinnietharra Station, Gascoyne, Western Australia September 29, 2019