5666 Opal, Lightning Ridge, Finch Co., New South Wales May 2, 2020 Steve Australasia Australia New South Wales Predominantly blue and green thin opal seams.
Asia Japan 15038 D23-1 Hokkaidoite, Opal, Shikaribetsu Lake, Shikaoi (Shikaoi-Chō), Kato District, Tokachi Subprefecture, Hokkaidō Prefecture, Japan July 30, 2024
Australasia Australia South Australia 4540 Opal (Hyalite), Mixite, Dome Rock Copper Mine, Olary Province, South Australia October 5, 2019
California North and Central Americas United States 5311 Plumbophyllite, Opal, Blue Bell Claims (C Adit), Baker, San Bernadino Co., California September 29, 2019
