0120 Opal, Coober Pedy, South Australia September 18, 2019 Steve Australasia Australia South Australia
Australasia Australia New South Wales ncat VHD3, Opal, Lightning Ridge, New South Wales November 17, 2019
California North and Central Americas United States 5311 Plumbophyllite, Opal, Blue Bell Claims (C Adit), Baker, San Bernadino Co., California September 29, 2019
Australasia Australia Queensland ncat JP1772 Fluorite, Calcite, Opal, Monakoff Mine, Cloncurry, Cloncurry Shire, Queensland May 14, 2023
Georgia (US) North and Central Americas United States 5562 Opal, Girard, Girard District, Burke Co., Georgia, USA October 5, 2019