1385 Opal (Menilitic), Caldes de Malavella, Gerona, Catalonia, Spain September 22, 2019 Steve Europe Spain
Cornwall England United Kingdom 3784 Opal, Posnjakite, Langite, South Wheal Basset, Redruth, Cornwall, England October 3, 2019
Georgia (US) North and Central Americas United States 5562 Opal, Girard, Girard District, Burke Co., Georgia, USA October 5, 2019
Australasia Australia Queensland ncat JP1772 Fluorite, Calcite, Opal, Monakoff Mine, Cloncurry, Cloncurry Shire, Queensland May 14, 2023