ncat JP1160 Gypsum, Olympic Dam Mine, Roxby Downs, Stuart Shelf, South Australia September 23, 2019 Steve Australasia Australia South Australia Coloured green by copper chlorides
Chile South America 4562 Obradovicite Group, Gypsum, Chuquicamata Mine, Calama, El Loa Province, Antofagasta Region, Chile May 27, 2025
Nebraska North and Central Americas United States 4234 Quartz after Gypsum, Crawford, Dawes Co., Nebraska, USA October 4, 2019
Australasia Australia Victoria ncat JP444 Gypsum, Chinkapook Lake, Towan Plains Faunal Reserve (Towan Plains Nature Conservation Reserve), Chinkapook, Swan Hill Rural City, Victoria September 23, 2019
