2018 Gypsum, Mariposa Mine, Terlingua, Texas, USA September 22, 2019 Steve North and Central Americas Texas United States
Australasia Australia Victoria 1147 Siderite, Stellerite, Pyrite, Gypsum, Clinochlore, Lake Cooper Quarry, Corop, Victoria September 22, 2019
Arizona North and Central Americas United States 5710 Copper in Gypsum, Mission pit, Mission complex, San Xavier, Pima Mining District (Olive Mining District; Mineral Hill Mining District; Twin Buttes Mining District), Sierrita Mountains, Pima Co., Arizona, USA August 20, 2020