2018 Gypsum, Mariposa Mine, Terlingua, Texas, USA September 22, 2019 Steve North and Central Americas Texas United States
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
Australasia Australia Tasmania 1692 Melanterite, Gypsum, Mt Bischoff, Waratah, Tasmania September 22, 2019
