ncat JP1686 Cumengeite, Gypsum, The Gannel Smelter slag locality, Crantock, Cornwall, England, UK October 8, 2019 Steve Cornwall England United Kingdom In slag
Europe Germany 4813 Gypsum, Serpierite, Eckardt smelter slag locality, Leimbach, Mansfeld, Mansfeld Basin, Saxony-Anhalt, Germany October 5, 2019
Mexico North and Central Americas 3172 Boleite, Gypsum, Amelia Mine, Baja California, Mexico October 3, 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
