0428 QUARTZ var. Smoky, Cavardi Gorge, St. Gotthard, Ticino, Switzerland September 28, 2019 Steve Europe Switzerland Source K.Davy, 1985
North & Central Americas Ohio United States 0917 CELESTINE, Stoneco Quarry, Lime City, Wood County, Ohio, U.S.A. September 28, 2019
Europe Switzerland 6080 IMHOFITE, Lengenbach Quarry, Binn Valley, Wallis, Switzerland September 28, 2019
Czech Republic Europe 5378 WHEWELLITE, Bilina Coal Mine, Usti Region, Bohemia, Czech Republic September 28, 2019