5173 Marcasite, Dolomite, Great Cobar Mine, Cobar, New South Wales September 29, 2019 Steve Australasia Australia New South Wales JL0650. Frank Robinson
Africa Egypt 5083 Goethite, Marcasite, White Desert, Farafra Oasis, near border with Libya, Egypt September 29, 2019
Illinois North and Central Americas United States ncat JP928, Marcasite, Mount Carroll Quarry, Mount Carroll, Carroll Co., Illinois, USA September 23, 2019
Missouri North and Central Americas United States 0504 Dolomite, Pyrite, Galena, Miliken Mine, Viburnum Trend, Reynolds Co, Missouri, USA March 25, 2019
