Canada North and Central Americas 8066 Calcite, Fluorite, Marcasite, Barite, Francon quarry, Montreal, Quebec, Canada October 5, 2019
Australasia Australia Tasmania 1730 Marcasite, Fluorite, Mt Bischoff, Waratah, Tasmania September 22, 2019
Canada North and Central Americas ncat JP0518 Dolomite, Calcite, Marcasite, Barite, Lincoln Quarry (Beamsville Quarry), Clinton Township, Lincoln Co., Ontario, Canada October 11, 2019
Illinois North and Central Americas United States ncat JP928, Marcasite, Mount Carroll Quarry, Mount Carroll, Carroll Co., Illinois, USA September 23, 2019
