4340 Marcasite, Cabbage Tree Creek, New Zealand October 5, 2019 Steve Australasia New Zealand Joan Lamond Micro Collection 2006
Canada North and Central Americas 30088 Pyrite, Marcasite, Calcite, Nanisivik Mine, Nanisivik, Baffin Island, Canada April 28, 2020
New Jersey North and Central Americas United States 4553 Marcasite, Franklin, New Jersey, USA October 5, 2019
Australasia Australia Tasmania 3091 Marcasite, Allens Workings, Mt Bischoff, Waratah, Tasmania October 3, 2019
Illinois North and Central Americas United States ncat JP928, Marcasite, Mount Carroll Quarry, Mount Carroll, Carroll Co., Illinois, USA September 23, 2019
