4553 Marcasite, Franklin, New Jersey, USA October 5, 2019 Steve New Jersey North and Central Americas United States
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
Africa Egypt 5083 Goethite, Marcasite, White Desert, Farafra Oasis, near border with Libya, Egypt September 29, 2019
Australasia Australia Western Australia 3154 Sphalerite, Galena, Marcasite, Cadjebut Mine, Fitzroy Crossing, Western Australia October 3, 2019
