0217 Marcasite, Miliken Mine, Viburnum Trend, Reynolds Co, Missouri, USA September 18, 2019 Steve Missouri North and Central Americas United States
New Jersey North and Central Americas United States 4553 Marcasite, Franklin, New Jersey, USA October 5, 2019
Canada North and Central Americas 8066 Calcite, Fluorite, Marcasite, Barite, Francon quarry, Montreal, Quebec, Canada October 5, 2019
Australasia Australia New South Wales 5173 Marcasite, Dolomite, Great Cobar Mine, Cobar, New South Wales September 29, 2019
North and Central Americas United States 0220 Marcasite, Galena, Tristate District, USA September 18, 2019