1275 Marcasite, Miliken Mine, Viburnum Trend, Reynolds Co, Missouri, USA September 22, 2019 Steve Missouri North and Central Americas United States
Australasia Australia Western Australia 3154 Sphalerite, Galena, Marcasite, Cadjebut Mine, Fitzroy Crossing, Western Australia October 3, 2019
Derbyshire England United Kingdom ncat JP1756 Fluorite, Marcasite, Ladywash Mine, Eyam, Derbyshire, England, UK September 17, 2020
New Jersey North and Central Americas United States 4553 Marcasite, Franklin, New Jersey, USA October 5, 2019
Canada North and Central Americas 1243 Dawsonite, Fluorite, Strontianite, Marcasite, Francon Quarry, Montreal, Quebec, Canada September 22, 2019
