Deaccessioned: 5097 Pyrite, Guangdong Province, China September 29, 2019 Steve Asia China Deaccessioned Pyrite disease. Removed from collection.
Canada North and Central Americas ncat ANK MSH123 Epididymite, Franconite, Analcime, Muscovite, Pyrite, Albite, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada December 13, 2022
Cornwall England United Kingdom 7366 JL3008 Pyrite, Liskeardite, Penberthy Croft Mine, St Hilary, Cornwall, England, UK December 16, 2023
Illinois North and Central Americas United States 20038 Calcite, Pyrite, Marcasite, Conco Mine, North Aurora, Kane Co., Illinois, USA October 27, 2019
Canada North and Central Americas 2203 Strontianite, Pyrite, Quartz, Dolomite, Galena, Poudrette Quarry, Mont St Hilaire, Quebec, Montreal, Canada September 22, 2019