Deaccessioned: 5097 Pyrite, Guangdong Province, China September 29, 2019 Steve Asia China Deaccessioned Pyrite disease. Removed from collection.
Indiana North and Central Americas United States 0486 Calcite, Dolomite, Strontianite, Pyrite Inclusions, Boulangerite(?) Inclusions, Corydon Stone Quarry, Corydon, Indiana, USA September 19, 2019
Colorado North and Central Americas United States ncat JP1566, Proustite, Sphalerite, Chalcopyrite, Pyrite, Galena, Wyoming Mine, Gilman District (Battle Mountain District; Red Cliff District), Eagle Co., Colorado, USA September 23, 2019
Iowa North and Central Americas United States ncat JP732, Pyrite, Calcite, Pint’s Quarry, Raymond, Black Hawk Co., Iowa, USA September 23, 2019