5351 Pyrite, Damon Mound, Damon, Brazoria Co., Texas September 29, 2019 Steve North and Central Americas Texas United States Collected by Al Kidwell
Michigan North and Central Americas United States ncat JP2956, Millerite, Pyrite, Wallace Stone Company Quarry (Wallace Quarry; Bayport Quarry), Bay Port, Huron Co., Michigan, USA September 23, 2019
Missouri North and Central Americas United States 1249 Pyrite after Anhydrite, Miliken Mine, Viburnum Trend, Reynolds Co, Missouri, USA September 22, 2019
