7329 JL3020 Millerite, Park Slip West (Margam Opencast), Cefn Cribwr, Bridgend, Wales, UK December 25, 2020 Steve Bridgend United Kingdom Wales Acquired by Joan Lamond from Harry Critchley in 1998.
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
Kentucky North and Central Americas United States 2182 Millerite, Quartz, Halls Gap, Kentucky, USA September 22, 2019
