5481 Millerite, Fall Hill Quarry, Ashover, Derbyshire, England October 2, 2019 Steve Derbyshire England United Kingdom Bernie & Margaret Day Collection. Kevin Johns
Canada North and Central Americas 7274 JL1579 Gersdorffite, Millerite, Chalcopyrite, Timagami, Ontario, Canada December 12, 2020
Bridgend United Kingdom Wales 7329 JL3020 Millerite, Park Slip West (Margam Opencast), Cefn Cribwr, Bridgend, Wales, UK December 25, 2020
Nevada North and Central Americas United States 0213 Millerite, Calcite, Grays Quarry, Hamilton, Hancock Co., Illinois September 18, 2019
United Kingdom Wales 1553 Millerite, Chalcopyrite, Unknown, Eaglebrook Mine, Dyfed, Wales September 22, 2019
