United Kingdom Wales ncat JP1550 Millerite, Margam Opencast Mine, Cefn Cribwr, Bridgend, Wales, UK April 2, 2024
Kentucky North and Central Americas United States 20129 VHD1 Millerite, Chalcopyrite, Halls Gap, Lincoln County, Kentucky, USA September 30, 2024
United Kingdom Wales 1553 Millerite, Chalcopyrite, Unknown, Eaglebrook Mine, Dyfed, Wales September 22, 2019
Derbyshire England United Kingdom 4888 Millerite, Fall Hill Quarry, Milltown, Ashover, Derbyshire, England, UK October 5, 2019