5481 Millerite, Fall Hill Quarry, Ashover, Derbyshire, England October 2, 2019 Steve Derbyshire England United Kingdom Bernie & Margaret Day Collection. Kevin Johns
Derbyshire England United Kingdom ncat JP2138 Millerite, Fall Hill Quarry, Milltown, Ashover, Derbyshire, England, UK October 8, 2019
United Kingdom Wales ncat JP1550 Millerite, Margam Opencast Mine, Cefn Cribwr, Bridgend, Wales, UK April 2, 2024
United Kingdom Wales 1553 Millerite, Chalcopyrite, Unknown, Eaglebrook Mine, Dyfed, Wales September 22, 2019
