ncat JP2138 Millerite, Fall Hill Quarry, Milltown, Ashover, Derbyshire, England, UK October 8, 2019 Steve Derbyshire England United Kingdom
United Kingdom Wales 1553 Millerite, Chalcopyrite, Unknown, Eaglebrook Mine, Dyfed, Wales September 22, 2019
Nevada North and Central Americas United States 0213 Millerite, Calcite, Grays Quarry, Hamilton, Hancock Co., Illinois September 18, 2019
