5481 Millerite, Fall Hill Quarry, Ashover, Derbyshire, England October 2, 2019 Steve Derbyshire England United Kingdom Bernie & Margaret Day Collection. Kevin Johns
Kentucky North and Central Americas United States 2182 Millerite, Quartz, Halls Gap, Kentucky, USA September 22, 2019
Kentucky North and Central Americas United States 9113 JP2755, Millerite, US highway 27 roadcut, Halls Gap, Lincoln Co., Kentucky, USA September 23, 2019
United Kingdom Wales 1553 Millerite, Chalcopyrite, Unknown, Eaglebrook Mine, Dyfed, Wales September 22, 2019
Australasia Australia Western Australia ncat JP3388 Putnisite, Millerite, Quartz, Armstrong Ni Mine, Widgiemooltha, Coolgardie Shire, Western Australia September 23, 2019
