7329 JL3020 Millerite, Park Slip West (Margam Opencast), Cefn Cribwr, Bridgend, Wales, UK December 25, 2020 Steve Bridgend United Kingdom Wales Acquired by Joan Lamond from Harry Critchley in 1998.
United Kingdom Wales 1416 Millerite, Morenosite, Gelli Colliery Dumps, Rhondda Valley, Mid Glamorgan, Wales September 22, 2019
Derbyshire England United Kingdom 5481 Millerite, Fall Hill Quarry, Ashover, Derbyshire, England October 2, 2019
Canada North and Central Americas 7274 JL1579 Gersdorffite, Millerite, Chalcopyrite, Timagami, Ontario, Canada December 12, 2020