3649 Dufrenite, Les Montmins-Echassieres, Allier, Auvergne, France October 3, 2019 Steve Europe France
Cornwall England United Kingdom 4137 Dufrenite, Stowes Shaft, Wheal Phoenix, Linkinhorne, Cornwall, England October 4, 2019
Europe France ncat JP2043 Dufrenite, Les Montmins Mine (Ste Barbe vein), echassieres, ebreuil, Allier, Auvergne-Rhone-Alpes, France October 11, 2019
Australasia Australia South Australia 4348 Dufrenite, Cyrilovite, Kidwellite, Iron Monarch Quarry, Iron Knob, South Australia October 5, 2019
Australasia Australia New South Wales 7446 JL2680 Strengite, Natrojarosite, Dufrenite, Kintore opencut, Broken Hill, New South Wales July 26, 2021