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
Australasia Australia New South Wales ncat JP1616 Strengite, Jarosite, Dufrenite, Natrodufrenite, Broken Hill, Broken Hill district, Yancowinna Co., New South Wales September 23, 2019
Australasia Australia South Australia 5154 JL1575 Dufrénite, Hicks Quarry, Gladstone, South Australia December 1, 2022
Australasia Australia New South Wales 3998 Dufrenite, Beraunite, Libethenite, Corkite, Tsumebite, Block 14 Open Cut, South Mine, Broken Hill, New South Wales October 3, 2019
