1316 Kidwellite, Beraunite, York No.2 Mine, Polk Co, Arkansas, USA September 22, 2019 Steve Arkansas North and Central Americas United States
Europe France 9010 JP2222 Kidwellite, Les Montmins Mine (Ste Barbe vein), echassieres, ebreuil, Allier, Auvergne-Rhone-Alpes, France May 24, 2020
Australasia Australia New South Wales 3447 Dufrenite, Libethenite, Leucophosphite, Beraunite, Tsumebite, Block 14 Open Cut, South Mine, Broken Hill, New South Wales October 3, 2019
Australasia Australia South Australia 4348 Dufrenite, Cyrilovite, Kidwellite, Iron Monarch Quarry, Iron Knob, South Australia October 5, 2019