8038 Kidwellite, Block 14 opencut, Broken Hill, Yancowinna Co., New South Wales October 5, 2019 Steve Australasia Australia New South Wales ex Bernie and Margaret Day Collection
Australasia Australia South Australia 9107 JP2756 Kidwellite, Strengite, Iron Monarch open cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia May 24, 2020
Arkansas North and Central Americas United States 1316 Kidwellite, Beraunite, York No.2 Mine, Polk Co, Arkansas, USA September 22, 2019
Alabama North and Central Americas United States 2178 Strengite, Cacoxenite, Kidwellite, Rockbridgeite, Vivianite, Indian Mountain, Cherokee Co, Alabama, USA March 23, 2018
Australasia Australia New South Wales 2621 Kidwellite, Tsumebite, Dufrenite, Block 14 Open Cut, South Mine, Broken Hill, New South Wales October 3, 2024
