1316 Kidwellite, Beraunite, York No.2 Mine, Polk Co, Arkansas, USA September 22, 2019 Steve Arkansas North and Central Americas United States
Alabama North and Central Americas United States 2178 Strengite, Cacoxenite, Kidwellite, Rockbridgeite, Vivianite, Indian Mountain, Cherokee Co, Alabama, USA March 23, 2018
Georgia (US) North and Central Americas United States 5565 Wavellite, Kidwellite, Girard, Girard District, Burke Co., Georgia, USA October 5, 2019
Australasia Australia South Australia 9107 JP2756 Kidwellite, Strengite, Iron Monarch open cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia May 24, 2020
Alabama North and Central Americas United States 7166 JL2237, Strengite, Cacoxenite, Kidwellite, Rockbridgeite, Variscite, Indian Mountain, Cherokee Co., Alabama, USA September 23, 2019
