ncat JP3661, Strengite, Kidwellite, Indian Mountain, Cherokee Co., Alabama, USA September 23, 2019 Steve Alabama North and Central Americas United States
Europe France 4566 Strengite, Quartz, Le Mazet vein, Echassieres, Ebreuil, Allier, Auvergne, France October 5, 2019
Arkansas North and Central Americas United States 1316 Kidwellite, Beraunite, York No.2 Mine, Polk Co, Arkansas, USA September 22, 2019
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 6005 Kidwellite, Beraunite, Coon Creek Mine, Shady, Polk Co., Arkansas, USA October 2, 2019
