ncat JP768 Kidwellite, Cyrilovite after Strengite, Iron Monarch open cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia September 23, 2019 Steve Australasia Australia South Australia
Arkansas North and Central Americas United States 1316 Kidwellite, Beraunite, York No.2 Mine, Polk Co, Arkansas, USA September 22, 2019
Europe France 9010 JP2222 Kidwellite, Les Montmins Mine (Ste Barbe vein), echassieres, ebreuil, Allier, Auvergne-Rhone-Alpes, France May 24, 2020
