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 ncat VHD7, Kidwellite, Beraunite, Coon Creek Mine, Polk Co., Arkansas, USA November 17, 2019
Australasia Australia New South Wales 8038 Kidwellite, Block 14 opencut, Broken Hill, Yancowinna Co., New South Wales October 5, 2019
Alabama North and Central Americas United States 5554 Kidwellite, Indian Mountain, Cherokee Co., Alabama, USA March 23, 2018