ncat JP2099 Strengite, Broken Hill, Broken Hill district, Yancowinna Co., New South Wales September 23, 2019 Steve Australasia Australia New South Wales
Australasia Australia South Australia 4350 JL3913 Dufrénite, Strengite, Klemms Quarry, Moculta, South Australia December 1, 2022
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
Europe France 4566 Strengite, Quartz, Le Mazet vein, Echassieres, Ebreuil, Allier, Auvergne, France October 5, 2019