ncat JP3661, Strengite, Kidwellite, Indian Mountain, Cherokee Co., Alabama, USA September 23, 2019 Steve Alabama North and Central Americas United States
Australasia Australia South Australia 4350 JL3913 Dufrénite, Strengite, Klemms Quarry, Moculta, South Australia December 1, 2022
Europe Germany ncat JR1 Metatorbernite, Lauite, Cacoxenite, Strengite, Hagendorf South Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany July 31, 2024
Australasia Australia South Australia ncat VHD10, Cyrilovite, Strengite, Kidwellite, Iron Monarch Mine, Iron Knob, South Australia November 17, 2019
Georgia (US) North and Central Americas United States 5565 Wavellite, Kidwellite, Girard, Girard District, Burke Co., Georgia, USA October 5, 2019
