7446 JL2680 Strengite, Natrojarosite, Dufrenite, Kintore opencut, Broken Hill, New South Wales July 26, 2021 Steve Australasia Australia New South Wales Collected by Joan Lamond in 1997 on a Victorian Mineralogical Society field trip.
Georgia (US) North and Central Americas United States 5563 Strengite, Girard, Girard District, Burke Co., Georgia, USA October 5, 2019
Europe Portugal 4748 Cacoxenite, Strengite, Sitio do Castelo Mine (Folgosinho quarry), Folgosinho, Gouveia, Guarda District, Portugal October 5, 2019
Belgium Europe ncat JP0278 Strengite, Strunzite, Beraunite, Mont-des-Groseillers, Blaton, Mons, Hainaut Province (Henegouwen; Hennegau), Belgium October 8, 2019
