0253 MARCASITE, Picher Field, Tri-State District, Ottawa County, Oklahoma, U.S.A. September 28, 2019 Steve North & Central Americas Oklahoma United States Source J.Wolf, 1987
Europe Russia 3111 FERSMANITE, Mt. Eveslogchorr, Khibiny Massif, Kola Pen., Murmanskaja Oblast, Northern Region, Russia September 28, 2019
Australasia Australia New South Wales 0055 CHLORARGYRITE, Broken Hill Proprietary Mine, Broken Hill, N.S.W., Australia September 28, 2019
Africa Namibia 5147 PREHNITE, Goboboseb Mountains, Brandberg District, Erongo Region, Namibia September 28, 2019