5241 SCHORL, Erongo Mountain, Usakos and Omaruru District, Erongo Region, Namibia September 28, 2019 Steve Africa Namibia Source C.Kovac, 2002
Mexico North & Central Americas 5153 QUARTZ, Mesilla de Leon, Paredon, Coahuila, Mexico September 28, 2019
Australasia Australia Northern Territory 4097 CERUSSITE, Brown’s Prospect, Rum Jungle, Batchelor, Nthn. Terr., Australia September 28, 2019
California North & Central Americas United States 0907 WIGHTMANITE, CALCITE, Commercial Quarry, Crestmore Quarries, Crestmore, Riverside County, California, U.S.A. September 28, 2019
Europe Russia 5939 MOUNTAINITE, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia September 28, 2019