2536 FREIBERGITE, QUARTZ, Silver King Mine, Comstock Wash, Pinal County, Arizona, U.S.A. September 28, 2019 Pendleton Arizona North & Central Americas United States Source D.Shannon, 1988
California North & Central Americas United States 4128 BORAX, U.S. Borax Open Pit, Boron, Kramer District, Kern County, California, U.S.A. September 28, 2019
Mexico North & Central Americas 1629 ACANTHITE, POLYBASITE, San Juan de Rayas Mine, Mun. de Guanajuato, Guanajuato, Mexico September 28, 2019
Africa Namibia 1672 WILLEMITE, SMITHSONITE, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia September 28, 2019
North & Central Americas Oregon United States 0150 THOMSONITE-Ca, Bear Creek Quarry, Drain, Douglas County, Oregon, U.S.A. September 28, 2019
