3091 MEYERHOFFERITE, Mont Blanco, Death Valley, Inyo County, California, U.S.A. September 28, 2019 Steve California North & Central Americas United States Source C.Kovac, 1990
Arizona North & Central Americas United States 4281 DUMORTIERITE, Colorado River, Yuma, Yuma County, Arizona, U.S.A. September 28, 2019
Australasia Australia Tasmania 0052 GEARKSUTITE, QUARTZ, COULSELLITE, Mt. Cleveland Mine, Luina, Tasmania, Australia September 28, 2019
Africa Botswana 2162 QUARTZ var. Agate, Bobonong District, Central District, Botswana September 28, 2019
