4121 MEYERHOFFERITE, Mount Blanco Mine, Death Valley National Park, Inyo County, California, U.S.A. September 28, 2019 Steve California North & Central Americas United States Source R.Coulsell, 1999
Africa Madagascar 0369 CORUNDUM Var.Ruby, Zazafotsy Quarry, Zazofotsy Commune, Ihosy District, Fianarantsoa Province, Madagascar September 28, 2019
Australasia Australia Queensland 3986 QUARTZ var. Chalcedony, Junction View, Gatton, Queensland, Australia September 28, 2019
Africa South Africa 3208 RHODOCHROSITE, Hotazel Mine, Hotazel, Kalahari Mn Field, Northern Cape Province, South Africa September 28, 2019
Arkansas North & Central Americas United States 2668 COOKEITE, QUARTZ, Stand On Your Head #1, Bland, Saline County, Arkansas, U.S.A. September 28, 2019
