4585 OPAL, Andamooka Opal Fields, Andamooka Ranges, South Aust., Australia September 28, 2019 Steve Australasia Australia South Australia Source R.Coulsell, 2000
Europe Germany 3920 SCHULENBERGITE, Bastenberg Mine, Ramsbeck, Sauerland, North Rhine-Westphalia, Germany September 28, 2019
Europe Poland 0914 BARYTE, SULFUR, Machow Mine, Tarnobrzey District, Podkarpackie, Poland September 28, 2019
California North & Central Americas United States 0875 TUNELLITE, U.S. Borax Open Pit, Boron, Kramer District, Kern County, California, U.S.A. September 28, 2019
