6596 MILLERITE, Estabrook Park, Milwaukee, Milwaukee County, Wisconsin, U.S.A. September 28, 2019 Steve North & Central Americas United States Wisconsin Source C.Kovac, 2012
Africa Democratic Republic of Congo 0425 STUDTITE, MALACHITE, Luiswishi Mine, Lubumbashi, Katanga, Democratic Republic of Congo September 28, 2019
Czech Republic Europe 2225 PEARCEITE, QUARTZ, Pribram, Central Bohemia Region, Bohemia, Czech Republic September 28, 2019
Canada North & Central Americas 2440 DONNAYITE-(Y), SIDERITE, Poudrette Quarry, Mont St. Hilaire, La Vallee-duRichelieu RCM, Monteregio, Quebec, Canada September 28, 2019
California North & Central Americas United States 5643 ULEXITE, U.S. Borax Open Pit, Boron, Kramer District, Kern County, California, U.S.A. September 28, 2019