4136 ORPIMENT, Quiruvilca Mine, Quiruvilca District, La Libertad Department, Peru September 28, 2019 Steve Peru South America Source R.Coulsell, 1999
Europe Italy 1961 MERLINOITE, Cupaello Quarry, Santa Rufina, Rieti, Rieti Province, Latium, Italy September 28, 2019
Europe Russia 6002 ZIRSINALITE, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia September 28, 2019
Europe Italy 4591 TRIDYMITE, Zovon, Vo, Euganei Hills, Padova Province, Veneto, Italy September 28, 2019
California North & Central Americas United States 0871 ULEXITE, U.S. Borax Open Pit, Boron, Kramer District, Kern County, California, U.S.A. September 28, 2019