4655 Dolomite, Lake Arthur, Chaves Co., New Mexico, USA October 5, 2019 Steve New Mexico North and Central Americas United States Single crystal, no matrix. Ex University of Arizona Mineral Museum. Donor Carl Richardson.
Europe Russia 3754 Dolomite, Chalcopyrite, Nickel mine, Adygea, Northern Caucasus, Russia October 3, 2019
Canada North and Central Americas 2204 Quartz, Calcite, Dolomite, Pyrite, Poudrette Quarry, Mont St Hilaire, Quebec, Montreal, Canada September 22, 2019
Europe Switzerland 1790 Pyrite, Dolomite, Lengenbach Quarry, Kanton Wallis, Switzerland September 22, 2019
