3544 Calcite, Malachite, O’Donoghue Castle Mine, Arkaroola, Flinders Ranges, South Australia October 3, 2019 Steve Australasia Australia South Australia
Europe Netherlands ncat JP1309 Celestite, Calcite, Winterswijk, Gelderland, Netherlands October 8, 2019
Iowa North and Central Americas United States ncat JP732, Pyrite, Calcite, Pint’s Quarry, Raymond, Black Hawk Co., Iowa, USA September 23, 2019
Australasia Australia Tasmania 3327 Malachite, Chalcanthite, Colebrook Hill, Tasmania October 3, 2019
