5440 Calcite, Potts Gill Mine, Caldbeck Fells, Cumbria, England October 2, 2019 Steve Cumbria England United Kingdom
Australasia Australia South Australia 7398 JL3692 Calcite, Iron Monarch open cut, Iron Knob, Middleback Range, Eyre Peninsula, South Australia December 29, 2020
Australasia Australia Tasmania 1286 Chalcopyrite, Quartz, Calcite, Renison, Tasmania September 22, 2019
Arizona North and Central Americas United States 5223 Calcite, Wulfenite, Rowley Mine, Theba, Maricopa Co., Arizona, USA September 29, 2019
Michigan North and Central Americas United States ncat JP804, Copper, Calcite, Copper Falls Mine, Copper Falls, Keweenaw Co., Michigan, USA September 23, 2019
