ncat JP804, Copper, Calcite, Copper Falls Mine, Copper Falls, Keweenaw Co., Michigan, USA September 23, 2019 Steve Michigan North and Central Americas United States
Asia China 0330 Helvite, Dolomite, Calcite, Chamosite, Huanggang (Huanggangliang) Fe-Sn deposit, Hexigten Banner (Keshiketeng Co.), Ulanhad League (Chifeng Prefecture), Inner Mongolia Autonomous Region, China September 19, 2019
Derbyshire England United Kingdom 5425 Calcite, Armstrong Quarry, Shireoaks, Derbyshire, England October 2, 2019
Australasia Australia Tasmania 1702 Stellerite, Calcite, Longley Quarry, Longley, Tasmania September 22, 2019