4319 Calcite, Kara Mine, Hampshire, Tasmania October 5, 2019 Steve Australasia Australia Tasmania Collected by Andrew Tuma 2006
Michigan North and Central Americas United States ncat JP804, Copper, Calcite, Copper Falls Mine, Copper Falls, Keweenaw Co., Michigan, USA September 23, 2019
Europe Germany 10013 Calcite, Millerite, Hematite, St Andreasberg, St Andreasberg District, Harz, Lower Saxony, Germany October 5, 2019
Derbyshire England United Kingdom 5425 Calcite, Armstrong Quarry, Shireoaks, Derbyshire, England October 2, 2019