Australasia Australia Tasmania 2882 Calcite, Longley Dolerite Quarry, Longley, Tasmania October 3, 2019
Cornwall England United Kingdom 9086 JP2694 Cassiterite, Schorl, Calcite, Balleswidden Mine, St Just, Cornwall, England, UK May 22, 2020
Montana North and Central Americas United States 7240 JL0836 Calcite, Carter Co., Montana, USA December 12, 2020
