5691 Calcite, Mount Franklin, Hepburn Shire, Victoria July 16, 2020 Steve Australasia Australia Victoria White agate-patterned calcite filling small vesicles in basalt. Width 5.5mm. Stack of 50 images. Collected 16/7/2020.
Cornwall England United Kingdom 3802 Bismite, Bismuthinite, Cassiterite, Calcite, Quartz, Wheal Edward, St. Just, Cornwall, England October 3, 2019
Australasia Australia Victoria ncat JP420 Calcite, Gonnardite/Natrolite, Old Melbourne Quarries, Victoria September 23, 2019
Iowa North and Central Americas United States ncat JP732, Pyrite, Calcite, Pint’s Quarry, Raymond, Black Hawk Co., Iowa, USA September 23, 2019