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

Australasia Australia Queensland

4371 Calcite, Biggenden, Queensland

October 5, 2019