0775 Calcite, 6 Level, CSA Mine, Cobar, New South Wales September 20, 2019 Steve Australasia Australia New South Wales Small cluster of calcite crystals, no matrix. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.
Australasia Australia Victoria 0669 Phillipsite, Calcite, Chabazite, Bundoora, Victoria September 20, 2019
Europe Germany ncat JP1928 Nepheline, Calcite, Pyroxene, Graulay (Graulai; Graulei; Grauley), Hillesheim, Eifel, Rhineland-Palatinate, Germany October 11, 2019
New Mexico North and Central Americas United States 2908 Calcite, Barite, Nakaye mine (Alamo mine), Derry District, Sierra County, New Mexico, USA April 18, 2023