ncat SE Calcite, Red Cloud copper mine, Gallinas Mountains, Red Cloud District, Lincoln County, New Mexico, USA January 19, 2025 Steve New Mexico North and Central Americas United States Colourless calcite crystals with a rounded habit in a matrix with fluorite, mottramite, and other things. Ex Scott Braley. Width of view 6mm. Stack of 40 images. Click on the image below for a higher resolution version. Stacked from 40 images. Method=B (R=8,S=3)
Australasia Australia Victoria 0894 Calcite, ‘Pyrolusite’, David Mitchell Quarry, Lilydale, Victoria September 20, 2019
Australasia Australia Victoria ncat JP403 Chabazite-Na, Phillipsite-Na, Calcite, Old Melbourne Quarries, Victoria September 23, 2019
Canada North and Central Americas 8188 Clinochlore, Calcite, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019