1816 Calcite, Chalcopyrite, Henty Gold Mine, Queenstown, Tasmania December 14, 2021 Steve Australasia Australia Tasmania Tiny sharp calcite crystals that look like they may have replaced something else, something vaguely cubic. Width of view 5mm. Stack of 50 images. Click on the image below for a higher resolution version.
Australasia Australia Victoria 0673 Phillipsite, Calcite, Gonnardite/Natrolite, Bundoora, Victoria September 20, 2019
Australasia Australia Tasmania 0065 Fluorite, Barite, Quartz, Chalcopyrite, Renison, Tasmania September 18, 2019
New Jersey North and Central Americas United States ncat VHD3, Sussexite, Calcite, Zincite, Sussex Co., New Jersey, USA November 17, 2019