1855 Chalcopyrite, Quartz, Ankerite, Henty Gold Mine, Queenstown, Tasmania March 27, 2022 Steve Australasia Australia Tasmania A cluster of iridescent chalcopyrite crystals on ankerite/dolomite with quartz. Width of view 11.5mm. Stack of 55 images. Click on the image below for a higher resolution version.
Europe Russia 10046 Quartz, Nikolaevskiy Mine, Dal’negorsk (Dalnegorsk; Tetyukhe; Tjetjuche; Tetjuche), Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region, Russia October 5, 2019
New Mexico North and Central Americas United States ncat JP881, Spessartine, Topaz, Quartz, East Grants Ridge, Cibola Co., New Mexico, USA September 23, 2019
Australasia Australia Western Australia 1239 Quartz, Malachite, Amy Ricks Prospect, Leinster, Western Australia September 22, 2019