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.
England United Kingdom 1248 Sphalerite, Quartz, Admiralty Flats, Nentsberry Haggs Mine, Nent Valley, Alston Moor District, North Pennines, North and Western Region (Cumberland), Cumbria, England September 22, 2019
Australasia Australia Queensland ncat YU Goethite, Quartz, Calcite, Agate Creek, Queensland August 27, 2023
North and Central Americas United States Utah 2290 Scheelite, Quartz, Ophir Hill Consolidated Mine, Ophir, Ophir Mining District, Tooele County, Utah, USA August 23, 2023
Cornwall England United Kingdom ncat JP2413 Wavellite, Quartz, Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK October 8, 2019