2266 Chalcopyrite, Hellyer Mine, Tasmania March 27, 2022 Steve Australasia Australia Tasmania Interesting twinned chalcopyrite crystals without matrix. Width of view 11.5mm. Stack of 40 images. Click on the image below for a higher resolution version.
Rhondda Cynon Taf United Kingdom Wales 2006 JL2006 Siderite, Chalcopyrite, Elaterite, Albion Mine, Cilfynnydd, Pontypridd, Rhondda Cynon Taf, Wales, UK October 15, 2019
United Kingdom Wales 1553 Millerite, Chalcopyrite, Unknown, Eaglebrook Mine, Dyfed, Wales September 22, 2019