5711 Goethite, Quartz, Robert Mine (Roberts Mine; Kennedy Mine), Cuyuna Range, Crow Wing Co., Minnesota, USA August 24, 2020 Steve Minnesota North and Central Americas United States Reddish brown goethite botryoidal matrix hosting colourless quartz crystals. Width of view 18mm. Stack of 240 images. Ex Lundgren Collection.
Australasia Australia Tasmania 1144 Siderite, Quartz, Mt Bischoff, Waratah, Tasmania September 22, 2019
Australasia Australia Tasmania 3370 Chalcopyrite, Quartz, Prince Lyell Mine, Queenstown, Tasmania October 3, 2019
Australasia Australia Tasmania 4169 Arsenopyrite, Pyrite, Quartz, Beaconsfield Gold Mine, Beaconsfield, Tasmania October 4, 2019
Australasia Australia Queensland 0177 Chalcocite, Malachite, Quartz, Great Australia Mine, Cloncurry, Queensland September 18, 2019