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 ncat VHD4, Quartz, Crocoite, Dundas Extended Mine, Dundas, Tasmania November 17, 2019
Nevada North and Central Americas United States ncat RAM4 CW38 5123 Realgar, Stibnite, Orpiment, Sulphur, Quartz, Getchell Mine, Adam Peak, Potosi Mining District, Osgood Mountains, Humboldt County, Nevada, USA September 28, 2024
Europe Italy 4671 Synchysite, Fluorite, Orthoclase, Albite, Smoky Quartz, Pyrite, Cuasso al Monte, Ceresio Valley, Varese Province, Lombardy, Italy November 16, 2018
Australasia Australia South Australia 7228 JL1036 Siderite, Calcite, Barite, Quartz, Martins Well, South Flinders Ranges, Flinders Ranges, South Australia September 23, 2019