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.

Tags: Goethite Quartz

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

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