20076 Amethyst, Pohndorf Mine, Toll Mountain, Boulder Batholith, Jefferson Co., Montana, USA September 21, 2021 Steve Montana North and Central Americas United States Interesting textures. Specimen is 34mm wide. Ex Bart Cannon. Click on the image below for a higher resolution version.
North and Central Americas United States Virginia 1311 Calcite, Quartz, Haymarket Quarry, Haymarket, Virginia, USA September 22, 2019
Australasia Australia New South Wales 4451 Goethite, Quartz, Mt Stewart Mine, Leadville, New South Wales October 5, 2019
England Somerset United Kingdom 1342 Goethite, Calcite, Quartz, Dulcote Quarry, Wells, Mendip Hills, Somerset, England September 22, 2019