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.
Cumbria England United Kingdom 5375 Barite, Quartz, Hematite, Florence Mine, Egremont, Cumbria, England September 29, 2019
Brazil South America 0863 Quartz (Amethyst), Rutile Inclusions, Not specified, Brazil September 20, 2019
Europe Italy Type Locality ncat VHD7 Heulandite-Sr, Calcite, Quartz, Chalcopyrite, Campegli Mine (Sant’Elena Mine), Campegli, Castiglione Chiavarese, Genoa, Liguria, Italy September 3, 2024
Kentucky North and Central Americas United States 2182 Millerite, Quartz, Halls Gap, Kentucky, USA September 22, 2019