376 specimens in our catalog
Agate
Quartz
Amethyst
Iridescent Hematite
Kutnohorite
Chrysoprase
Chalcedony Geode with Limonite
Quartz (in Geode)
Quartz Geode
Agate enhydros
Elbaite
Dolomite
Tufa
Cronstedtite
Onyx Marble
Cinnabar
Calcite