Description
A half centimeter large Pyrargyrite crystal aggregate consisting of well formed and sharp edged crystals that are nicely perched in a vug. The perfect crystals have a very strong, almost metallic luster, a black-grey color with distinct red internal reflections and excellent multifaceted but still blunt terminations.Classic material from the old Příbram mining district of Březové Hory (Birkenberg in German)