4388 Polybasite, Stephanite, Husky Mine, Elsa, Yukon, Canada October 5, 2019 Steve Canada North and Central Americas Ray Hill 7/2007
Czech Republic ncat JP1605 Stephanite, Jachymov (St Joachimsthal), Jachymov District (St Joachimsthal), Krusne Hory Mts (Erzgebirge), Karlovy Vary Region, Czech Republic October 11, 2019
Mexico North and Central Americas 0179 Acanthite (after Polybasite), Valenciana Mine, Guanajuato, Mexico September 18, 2019
