(Ruden, Bleiburg, Völkermarkt, Kärnten, Österreich)
Ancient copper mines, started in the 15th century. Main ores were silver- and mercury-rich fahlores. Located near Ruden, about 8 km NNW of Bleiburg.
Not to be mistaken for Ruden in the Asten valley (Hohe Tauern Mts).
Ref.:
G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995