(Zeiselberg, Gundersdorf, Klagenfurt, Kärnten, Österreich)
Mineralized clefts in upper palaeozoic schists of the Magdalensberg series, cropping out besides a forestry road on Zeiselberg mountain.
Located near Gundersdorf, about 6 km NE of Klagenfurt.
Ref.: G. Niedermayr: Carinthia II 186./106.:123-124 (1996); G. Niedermayr: Carinthia II 187./107.:172 (1997)