(Herzog Julius-Hütte (Juliushütte) (Schlackenvorkommen), Astfeld, Goslar, Harz, Niedersachsen, Deutschland)
Slag dumps of an ancient smelter started around 1270 and closed in 1968.
Located near Astfeld, 3.5 km WNW of Goslar.
NOTE: The "namuwite" from here, widespread in collections, is in fact 'Unnamed (Gordaite-related Ca-Zn Sulphate Chloride Hydrate)' (see there).
Refs.:
- Schnorrer-Köhler, G. (1987) Die Minerale in den Schlacken des Harzes. Aufschluss, 38, 181-197 (in German).
- S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990