(Grube Hilfe Gottes an der Wiemannsbucht (Erzbergwerk Bad Grund; Erzbergwerk Grund), Bad Grund, Clausthal-Zellerfeld, Harz, Niedersachsen, Deutschland)
A large lead and zinc mine, owned by Preussag Metall AG and closed in 1992. The ores, mainly galena and sphalerite, are included in calcite veins hosted by carboniferous slates.
This mine was alreay mentioned in 1564 as 'Hilff Gots im Grundt'.
Located 1.5 km ESE of Bad Grund and about 5 km west of Clausthal-Zellerfeld.
Refs.:
- Slotta, R., Stedingk, K. & Steinkamm, U. (1987): Der Blei-Zink-Erzbergbau von Bad Grund, Harz. Emser Hefte 1987, Nr. 1, 1ff.
- Schnorrer-Köhler, G., (1988): Mineralogische Notizen IV, Der Aufschluss, Vol. 39, 153-168
- S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990