Gypsum from Julia coal mine, Baukau, Herne, Arnsberg, North Rhine-Westphalia, Germany
Germany | |
| [var. Selenite] Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp. |
Germany | |
| [var. Selenite] Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp. |