Sideronatrite from
Germany | |
| |
| Sorrell, Steve (n.d.) Personal communication. |
| (n.d.) |
| Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp. |
| Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp. |
Julia coal mine, Baukau, Herne, Arnsberg, North Rhine-Westphalia, Germany