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Germany | |
| Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp. |
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| Lapis, 11 (1), 9-18+42 62. 62. |
| Schnorrer-Köhler, G. (1991): Mineralogische Notizen V. Aufschluss 42, 155-171. |
| van den Berg, W., van Loon, C. (1990) Slag Minerals from the Rammelsberg, Harz Mountains, Germany. UK Journal of Mines and Minerals 8, Rockbottom Publications. 18-23 |
| van den Berg, W., van Loon, C. (1990) Slag Minerals from the Rammelsberg, Harz Mountains, Germany. UK Journal of Mines and Minerals 8, Rockbottom Publications. 18-23 |
| |
| Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp. |
| Luetcke, Rolf (n.d.) Personal communication. |
Herzog Julius smelter slag locality, Astfeld, Langelsheim, Goslar District, Lower Saxony, Germany