Quartz from selected localities.
Germany | |
| Slotta, C. (2004): Orthowalpurgin und Walpurgin von der Grube Alt St. Josef zu Wittichen, Schwarzwald. Lapis 29 (3), 19-20. |
| S. Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
S. Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990; Staude, S., Werner, W., Mordhorst, T., Wemmer, K., Jacob, D. E., & Markl, G. (2012) Multi-stage Ag–Bi–Co–Ni–U and Cu–Bi vein mineralization at Wittichen, Schwarzwald, SW Germany: geological setting, ore mineralogy, and fluid evolution. Mineralium Deposita, 47(3), 251-276. | |
| Lapis 12(7/8), 13-55 (1987) |
Lapis 12(7/8), 13-55 (1987) | |
| S. Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
American Mineralogist, Volume 81, pages 1513-1518. 1996 | |
| Information from Carsten Slotta. |
| S. Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
Johann Mine, Burgfelsen, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany