Natrolite from
Germany | |
| A former H. Westenberger, Kelkheim, Germany, specimen (label), from the Stefan Stolte collection, Frankfurt (#854). |
| Spürgin, Simon & Weisenberger, Tobias & Marković, Marija. (2019) Zeolite-group minerals in phonolite-hosted deposits of the Kaiserstuhl Volcanic Complex, Germany. American Mineralogist. 104:659-670. 10.2138/am-2019-6831. Fricke, G., (1988): Der Kaiserstuhl und seine Minerale, Der Aufschluss, Vol. 39(2), 74-76 |
| H.-P. Schröder, pers. commun. |
Pechsteinkopf, Forst an der Weinstraße, Deidesheim, Bad Dürkheim, Rhineland-Palatinate, Germany