(Stahl'scher Bruch, Dörrmorsbach, Aschaffenburg, Spessart, Franken, Bayern, Deutschland)
Diorite with pegmatite veins and inclusions of quartz and biotite schists.
Located at Dörrmorsbach, about 10 km ESE of Aschaffenburg.
Refs.:
- A. Wittern: "Mineralfundorte in Deutschland", Schweizerbart (Stuttgart), 2001
- Mineralien-Welt 9(4), 55-63 (1998)
- Mineralien-Welt 9(5), 36-45 (1998)
- http://www.spessartit.de/50.htm