|
Germany | |
| Mineralogical Society of America - Handbook of Mineralogy |
| Skrzyńska, Katarzyna, Cametti, Georgia, Juroszek, Rafał, Schӓfer, Christof, Galuskina, Irina (2023) New data on minerals with the GIS framework-type structure: gismondine-Sr from the Bellerberg volcano, Germany, and amicite and Ba-rich gismondine from the Hatrurim Complex, Israel. Mineralogical Magazine, 87 (3) 443-454 doi:10.1180/mgm.2023.27 |
| Blass, G., Graf, HW., Kolitsch, U., Sebold, D., Über neue Mineralfunde aus der Vulkaneifel, MW 6/2005 |
| Hentschel, Gerhard (1987) Die Mineralien der Eifelvulkane (2nd ed.) Christian Weise Verlag, Munich. |
| in the collection of Christof Schäfer |
| Hentschel, Gerhard (1983) Die Mineralien der Eifelvulkane (1st ed.) Christian Weise Verlag, Munich. |
| Schüller, Wilhelm, Betz, Volker (1986) Die Mineralien vom Emmelberg. Lapis, 11 (12) 11-25 |
| Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J., (2006): Minerale der Eifelvulkane, Version 1.0, CD, published by authors |
Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany