Latitude: 50°16'35"N
Longitude: 6°40'23"E
Graulay (Graulai; Graulei; Grauley), Hillesheim, Eifel, Rheinland-Pfalz, Deutschland
An active quarry. Minerals are either included in xenoliths or do occur as late-stage phases in thin fissures of pneumatolytic origin (zeolites and carbonates). The quarry is famous for a number of rare barium minerals and skeletal perovskite.
References
- Hentschel, G.(1987): Die Mineralien der Eifelvulkane, Weise Verlag München, 2. Auflage
- Hentschel, G. (1993): Die Lavaströme der Graulai: eine neue Fundstelle in der Westeifel. Lapis 18 (9), 11-23.
- Meyer, W. (1994) Geologie der Eifel, Schweitzerbart Stuttgart
- Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J., (2006): Minerale der Eifelvulkane, CD, published by authors
- Blass, G., (2010): Die neuen Mineralienfunde aus der Vulkaneifel, Mineralienwelt, 21 (5), xx-xx.
- Schüller, W. (2011): Neufunde aus der Eifel (5): 2008-2011. "König der Gipse" in der Graulai. Lapis 36 (5), 38-45.
Mineral List
68 entries listed. 57 valid minerals. 2 type localities (valid minerals).
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