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Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany

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Latitude & Longitude (WGS84): 50° 21' 6'' North , 7° 14' 2'' East
Latitude & Longitude (decimal): 50.3516666667, 7.23388888889
Name(s) in local language(s):Steinbruch Caspar, Bellerberg Vulkan, Ettringen, Mayen, Eifel, Rheinland-Pfalz, Deutschland


Active quarry. A multitude of often very rare, but well-crystallised minerals occur in xenoliths and basaltic rock.
Access is strictly limited (it was for most of the last two decades also completely forbidden).
Located between Ettringer Bellerberg and Büden mountains.

Mineral List

Mineral list contains entries from the region specified including sub-localities

Aegirine

var: Titanian Aegirine

Aegirine-augite

var: Porricin

Afghanite

Afwillite

Åkermanite

Albite

var: Andesine

var: Oligoclase

'Albite-Anorthite Series'

Almandine

Almarudite (TL)

Alumoåkermanite

Alunite

Alunogen

Amphibole Supergroup

Analcime

Andradite

'Andradite-Schorlomite Series'

Anhydrite

Anorthite

var: Bytownite

'Apophyllite'

Aragonite

Augite

Azurite

Baddeleyite

Baghdadite

Bellbergite

'Biotite'

Bixbyite

Bornite

Braunite

Bredigite

Brownmillerite

Brucite

'Calciobetafite (of Mazzi & Munno)'

Calcio-olivine

Calcite

Carnotite

Celestine

Cerianite-(Ce)

'Chabazite'

Chabazite-Ca

Chalcopyrite

Charlesite

Chayesite

Cheralite

Chevkinite-(Ce)

Chlormayenite

Chromite

Clinoferrosilite

Columbite-(Fe)

Conichalcite

Cordierite

Corundum

var: Sapphire

Covellite

Cristobalite

Cubanite

Cuprite

Cuprorivaite

Cuspidine

Davyne

Devilline

Digenite

Diopside

Dolomite

Edenite

Eifelite (TL)

'Ellestadite'

Enstatite

'Enstatite-Ferrosilite Series'

Erionite-Ca

Ettringite

Fayalite

Fergusonite-(Y)

Ferri-kaersutite

Ferri-obertiite

'Ferri-tschermakite'

Ferro-ferri-obertiite ?

Ferroindialite (TL)

Ferrosilite

Flörkeite (TL)

Fluorapatite

Fluorellestadite

Fluorite

Fluoro-richterite

Forsterite

Friedrichbeckeite (TL)

'Garnet'

Gaudefroyite

Gehlenite

'Gismondine'

Gismondine-Ca

Goethite

Grandidierite

Graphite

Grossular

var: Hibschite

Gypsum

Gyrolite

Haüyne

Hematite

Hercynite

Hydrocalumite

Hydromagnesite

Hydroxylapatite

Ilmenite

Indialite

Jacobsite

Jarosite

Jasmundite

Jennite

Katoite

Kerimasite

Kinoshitalite

Kottenheimite (TL)

Kuzelite

Laihunite

Lakargiite

Langite

Larnite

Lepidocrocite

Leucite

Lévyne-Ca

Lorenzenite

Magnesioferrite

Magnesio-fluoro-hastingsite

Magnesio-hastingsite

Magnetite

Malachite

Mangani-obertiite (TL)

Mangano-mangani-ungarettiite

Marcasite

Marokite

Meionite

'Melilite Group'

Merrihueite

'Monazite'

Monazite-(Ce)

Monticellite

Montmorillonite

Mottramite

Mullite

Muscovite

var: Fuchsite

Nabimusaite

Namansilite

Narsarsukite

Natrojarosite

Nepheline

Niter

Nordstrandite

'Obertiite Root Name'

Offretite

'Olivine'

Opal

var: Opal-AN

Orthoclase

Osumilite

'Osumilite Group'

Osumilite-(Mg) (TL)

Owensite

Pargasite

Pavlovskyite

Periclase

Perovskite

'Phillipsite'

Phillipsite-Ca

Phillipsite-K

Phlogopite

Plombièrite

Portlandite

Powellite

Pseudobrookite

Pyrite

Pyrochlore Group

Pyrochlore Supergroup

'Pyroxene Group'

Pyroxferroite

Pyroxmangite

Pyrrhotite

Quadridavyne

Quartz

'Quartz-beta'

Rankinite

Reinhardbraunsite (TL)

Rhodesite

Rhönite

Roedderite

Rondorfite (TL)

Rozenite

Rusinovite

Rutile

Sanidine

Schäferite (TL)

Schorlomite

Scottyite

Sellaite

Shulamitite

Siderite

Sillimanite

Sodalite

Spessartine

Spinel

Spurrite

Srebrodolskite

Stellerite

Strätlingite

Tangeite

Tenorite

Ternesite (TL)

Thaumasite

'Thénardite'

'Thomsonite'

Thomsonite-Ca

Thorite ?

Titanite

Tobermorite

'Tobermorite Group'

Topaz

Trattnerite

Tridymite

Tschörtnerite (TL)

Ulvöspinel

'Unnamed (Ce member of the Betafite Subgroup)'

'Unnamed (Monoclinic polymorph of Pseudobrookite)'

Vaterite

Vertumnite

Volborthite

Vondechenite (TL)

Vorlanite

Wadalite

Wagnerite

Wakefieldite-(La)

Wernerkrauseite (TL)

Willhendersonite

Wollastonite

Xenotime-(Y)

Ye'elimite

Zeophyllite

Zircon

Zirconolite


210 valid minerals. 15 (TL) - type locality of valid minerals. 3 erroneous literature entries.

Localities in this Region

Germany

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Hentschel, G. (1976): Topas und Fluorit vom Bellerberg bei Mayen/Eifel. Aufschluss 27, 81-82.

Hentschel, G., Abraham, K.U., Schreyer, W. (1977): Roedderit und Osumilith aus dem Laacher Vulkangebiet. Fortschr. Mineral. 55, Beih. 1, 43-44.

Hentschel, G. (1978): Seltene Minerale in Calcium-reichen Auswürflingen vom Bellerberg bei Mayen/Eifel. Aufschluß 29, 77-83.

Hentschel, G., Abraham, K.U. Schreyer W. (1980): First Terrestrial Occurrence of Roedderite in Volcanic Ejecta of the Eifel, Germany. Contr. Mineral. Petrol. 73, 127-130.

Hentschel, G. (1980): Weitere bemerkenswerte Mineralfunde aus quartären Vulkanvorkommen der Eifel. Mainzer geowiss. Mitt. 8, 169-172.

Hentschel, G. (1982): Neue Mineralfunde aus Vulkanvorkommen der Eifel. Mainzer geowiss. Mitt. 11, 87-90.

Abraham, K., Gebert, W., Medenbach. 0., Schreyer, W., Hentschel, G. (1983): Eifelite, KNa3Mg4Si12O30, a new mineral of the osumilite group with octahedral sodium. Contr. Mineral. Petrol. 82, 252-258.

Schreyer, W., Hentschel, G., Abraham, K. (1983): Osumilith in der Eifel und die Verwendung dieses Minerals als petrogenetischer Indikator. Tschermaks Mineral.- Petrogr. Mitt. 31, 215-234.

Hamm, H.M., Hentschel, G. (1983): Reinhardbraunsit, Ca5(SiO4)2(OH,F)2, a new mineral, the natural equivalent of synthetic „calcio-chondrodite“. N. Jb. Mineral. Mh., 119-129.

Hamm, H.M. (1985): Seltene Mineralparagenesen mit Ca2SiO4 und Reinhardbraunsit in Ca-reichen Xenolithen des Bellerberges, Laacher Vulkangebiet. Mitt. Österr. Mineral. Ges. 130, 63-75.

Ternes, B. (1986): Ein bemerkenswerter Eigenfund. Cuspidin von Bellerberg, Eifel. Lapsi 11 (10), 38-39.

Hentschel, G. (1987): Die Mineralien der Eifelvulkane, Weise (München), 2. Auflage.

Armbruster, Th., Oberhänsli, R. (1988): Crystal chemistry of double-ring silicates: Structural, chemical, and optical variation in osumilites. American Mineralogist, 73, 585-594.

Schreyer, W., Maresch, W.V., Daniels, P., Wolfsdorff, P. (1990): Potassic cordierites: characteristic minerals for high-temparature, very low-pressure environmnets. Contributions to Mineralogy and Petrology, 105, 162-172.

Schüller, W. (1990): Die Mineralien des Bellerberges bei Ettringen. Lapis 15 (5), 9-35.

Rondorf, A., Rondorf, E. (1991): Verschiedenfarbige Roedderit-Kristalle vom Bellerberg/Eifel. Lapis 16 (2), 47.

Blass, G., Ternes, B. (1994): Über den Erstfund von Pyroxmangit vom Bellerberg bei Ettringen in der Vulkaneifel. Mineralien-Welt 5 (2), 41.

Blass, G., Graf, H.W. (1994): Über neue Mineralien vom Bellerberg, Eifel. Mineralien-Welt 5 (6), 53.

Blass, G., Graf, H.W. (1996): Neue Mineralfunde - mineralogische Raritäten - aus der Vulkaneifel. Mineralien-Welt 7 (5), 28.

Irran, E., Tillmanns, E. Hentschel, G. (1997): Ternesite, Ca5(SiO4)2SO4, a new mineral from the Ettringer Bellerberg/Eifel, Germany. Mineralogy and Petrology 60, 121-132.

Effenberger, H., Giester, G., Krause, W. Bernhardt, H.J. (1998): Tschörtnerite, a copper-bearing zeolite from the Bellberg volcano, Eifel, Germany. American Mineralogist 83, 607-617.

Tschörtner, J. (1998): Neue Mineralien aus der Eifel – Tschörtnerit, der erste kupferhaltige Zeolith. Lapis, 23 (7-8), 77-79.

Krause, W.; Blass, G.; Effenberger, H. (1999): Schäferite, a new vanadium garnet from the Bellerberg volcano, Eifel, Germany. N. Jb. Miner. Mh., 123-124.

Hawthorne, F.C., Cooper, M.A. Grice, J.D. Ottolini, L. (2000): A new anhydrous amphibole from the Eifel region, Germany: Description and crystal structure of obertiite, NaNa2(Mg3,Fe,Ti)Si8O28O2. American Mineralogist 85, 236-241.

Blass, G., Graf, H.W. (2001): Interessante Neuigkeiten über Cancrinit, Fluorit und Fuchsit aus der Vulkaneifel, Mineralien-Welt 12 (1), 26-29.

Blass, G., Graf, H.W. (2001): Neue Mineralienfunde aus der Vulkaneifel. Mineralien-Welt 12 (1), 17-25.

Blass, G.; Graf, H.W.; Kolitsch, U. (2002): Neue Funde und Mineralien aus der Vulkaneifel. Mineralien-Welt 13 (1), 52-57.

Blass, G., Schäfer, Ch. (2002): Huttonit- und Xenotim-(Y), Neufunde aus der Vulkaneifel. Mineralien-Welt, 13 (3), 32-35.

Blass, G., Graf, H.W., Kolitsch, U. (2003): Zirkonolith (CaZrTi2O7) aus der Vulkaneifel: Nachweis drei verschiedener Polytypoide. Mineralien-Welt 14 (3), 32-35.

Mihajlovic, T., Lengauer, C.L., Ntaflos, Th., Kolitsch, U., Tillmanns, E. (2004): Two new minerals, Rondorfite, Ca8Mg[SiO4]4Cl2, and Almarudite, K(,Na,)2(Mn,Fe,Mg)2(Be,Al)3[Si12O30], and a study of iron-rich Wadalite, Ca12[(Al8Si4Fe2)O32]Cl6, from the Bellerberg volcano, Eifel, Germany. N. Jb. Miner. Abh. 179, 265-294

Blass, G., Graf, H.W., Kolitsch, U., Sebold, D. (2004): Neue Funde aus der Vulkaneifel. Mineralien-Welt 15 (3), 58-69.

Blass, G., Graf, H.W., Sebold, D. (2004): Über "Hydrogrossulare" sowie einen Neufund des seltenen Hydrogranats Katoit vom Bellerberg, Eifel. Mineralien-Welt 15 (6), 16-20.

Kolitsch, U., Blass, G. (2005): Triclinic „Phillipsite“ in a Ca-rich xenolith from the Bellerberg, Eifel, Germany: Reduction of symmetry due to nearly complete Al-Si-disordering-evidence for an unusual cooling history?, Mitt. Österr. Mineral. Ges. 151, 66.

Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J. (2006): Minerale der Eifelvulkane, CD, published by authors

Blass, G., Graf, H.W., Kolitsch, U. and Sebold, D. (2009): Die Neufunde aus der Vulkaneifel (I). Mineralien-Welt 20 (1), 46-54

Blass, G., Graf, H.W., Kolitsch, U. and Sebold, D. (2009): Die Neufunde aus der Vulkaneifel (II). Mineralien-Welt 20 (2), 38-49

Lengauer, CL., Hrauda, N., Kolitsch, U., Krickl, R., Tillmanns, E. (2009): Friedrichbeckeite, K(0.5Na0.5)2 (Mg0.8Mn0.1Fe0.1)2(Be0.6Mg0.4)3[Si12O30], a new milarite-type mineral from the Bellerberg volcano, Eifel area, Germany. Mineralogy and Petrology 96, 221-232.

C. L. Lengauer, U. Kolitsch, E. Tillmanns (2009): Flörkeite, K3Ca2Na[Al8Si8O32].12H2O, a new phillipsite-type zeolite from the Bellerberg, East Eifel volcanic area, Germany. European Journal of Mineralogy 21, 901-913.

Blass, G. (2010): Die neuen Mineralienfunde aus der Vulkaneifel. Mineralienwelt, 21 (5), 48-59.

Schüller, W. (2010): Neufunde aus der Eifel 2008-2010 (2): Geisterstunden im Bellerberg. Lapis, 35 (10), 20-26.

Galuskin, E.V.; Kusz, J.; Armbruster, T.; Bailau, R.; Galuskina, I.O.; Ternes, B.; Murashko, M. (2012): A reinvestigation of mayenite from the type locality, the Ettringer Bellerberg volcano near Mayen, Eifel district, Germany. Mineralogical Magazine, 76, 707-716.

Chukanov, N.; Pekov, I.; Rastsvetaeva, R.; Aksenov, S.; Belakovskiy, D.; Van, K.; Schüller, W.; Ternes, B. (2013): Osumilite-(Mg): Validation as a mineral species and new data. Geology of Ore Deposits 55, 587-593.

Chukanov, N.V., Aksenov, S.M., Pekov, I.V., Ternes, В., Schüller, W., Belakovskiy, D.I., Van, K.V., Blass, G. (2014): Ferroindialite (Fe2+,Mg)2Al4Si5O18, a new beryl-group mineral from the Eifel volcanic region, Germany. Zapiski RMO, 143, 46-56

Schäfer, Ch. (2016): Einige bemerkenswerte Funde vom Bellerberg-Vulkan bei Mayen, Der Aufschluß, Vol. 67 (1) , pp. 5-15

Galuskin, E.V., Krüger, B., Krüger, H., Blass, G., Widmer, R., Galuskina, I.O. (2016): Wernerkrauseite, CaFe3+2Mn4+O6 - the first non-stoichiometric post-spinel mineral, from Bellerberg volcano, Eifel, Germany. European Journal of Mineralogy, 28, 485-493

Mineral and/or Locality  
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