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Opal from
Kahlenberg, Oberstadtfeld, Daun, Vulkaneifel, Rhineland-Palatinate, Germany


Locality type:Quarry
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Kahlenberg, Oberstadtfeld, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:986226
Long-form Identifier:1:3:986226:5
GUID (UUID V4):ea88b71d-5310-419f-be52-fe072d275022
Nearest other occurrences of Opal
4.8km (3.0 miles) ⓘEmmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
7.2km (4.5 miles) ⓘFeuerberg, Hohenfels-Essingen, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
8.9km (5.5 miles) ⓘDöhmberg, Oberehe-Stroheich, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
11.0km (6.8 miles) ⓘGoßberg, Walsdorf, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
12.3km (7.6 miles) ⓘGraulay quarry, Hillesheim, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
12.3km (7.6 miles) ⓘKyller Höhe, Hillesheim, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
38.2km (23.8 miles) ⓘCaspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
41.3km (25.7 miles) ⓘRothenberg Quarry, Bell, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
42.0km (26.1 miles) ⓘThelenberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
43.0km (26.7 miles) ⓘPumice quarries, Wingertsberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
References
Reference Search (possible matching items)
Book (edition)
Schwerpunkt liegt im Gebiet zwischen Hillesheim und Daun. Die geforderten Vulkanite gehören mit Ausnahme...Minerale auftreten. Lil.: 12, 19, 65, 68. Hyalit (Opal-A), SiO? + aq., amorph Farbe: farblos Hyalit, eins...schwer zu erkennen. In der Ă€lteren Literatur wird Opal (z.T. neben Chalcedon) von einigen heule unergiebi­...Icrchenbcrg. Am Slcfl'clnkopf, Kyller Kopf und am Kahlenberg schließlich treten reine Rhombendodekaeder (Abb...Lierwiesc, Feuerberg, Scharteberg, Riemcrich, Oberstadtfeld, Kaiern, Üdersdorf, Allburg, I lanncbacher Ley
Catalog/List
selten Hyallt (afarbloNr Opal) S MM Feuerberg bel HohenfelsNVestelfel tor Vulkaneifel selten Hydrocalumit... Feuerberg bei Hohenfels + Mendig/Eifel tor Vulkaneifel selten S MM Gr. Sauberg, Ehrenfriedersdorf/Sachsen...MM Bellerberg, Ettringen/Eifel Vesignieit S MM Kahlenberg bei Zilsdorf Æifel Volborthit S MM Emmelberg
Catalog/List
MIien Hibschit Howieit Hummerit Hyallt (=farbloser Opal) Hydrocalumit Hydromagnesit Hydrowoodwardit (neues...gelbe/orange XX, Erstbest. BRO (L 7-8198) far Vulkaneifel selten selten, z.T. sehr gute X.X(Lapis 5/90)...Campo, Elba/ltalien Bellerberg, Ettringen/Eifel Kahlenberg bei ZllsdorfÆifel Emmelberg + Nick. WeinbergÆifel;
Journal (article/letter/editorial)
chemistry, chemical technology, etc. (Rieck, 1996; Kahlenberg, 2010). However, the minerals of this chemical...readily to a loose aggregate of thermonatrite and opal. The decomposition accelerates with increased temperature...Si-centred tetrahedra. In the structures of Na6Si2O7 (Kahlenberg et al., 2010) and K6Si2O7 (Jansen, 1982) the...chemistry of anhydrous Na silicates is given by Kahlenberg (2010). Crystal structures of the majority of...g-form is based on an interrupted framework (Kahlenberg et al., 2003). Another type of interrupted framework
Journal (issue)
Neuwied), Kahlenberg bei Zilsdorf (Fund J. JAHN, Neuwied) und im Kallenberg bei Oberstadtfeld (Fund J....Strohn (Fund J. JAHN, Neuwied); Kallenberg bei Oberstadtfeld (Fund J. JAHN, Neuwied); und im Eicher Sattel...voriges Jahr an die Firma Slabik Steinbruchsbetriebe, Daun, verpachtet hatte. Der Abbau ist seit Herbst 1991...Unmittelbar S des Nerother Kopfes, etwa 2 km N von Oberstadtfeld befindet sich der Vulkankegel des heute bereits...Leuc1llt-Nephehmt, die LokalitÀt aber mit dem falschen Namen Kahlenberg. Vielleicht handelt es sich hierbei um eine Verwechslung
Book (volume)
(Specord 75 IR or Specord M80, Carl Zeiss, Jena, Germany), Perkin Elmer 1600 Series FT IR spectrometer or...FT IR spectrometer (Bruker Optics, Ettlingen, Germany). IR spectrum of a pure KBr disc was subtracted...Mg3B7O13Cl Locality: Wandsleben, Saxony-Anhalt, Germany. Description: White to beige fine-grained aggregate...Lüneburger Kalkberg, Lüneburg, Lower Saxony, Germany (type locality). Description: White fibrous aggregate...Niedersachswerfen, Nordhausen, Harz, Thuringia, Germany. Description: White crystals on anhydrite. Investigated
Journal (issue)
- AhrbrĂŒck - Are nsberg - Bellerberg b. Mayen - Daun - Ettringe n - Gees b. Gerolstein - Gerolstein -...Mechernich Mendig Monschau Nettetal 1'iedermendig Oberstadtfeld Pelm Radersberg Reimerath Rheinertsberg Rurtal...... S 27 /39 Herbolzheim/Br., Eisenerz-Grube Kahlenberg, Mineralneubildung i. Dogger-Brauneisenerz ....mit unt e silurischen Beutelstrahlern, 6 Oberstadtfeld lmrdhessen----+ Hessen, Nordlmrdhorn, Erdgasfund...Vilma", Minerale aus d. Me tapegmatiten 29/325 Oberstadtfeld/Eifel, Fossilien 27/229 --- - - 16 Ober-Widdersheim
Journal (article/letter/editorial)
Andere SiO2 -Modifikationen, wie Cristobalit, Opal-A oder Opal-CT konnten nicht nachgewiesen werden. Die...al., 2000). Amorpher, biogen produzierter Opal wird als Opal-A bezeichnet und ist eine wasserreiche Modifikation...fehlgeordneten Tieftemperatur- Cristobalit/Tridymit oder auch Opal-CT ĂŒber. Dabei entstehen kleinere, etwa 5 ÎŒm große...Temperatur kommt es zu einer Umwandlung von Opal-A in den metastabilen Opal-CT in den reifen Cherts. Als weitere...postulierte VON RAD (1974), dass die Umwandlung von Opal-CT in Quarz wesentlich rascher in kalkigem Milieu
Journal (issue)
Fenster mit einem Button ,,Start DVD Minerale der Vulkaneifel". Darauf klicken und die DVD öffnet sich mit...öffnet sich eine Liste mit allen 364 aus der Vulkaneifel bekannten Mineralien. Beim Klick auf einen Mineralnamen...the Königshain granites,northemBohemianMassif,Germany.-IntJoum. Earth Sciences 88, 236-252. HAAI...verloren. Die Farbe reicht von wasserklar bis milchig-opal. Gelegentlich findet sich eine Auflage von Limonit...Klinopyroxen, Magnetit und Nephelin.Aufm Kopp bei Oberstadtfeld/Daun, Eifel. Bildbreite 1,2 mm. Sammlung Temes
Journal (issue)
die aus Äthiopien nun schon lange bekannten, mit Opal mittlerer bis schlechtester QualitĂ€t gefĂŒllten Kugeln...B. das Goldwaschen fĂŒr Kinder, das Schleifen von Opal und Lapislazuli sowie das PrĂ€parieren von Fossilien...NĂ€here Untersuchungen wurden nicht durchgefĂŒhrt. Opal (Hyalit) Si0 2‱nH 20 Farblos-wasserklare, glasige...Wolfsried. Goethit aufgewachsen auftreten, wurden als Opal-VarietĂ€t Hyalit erkannt. Pyrit FeS 2 Die zweite...2(OH),·5H 2O, a new ferric iron phosphate from Germany, and its close relation to wavellite - Eur. J.
Journal (article/letter/editorial)
alunite-type compounds, Aum—alum, Alg—alunogen, Opl—opal, S—native Sulphur, Kln—kaolinite, Trd—tridymite...rather abundant SiO2 or SiO2 × nH2 O polymorphs: opal, tridymite, and cristobalite, all derived as the...leads to the formation of silicate dioxide minerals: opal, cristobalite, and tridymite. The jarosite rim around...alum—alum-group minerals; and SiO2 —silica dioxide minerals as opal, cristobalite, and tridymite). Taking into account...Vandemeulebrouck, J., Eds.; Springer: Berlin/Heidelberg, Germany, 2015; pp. 155–178. [CrossRef] Inguaggiato, C.;
Journal (article/letter/editorial)
transforms to a loose aggregate of thermonatrite and opal, probably, in line with the following Na2CO3 · scheme:...segregations remain unaltered under a thermonatrite–opal crust in humid and cold air of a mine for several...transformation of chesnokovite to thermonatrite and opal testifies that its association with carbonates seems...Crystallogr. 21, 583–589 (1966). 17. H. Kruger, V. Kahlenberg, and R. Kaindl, “Structural Studies on Na6i8O19:
Journal (article/letter/editorial)
result is very much lower than that obtainedby Kahlenberg andLincoln,who statethat sodiumsilicate solutionsare...that sodiumhydroxideis the most effectivesolventof opal and chalcedony,and that it has, also, an appreciableeffect...F., Zeit. Physik. Chem., 12, p. 773, x893. ‱S Kahlenberg, L., and Lincoln, A. T., Your. Phys. Chem., 2
Book
Albit, Beryll, Bleiglanz. Diopsid, Epidot, Granat, Opal, Prchnit, Quarzzwill. (Ja­ paner Gesetz!) (84/11/21-25)...Siegenit, Strontianit (1/70 u. 17/445). Altburg: (Daun/Rh.-Pf.) —* Schalkenmehren. Alteburg: (Maycn-Koblenz/Rh...(HF): Galenit, Limonit (51/111). Arensberg: (Berg) (Daun/Rh.-Pf.) —* Zilsdorf. Arnbruck: (Regen/Bay.) (DGK...MM) (9/210; 13-5/243-251; 84-5/VI/il). Arnsberg: (Daun/Rh.-Pf.) Zilsdorf. Arnstein: (Waldeck-Frankenberg/Hess...als LS: „Bohncrzjaspis“ (50/129). AuswĂŒrflingen: (Daun/Rh.-Pf.) Rockeskyll. Babbenhausen: (Mindcn-LĂŒbbccke/NRW)
Journal (issue)
Fluorit-LagerstĂ€tte Okorusu in Namibia Die Neufunde aus der Vulkaneifel 2013 ‱ Lavrion/Griechenland II Beryllium-Mineralien...die grĂŒnen Fluorite 62 Die Neufunde aus der Vulkaneifel 2013 66 Neufunde aus dem alten Bergbau und...2/2014 65 Eifel Die Neufunde F. aus der Vulkaneifel 2013 GĂŒnter Blaß und Kruijen Auch von der Sammelsaison...neue Mineralienfunde aus den AufschlĂŒssen der Vulkaneifel berichtet werden. Besonders hervorzuheben sind...Bereicherung der Mineralogie der Vulkaneifel bei. Wieder tritt damit die Vulkaneifel nicht nur als beliebtes Erholungsgebiet
Book (chapter)
kaliophilite, Tschermak 594 (1894). fake opal = quartz + opal-CT, Thrush 410 (1968). fakƑ = quartz pseudomorph...quartz + inclusions, LĂĄszlĂł 153 (1995). faopĂĄl = opal-CT pseudomorph after wood, TMH III, 2 (1998). FaoteĂŻt...arsenolite, Hintze I, 1227 (1904). farina fossilis = opal-CT or fine-grained calcite, Dana 6th; 196, 268 (1892)...Cloizeaux I, 206 (1862). farine fossile siliceuse = opal-CT, de Fourestier 110 (1999). farinita = halloysite-10Å...= cerussite, LĂĄszlĂł 72 (1995). fehĂ©ropĂĄl = gem opal-A, LĂĄszlĂł 204 (1995). fehĂ©rtellĂșrĂ©rc = sylvanite
Journal (article/letter/editorial)
lavendulan, lotharmeyerite, metazeunerite, olivenite, opal, rrufïŹte, siderite and zincolivenite. In addition...Mineralogist, 95, 754 760. Mills, S.J., Nestola, F., Kahlenberg, V., Christy, A.G., Hejny, C. and Redhammer,
Journal (issue)
Aikinite inclusion in phenakit e 36-40 Opal-logue 65-74 Opal Oasis (Idaho, USA ) LAPIDARY J . 47(6)...(steacyiet, magnetiet / hercyniet . fergusoniet-(Y)) Kahlenberg, Me chernich (hetaeroliet) Duren (anataas, cupro
Report (issue)
Tridymite Occurrence 220 Modifications 220 221 Opal Occurrence 221 Modifications 221 Chert, chalcedony...recently the theory has been strongly attacked by Kahlenberg, who not only holds that the theory is unnecessary...and calcium. The aluminum and silica were Kahlenberg, L., The theory of electrolytic dissociation...dissociation: Jour. Phys. Chem., vol. 6, 1902, p. 1. c Kahlenberg, L., and Lincoln, A. T., Solutions of silicates...Mendeleeff, and have recently been strongly opposed by Kahlenberg. Certainly there are many discrepancies between
Journal (article/letter/editorial)
The cherts sometimes contain minute globules of opal, which were deduced by Smith (1960, 7) to be 'adventitious...sand-grains and glauconite'. These are, however, rare, and opal appears to be completely lacking from the groundmass...This assumption was based on the experiments of Kahlenberg & Lincoln (1898) whose results, obtained with..., 45, 189-232. - - - . 1935. Some Properties of Opal. Amer. J. Sci. 5th Series, 30, 450-74. TRESISE,
Journal (issue)
„Augenreillcr" . . . . . . . . . 8/45 Augit xx. Daun/E ifel ... . 18/214 Auripigment -Vo rkommen . Mo... Dogger- . Mineralneubildung , Eisenerzgrube Kahlenberg b. Herbolzheim/ Br. . . . . .- . . . . . . ..... . . . . . S ll/ 18 (Unter-) , Fossilien. Oberstadtfeld/Eifel . ... . 27/229 (Millel-). Fluoreszenz...-_ . 11/270 Oberpfalz. Lias Gamma 23/ 178 Oberstadtfeld/Eifel. Unterdevon . . .. . . . . . . 27/229...öpfcrsgrĂŒn/Fichtclgcb . , Quarzpscudomorphosc . .. . 16/47 Kahlenberg b . Herbolzheim/ Br. , Mineralneubildung im Dogge
Journal (article/letter/editorial)
temperature on the Laue diffractometer KOALA on the OPAL reactor at the Australian Nuclear Science and Technology...ValdrĂš G, Liermann H-P, NĂ©nert G, Rothkirch A, Kahlenberg V, Pavese A (2013) On the crystal structure and...new anhydrous amphibole from the Eifel region, Germany: description and crystal structure of obertiite
Book
zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...containing fresh glass, montmorillonite clay, and opal; a transition zone (up to 20 mOl thick) composed...(up to 12 meters thick) that contains fresh glass, opal, and montmorillonite; a middle zone (up to 10 meters...spring areas. Chabazite, phillipsite, natrolite, opal, chalcedony, calcite, apophyllite, and plombierite...(mordenite, ferrierite, montmorillonite, quartz, opal) (Utada, 1988). The zeolites crystallize below 1200
Book
zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...containing fresh glass, montmorillonite clay, and opal; a transition zone (up to 20 mOl thick) composed...(up to 12 meters thick) that contains fresh glass, opal, and montmorillonite; a middle zone (up to 10 meters...spring areas. Chabazite, phillipsite, natrolite, opal, chalcedony, calcite, apophyllite, and plombierite...(mordenite, ferrierite, montmorillonite, quartz, opal) (Utada, 1988). The zeolites crystallize below 1200
Journal (article/letter/editorial)
allophane/hisingerite, mafic glass, felsic glass, Opal-A and Opal CT, short-range ordered (SRO) sulfates, and...Possible candidate phases in the amorphous material are opal-A or highSi glass, volatile-bearing mixed-cation...Chantilly, Virginia. Mills, S.J., Nestola, F., Kahlenberg, V., Christy, A.G., Hejny, C., and Redhammer
 
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