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| Iron in the Lahn Ore Deposits E. LEHMANN Garmisch-Partenkirchen, Federal Republic of Germany A brief summary...the iron ore deposits of the Devonian Lahn Geosyncline (West Germany) is followed by the examination of...inclusions of hematite in some keratophyres of the Lahn area. As a result, analytical, mineralogical and...Variation des Eisens in den Eruptivgesteinen an der Lahn und in anderen petrographisch vergleichbaren Gebieten...Besonders aufschlul3reich ist in einer Anzahl der Lahn-Keratophyre das sporadische Auftreten xenolitischer |
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| Devon and N. Cornwall, and that in the Lahn and Dill areas of Germany. STRATIGRAPHY The stratigraphy of...major thrust. This thrust truncates the Ashburton limestone (Middle-Upper Devonian) to the north-east. A branch...along the north-west margin of the Ashburton limestone since the shales on the north-west are Upper,...the south, near Buckfastleigh, the Ashburton limestone thins considerably. A major synclinorium of Upper...grey shale sequence, with occasional lenses of limestone. The anticlinorium north of Dartington may not |
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| Justus-Liebig-UniversitĂ€t Senckenbergstrasse 3 35390 Giessen Germany K. WEBER Institut fĂŒr Geologie und Dynamik...Göttingen Goldschmidtstrasse 3 37077 Göttingen Germany Cataloging-in-Publication D a t a applied for...hosted an international conference in G6ttingen/Giessen, Germany. Discussions were focused on the Tectonothermal...compilation of the papers presented in G6ttingen/Giessen. Instead, it represents a coordinated volume designed...possible in a formerly divided world. Athens, Giessen, G6ttingen, 1994 R.D. DALLMEYER W. FRANKE K. |
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| be increased due to incorporation of shale or limestone fragments respectively. As to the relative age...diversities met with :â (1) The rock of a disused quarry about 600 metres south-west of Trelill (4 km. north-east...largely to the fact that the magmatic body abuts limestone on the west side (roof), but quartzose slates...is such that even at 1 metre distance from the limestone relatively large shreds of calcite aggregates...represent recrystallized fragments of the overlying limestone. On the other hand, slate inclusions are few and |
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| Devonian: A case study from the Lahn syncline, Rheinisches Schiefergebirge (Germany) P. Königshof a,â, H.-D....Frankfurt, Senckenberganlage 25, 60325 Frankfurt, Germany Hessisches Landesamt fĂŒr Umwelt und Geologie, Abteilung...RheingaustraĂe 186, 65203 Wiesbaden, Germany Carl-Orff-Ring 5, 87616 Marktoberdorf, Germany a r t i c l e i n f o...2009 Available online 8 October 2009 Keywords: Germany Rheinisches Schiefergebirge Devonian Submarine...New data from the Rheinisches Schiefergebirge in Germany offer insights into a complex marine basinal facies |
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| were to travel 2000 kilometres through Western Germany, set out on the journey which terminated at Cologne.... Massive bedded limestone (Massenkalk) of the Frasnian stage were seen in a quarry near Schmidthof....At the entrance of the quarry above the mas sive limestone, nodular limestone with marl passes up into...into pure grey marl beds. The nodular limestone is rich in fossils, especially Rhynchonella cuboides Mar...reticularis L. and Orthis iwanowi Tschern . In a quarry south of Walheim Station a good secti on of the |
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| allochthonous units underlying the ocean-derived Giessen Nappe can be attributed to the strongly extended...Altenhöferallee 1, D-60438 Frankfurt am Main, Germany. (E-mail: w.franke@em.uni-frankfurt.de). INTRODUCTION...Correlation of the Rheno-Hercynian Variscides between Germany and SW-England has a long-standing tradition (Franke...open questions. MAIN FEATURES COMMON ENGLAND AND GERMANY TO SOUTH-WEST It is largely agreed that the English...England; (2) establishment of an Early Carboniferous limestone platform on the siliciclastic shelf; (3) Devonian |
 | Eckelmann, Katja, Nesbor, Heinz-Dieter, Königshof, Peter, Linnemann, Ulf, Hofmann, Mandy, Lange, Jan-Michael, Sagawe, Anja (2014) Plate interactions of Laurussia and Gondwana during the formation of Pangaea â Constraints from UâPb LAâSFâICPâMS detrital zircon ages of Devonian and Early Carboniferous siliciclastics of the Rhenohercynian zone, Central European Variscides. Gondwana Research, 25 (4) 1484-1500 doi:10.1016/j.gr.2013.05.018 | Journal (article/letter/editorial) |
| KönigsbrĂŒcker Landstr. 159, D-01109 Dresden, Germany Hessisches Landesamt fĂŒr Umwelt und Geologie, Abteilung...Landesdienst, RheingaustraĂe 186, 65203 Wiesbaden, Germany Senckenberg Naturmuseen und Forschungsinstitute...Senckenberganlage 25, 60325 Frankfurt am Main, Germany a r t i c l e i n f o Article history: Received...par-autochthonous volcano-sedimentary complexes of the Lahn and DillâEder synclines. This paper reports a representative...autochthonous and par-autochthonous units of the LahnâDill and Kellerwald areas. A Lower Devonian sandstone |
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| eruptive rocks (weilburgites), widespread in the Lahn-region, is discussed in respect to its genesis. Their...series of rocks, extensively displayed in the Lahn region, as small magmatic bodies of lenticular (fish-like)...carbonate in the weilburgites:â (1) relics of limestone not recrystallized, in the form of great blocks...sedimentary rock ; (3) gradual dissolution of the limestone-boundary in the adjoining magmatic substance ;...pillows concentric zones of amygdales around a limestone centre, their distance increasing towards the |
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| GERMAN CONTINENTAL DEEP DRILLING PROGRAMME HARALD G. DILL Geological Survey of Lower Saxony, Continental Deep...Republic of Germany/Project Management, P.O. Box 51 01 53, D-3000 Hannover 51 (West Germany) (Received...revised and accepted February 22, 1989) Abstract Dill,H.G., 1989. Metallogeneticand geodynamic evolutionin...central European Variscides (Czechoslovakia, F.R. of Germany, German Democratic Republic) numerous ore deposits..."Continental Deep Drilling Programme of the F.R. of Germany" (i.e. KTB; KTB report, 1986). Prior to final selection |
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| the deposits....................... 72 Campine region..................................................consumption.......................................... 75 Germany..................................................district............................................ Lahn-Dill district.................................................................... Salzgitter-Iselde region........................................ Harz Mountains.... Kellerwald-Sauerland region................................... Lower Hesse........................ |
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| Petrology and Mineralogy University of Heidelberg, Germany Formerly Professor of Geology, School of Mines...geosyncline of the eastern Alps H.-J. SCHNEIDER (Munich, Germany) . . . . .. . . ... .. . . . 29 . .. . ... ....(Rolla, Mo., U.S.A.), P. RAMDOHR (Heidelberg, Germany) and W. C. PARK . . . . . . . . . . . . . . . ...and diasporitic bauxites I. VALETON (Hamburg, Germany) . . . . . . . . Discussion of papers in Part B...hisches Institut der Universitat, Heidelberg (Germany). 2 G . C. AMSTUTZ TABLE I RELATIONSHIP BETWEEN |
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| Rammelsberg massive sulphide Cu-Zn-Pb-Ba-Deposit, Germany: an example of sediment-hosted, massive sulphide...exhausted), stratiform iron mineralisation of the Lahn-Dill type, and numerous vein-type base-metal, barite...Braunschweig, Germany E. Walcher Consulting Geologist, Pointweg 7, D-95652 Waldsassen, Germany (previously...Chief Mine Geologist, Preuûag AG Metall, Goslar, Germany) deposits in this class, and the Rammelsberg should...controversial (e.g. Matte et al. 1990). The geographical region known as the Harz Mountains is one of several Variscan |
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| U.S. G. S., I9II, "Geology of the Lake Superior Region," by C. R. Van Hise and C. K. Leith; "Lake Superior...greatesteconomicimportance in the Lahn-Dill district in Nassau,Germany,where the annual productionis in...Similar ores also occur in the Harz Mountains in Germany, at a number of points in Moravia, and have recentlybeen...compositionand structure, and frequently grade over into limestone or schalstein. When calcareous,they are called...silicificationthey pass over into jaspers or ferruginous quartz. Frequently, but not extensively, the ore is specular'hematite |
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| A CROSS-SECTION THROUGH THE WESTERN PART OF THE LAHN SYNCLINE. VI. By Professor Franz Michels VII...(2). Westerwald between Sieg and Lahn. (3). Taunus between the Lahn and the plain of the upper Rhine...we find at several places (Kellerwald, Marburg, Giessen) beds containing graptolites, sandy and clay shales...parts fine clay marls, pure limestone, platy limestone and nodular limestone beds were deposited. The floor...quickly subsiding trough embracing the northern region-the south-western Sauerland, the northern and eastern |
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| Martin Meschede Laurence N. Warr The Geology of Germany A Process-Oriented Approach Regional Geology...Reviews Series editors Roland OberhÀnsli, Potsdam, Germany Maarten J. de Wit, Nelson Mandela University, Port...systematically present the geology of each country, region and continent on Earth. Each book aims to provide... Martin Meschede ⹠Laurence N. Warr The Geology of Germany A Process-Oriented Approach 123 Martin Meschede...and Geology University of Greifswald Greifswald, Germany Laurence N. Warr Institute of Geography and Geology |
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| SEDEX-type mineralizations of the Rhenish Massif (Germany) - implications for future Pb-Zn exploration By...meaneralisationen sowie zwei Eisenerzdistrikte vom Lahn-Dii1surements in Devonian shales along profiles...que deux districts ~t gisement de fer de type Lahn-Dill, s'alignent le long de la zone failleuse syns6dimentaire...clastic sediments revealed that the S E D E X and Lahn-Dill mineralizations at Gfinterod, Oberscheld, Oberhundem...SEDEX-typemineralizations of the Rhenish Massif (Germany) Zone, the Balve-Oberscheld fault zone, and the |
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| successions of Precambrian rocks of the Lake Superior region. ________________ 7. Activity of dissolved iron...chiefly according to the relative amounts of clastic quartz (in ironstone) or chert (in iron-formation). Data...exemplified by the ironstone of the Lahn-Dill district of Germany and the Helen iron-formation of the...percent Fe2O3 and 2.45 percent FeO, and the average limestone 0.54 percent combined Fe2O3 and FeO (Clarke, 1924...the common sedimentary rocks sandstone, shale, limestone, chert with retention of attributes of the parent |
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| Siliceous rocks of the Culm Basin, Germany HANS-JI~IRGEN GURSKY Geologisch-Pal~iontologisches Institut...Darmstadt, Schnittspahnstrasse 9, D-64287 Darmstadt, Germany Abstract: The classic Dinantian cherts of the...the Rhenish Massif and Harz Mountains, Germany, were analysed for their petrography and sedimentology. They...Formation, the Pale Chert Formation, the Siliceous Limestone Formation, and the Siliceous Transitional Formation...spiculitic chert, homogeneous chert, and silicified quartz-trachytic tephra and tuffite are the main chert |
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| and Fossil Areas In Germany By DR. WERNER LIEBER Dante Str. 50, Heidelberg, Germany In the January-February...to find out if there are any mineral clubs in Germany. Since this number of R&M was sent to the readers...situation here in Germany. The last question of Mr. Carter is very easy to answer. In Germany exists one club...the association is Dante-str. 50, Heidelberg, Germany. The club publishes a monthly magazine for collectors...time 1,600 members. About 90% of them live in Germany, the other 10% live in Holland, Austria, Switzerland |
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| and geology from aluminum to zirconium Harald G. Dill Institute of Geosciences, Gem-Materials Research...niversity Mainz, D-55099 Mainz, Becherweg 21, Germany a r t i c l e i n f o Article history: Received...reserved. doi:10.1016/j.earscirev.2009.10.011 2 H.G. Dill / Earth-Science Reviews 100 (2010) 1â420 by a pilot...57 60 60 62 62 62 62 65 65 65 65 66 66 66 H.G. Dill / Earth-Science Reviews 100 (2010) 1â420 9. 10...172 172 174 174 174 174 175 175 175 180 4 H.G. Dill / Earth-Science Reviews 100 (2010) 1â420 21. 22 |
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| and geology from aluminum to zirconium Harald G. Dill Institute of Geosciences, Gem-Materials Research...niversity Mainz, D-55099 Mainz, Becherweg 21, Germany a r t i c l e i n f o Article history: Received...reserved. doi:10.1016/j.earscirev.2009.10.011 2 H.G. Dill / Earth-Science Reviews 100 (2010) 1â420 by a pilot...57 60 60 62 62 62 62 65 65 65 65 66 66 66 H.G. Dill / Earth-Science Reviews 100 (2010) 1â420 9. 10...172 172 174 174 174 174 175 175 175 180 4 H.G. Dill / Earth-Science Reviews 100 (2010) 1â420 21. 22 |
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| intrusions of the older biotite-granite. Flows of grey, quartz-poor trachytes are associated with conglomerates...overlies the Cherts (37, p. 27). Near Newton Abbot quartz-keratophyres are prominent in the Lower Culm (36...Rheinish Slate-Hills.âEast of the Rhine, in the Lahn-Dill district, vulcanicity lasted from earliest Carboniferous...volcanics are poorly developed : in the Elsoff Valley a quartz-keratophyre tuff lies between Pj and P 2 shales...Tournaisian olivine-basalts occur in the Carboniferous Limestone on horizon y and in high Cx, sometimes associated |
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| IODINE IN KARST-TYPE PHOSPHORITES FROM THE LAHN REGION, GERMANY I~ GERMANN I, J.-M. PAGEL 1 and P.P. PAREKH...Iodine in karst-type phosphorites from the Lahn region, Germany. Chem. Geol., 25: 305--316. The concentration...Tertiary continental phosphorites from the Lahn region in Germany ranges from about 0.01% to 0.18%, the mean...environment and karst topography of a Devonian reef limestone. INTRODUCTION As a biophile element, iodine... 306 S a m p l i n g l o c a l i t i e s in the Lahn Phosphorite District ,., . ~ _ woltersDerg JWeilburg |
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| was shown important exposures in ECC's Greystone Quarry south-east of Launceston, on Brent Tor and in the...taking his B.A. in 1937 he went to Frankfurt in Germany, there to study under Professor Rudolf Richter...visit to the Ardennes and Eifel areas of West Germany by British geologists interested in Devonian geology...new Ichnogenus, and other trace-fossils of Wegber Quarry. L'pool Manchr. Geol. J., 3,73-81. 1962 Structures... Geology. In: Barlow, F. (ed.). Exeter and its Region. University of Exeter (on behalf of British Association) |
