 | | Journal (article/letter/editorial) | | greywackes and sandstones (GivetianâVisean, Variscides, Germany) as indicators of ultramafic source rocks MARTIN...Braunschweig, Postfach 3329, D-38023 Braunschweig, Germany (Received 11 November 1998; accepted 29 March...Rhenohercynian greywackes from the Harz Mountains (FamennianâVisean), the Werra greywacke (FrasnianâFamennian) and...in sandstones of the Givetian Stiege beds (East Harz nappe). These sandstones are derived from the area...(96 of 137 samples) of flysch greywackes from the Harz Mountains, as well as from the Werra nappe and the |  | | Journal (article/letter/editorial) | | view of the successionof the Palmozoicrocks of the Harz. Upper Silurianrocks. Devonian locks. Transition...surrounding the Harz. Upper Coal, and Permian Deposits. Secondary or Mesozoicrocks, N. of the Harz. RECAPITULATION...insulated mountain-tracts of the Thiiringerwald and the Harz, which in bygone years were traversed by no post...rocks in the Rhenish provinces and those with of the Harz, and also endcavoured to indicate the German districts...first comparative survey of the older rocks of Germany was made, no one had developed in any part of that |  | | Journal (article/letter/editorial) | | (1995) 235-250 The Neoproterozoic terranes of Saxony (Germany) U.-G. Linnemann Friedrich-Schiller University...Geological Sciences, Burgweg 11, D-07749 Jena, Germany Received 30 March 1993;revised versionaccepted...Abstract The Precambrian of Germany mainly outcrops in the states of Saxony and Thuringia. The Proterozoic...Neoproterozoic sedimentation at least in two cases in Saxony was interrupted by the Cadomian orogenesis that...likely that the Cadomian consolidated terranes of Saxony were parts of periGondwana. 1. Introduction In |  | | Journal (article/letter/editorial) | | largely composed of mica associated with the smallest quartz grains of the deposit. All such instances are distinct...succession of graded beds, each bed begins with quartz 86 Professor E. B. Baileyâ and felspar grains...Harlech Castle, close to Harlech station ; (2) in a quarry by the main road at the southern entrance to Barmouth...hitherto been tacitly accepted without proof. GREYWACKE. The OrdoVician and Silurian sandstones of the...among the first rocks to be called greywacke outside of the Harz. Robert Jameson, Werner's mouthpiece |  | | Journal (article/letter/editorial) | | Viisterbotten, montcbrasite, 414. Germany (Deutschland) Chursdorf, Penig, Saxony, amblygonite, 414. Drachenfels...Eifel, spinel-lherzolite xcnoliths, 736. Harzgerode, Harz, ulhnannite, 26. Leiehtenberg, Fiehtelbegirge, gersdorffite... Silberbaeh, Bavaria, omphacite, 6I. Wolf~berg, Harz, gersdorffite, 26; plagionite, hcteromorphite, 442...Upnor, Kent. Cornwall Bosahan quarry, Falmoath, biotite, 21o. Dean quarry, Coverack, The Lizard, analcime...lherzolite, diorite, pyroxenite, 37o. Zaria, cleaved quartz, 734. Somalia Darkainle, mboziite, 317. Congo |  | Cabral, Alexandre Raphael, LieĂmann, Wilfried, Lehmann, Bernd (2015) Gold and palladium minerals (including empirical PdCuBiSe3) from the former Roter BĂ€r mine, St. Andreasberg, Harz Mountains, Germany: a result of low-temperature, oxidising fluid overprint. Mineralogy and Petrology, 109 (5) 649-657 doi:10.1007/s00710-015-0396-0 | Journal (article/letter/editorial) | | former Roter BĂ€r mine, St. Andreasberg, Harz Mountains, Germany: a result of low-temperature, oxidising...deposits of St. Andreasberg in the middle-Harz vein district, Germany, native gold and palladium minerals occur...silver-mining district of St. Andreasberg in the Harz Mountains, Germany (Fig. 1). Our findings illustrate an example...Adolph-Roemer-Str. 2A, 38678 Clausthal-Zellerfeld, Germany 2 Lehrbergwerk Grube Roter BĂ€r Sankt Andreasberg...Andreasberg, Rosdorfer Weg 33a, D-37073 Göttingen, Germany The material investigated here was collected in |  | SĆodczyk, E., Pietranik, A., Breitkreuz, C., Fanning, C.M., Anczkiewicz, R., Ehling, B.-C. (2016) Rhyolite magma evolution recorded in isotope and trace element composition of zircon from Halle Volcanic Complex. Lithos, 248. 402-417 doi:10.1016/j.lithos.2016.01.029 | Journal (article/letter/editorial) | | Bernhard-von-Cotta-Str. 2, TU Bergakademie, Freiberg, Germany Research School of Earth Sciences, The Australian...KrakĂłw, Poland Saxony â Anhalt State Survey for Geology and Mining, Halle, Germany D 5 MA 4 TE...(CEB-LIP) extending from the North Sea across northern Germany into AC Poland (Paulick and Breitkreuz, 2005;...extending from the North MA Sea across northern Germany into Poland and comprising approximately 80,000...Complex (HVC), which is situated within the Saxony-Anhalt section of the MGCZ (Fig.1). The HVC consists |  | | Journal (article/letter/editorial) | | Gold-bearing ferroselite (FeSe2) from Trogtal, Harz, Germany, and significance of its Co/Ni ratio Alexandre...Adolph-Roemer-Str. 2A, 38678 Clausthal-Zellerfeld, Germany; alexandre.cabral@ tu-clausthal.de Geodynamics...WĂŒrzburg, Germany GeoZentrum Nordbayern, Lithosphere Dynamics, SchloĂgarten 5a, 91054 Erlangen, Germany Corresponding...the cobalt selenide trogtalite, in the Harz Mountains, Germany, forms a trogtaliteâferroselite assemblage...hematite-impregnated carbonate veins, emplaced in a reddened greywacke of Lower Carboniferous age. Ferroselite contains |  | Alles, Jonas, Ploch, Alexander-Maria, Schirmer, Thomas, Nolte, Nicole, Liessmann, Wilfried, Lehmann, Bernd (2019) Rare-earth-element enrichment in post-Variscan polymetallic vein systems of the Harz Mountains, Germany. Mineralium Deposita, 54 (2) 307-328 doi:10.1007/s00126-018-0847-8 | Journal (article/letter/editorial) | | post-Variscan polymetallic vein systems of the Harz Mountains, Germany Jonas Alles 1 & Alexander-Maria Ploch 1...Accepted: 5 October 2018 # Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract Carbonate...polymetallic Pb-Zn-Cu-Ag vein systems in the Upper Harz Mountains has elevated rare earth element contents...gangue is detected in polymetallic veins all over the Harz Mountains, which seems to be a diagnostic feature...Mesozoic fluid system. However, the Upper (western) Harz systems with no fluorite have more elevated REE |  | | Journal (article/letter/editorial) | | other turbidite deposits, thirty-one samples of greywacke from the Normanskill formation near Normanskill...fresh material were collected. was recorded. Greywacke and shale samples were also taken from the Quebec...formation was sampled by collecting from one large quarry in New York state. Several miscellaneous greywackes...persons. Several thin-sections were cut from each greywacke sample and most of the remainder was crushed using...formations. Two formations consisting of shale and greywacke or shale and arkose sequences were selected to |  | | Journal (article/letter/editorial) | | mixtures with quartz or dickite or both, i28. Amblygonite, France, Maine, New South Wales, Saxony, anal., cell-dimensions...albite, I56; - - , anal., d2o i, 489. Amoibite, Germany, anal., opt., X-ray, 26. Amos Stream, New Caledonia...682; Norway, anal., 693; Norway, exsolution of quartz from, 815. Bit Meneiga, Egypt, antigorite, lizardite...Australia, alkali feldspar, anal., d2oi, 489. Bosahan quarry, Falmouth, Cornwall, biotite, 2IO. BOWDEN (P.)...Egypt, 394; New Zealand, 375. Chursdorf, Penig, Saxony, amblygonite, 414. Cinnabar, Yorkshire, xlii. CLARK |  | | Report (chapter) | | Siliceous rocks of the Culm Basin, Germany HANS-JI~IRGEN GURSKY Geologisch-Pal~iontologisches Institut...Darmstadt, Germany Abstract: The classic Dinantian cherts of the Rhenish Massif and Harz Mountains,... Germany, were analysed for their petrography and sedimentology. They occur in five lithostratigraphic...spiculitic chert, homogeneous chert, and silicified quartz-trachytic tephra and tuffite are the main chert...metabentonites, limestone turbidites, greywackes and quartz arenites. The siliceous rocks were deposited in |  | | Report (chapter) | | Saxonian Granulitgebirge, 1: Flechtingen Hills, 2: Harz Mountains, 3: Rheinisches Schiefergebirge, 4: Ardennes...Lower Palaeozoic. One is the Granulitgebirge in Saxony and the other is the Hesperian massif. The Granulitgebirge...of the Hesperian massif, the Granulitgebirge in Saxony 5 has lensoid eclogites and pyriclasites which...Behr's (1961) analyses of fabrics have shown that quartz fabrics in the core granulites are dominantly those...(Kuijper 1979). Just as the Granulitgebirge in Saxony lacks preferred lattice orientation where granoblastic |  | | Book | | by Gloucester Typesetting Co. Ltd. Printed in Germany Contents Translator's Foreword 4 Foreword ...known in some parts of the Continent, including Germany. Ore: Ores are deposits of minerals, which contain...various ways. The well-known minerals feldspar, quartz and mica derive from gases, generally below the...combinations, known as parageneses, e.g. feldspar and quartz. Others exclude each other, e.g. feldspar and rock...pyramids rhombohedron apatite beryl, corundum calcite quartz tourmaline orthorhombic rhombic prisms pyramids |  | FISCHER, CORNELIUS, DUNKL, ISTVĂN, VON EYNATTEN, HILMAR, WIJBRANS, JAN R., GAUPP, REINHARD (2012) Products and timing of diagenetic processes in Upper Rotliegend sandstones from Bebertal (North German Basin, Parchim Formation, Flechtingen High, Germany) Geological Magazine, 149 (5) 827-840 doi:10.1017/s0016756811001087 | Journal (article/letter/editorial) | | German Basin, Parchim Formation, Flechtingen High, Germany) C O R N E L I U S F I S C H E R â ¶â , I S T V...eologie, Georg-August-UniversitĂ€t, Göttingen, Germany âĄDepartment of Isotope Geochemistry, Vrije Universiteit...Geowissenschaften, Friedrich-Schiller-UniversitĂ€t, Jena, Germany ¶Department of Earth Science, Rice University,...from Bebertal outcrops (Flechtingen High, North Germany) are an analogue for deeply buried Permian gas...rims also indicate sandstone sections with low quartz and feldspar cement concentrations but high loss |  | | Journal (article/letter/editorial) | | Japan b Geochemisches Institut, D 37077 Gottingen, Germany š Received 12 June 1997; accepted 17 December 1997...placed in a quartz combustion tube Ćœdiameter: 20 mm, length: 450 mm.. The end of the quartz tube was connected...a certain rock species in a region as large as Germany, Japan or western Europe. Our analytical program...Shale, marine Triassic, Friedland near Goettingen Germany Shale, C org -rich Archean Fig Tree, South Africa...Braunschweig, Germany ĆœPr 724. 7.4% C Shale, C org -rich Upper Permian Kupferschiefer Eisleben. Germany 6.9% C |  | Floyd, P. A., Leveridge, B. E., Franke, W., Shail, R., Dörr, W. (1990) Provenance and depositional environment of Rhenohercynian synorogenic greywackes from the Giessen Nappe, Germany. Geologische Rundschau, 79 (3) 611-626 doi:10.1007/bf01879205 | Journal (article/letter/editorial) | | synorogenic greywackes from the Giessen Nappe, Germany. By E A. FLOYD, Keele, B. E. LEVERIDGE,Exeter,...that both the northern and the southern Giessen Greywacke groups were derived from a *) Authors' addresses:...from an acand it can be confidently traced from the Harz tive plate margin to the south of the RhenohercyniMountains...equivalent of cynian greywackes in S.W. England and Germany the Rhenohercynian sequences in central Europe...of studies have demonfrom the British Isles to Germany are an example strated that sandstone compositions |  | | Journal (article/letter/editorial) | | of consolidation contain increasing fractions of quartz and decreasing feldspar from Carboniferous and...latter is imprinted by the Variscan magmatism. Quartz as used for numerous Medieval wood ash glasses...outside Germany mostly with a small or none Eu anomaly. Keywords Graywackes Sandstones Quartz Rare...elements Medieval glass We have investigated quartz-bearing coarse-grained sedimentary rocks as originally...detritus of the Variscan orogenic mountains in Germany. This orogeny occurred from about 380 to 240 Ma |  | | Journal (article/letter/editorial) | | THE GREYWACKE PROBLEM W. A. CUMMINS (Read at Liverpool, 15th November, 1960) Greywacke is a kind of...the essential characteristic of greywacke and the essence of the greywacke problem. The mode and environment...post-depositional alteration hypothesis for the origin of greywacke. CONTENTS HISTORICAL SUMMARY (a) Greywackes ...Possible mechanisms ......... (b) Factors affecting greywacke formation ... 1. ... ... ... ... ... ... ....Vol. 3, Pt. 1, 1962. 51 W.A. CUMMINS 156). Greywacke was clearIy defined by Jameson in 1808 as a kind |  | | Book | | Corriegills, Arran (ordinary light) Pitchstone, Meissen, Saxony. Pitchstone, Corriegills, Arran (polarised light)...Tridymite Trachyte, New Zealand Quartz-Felsite, Vosges (ordinary light) Quartz-Felsite, Vosges (polarised...Dunite, Lherzolite, Lherz Olivine-Serpentine, Saxony Enstatite-Serpentine, Baste Nephelinite, Odenwald...Palagonite Tuff, Burntisland Ferruginous Sandstone Greywacke . Freshwater Limestone, Swanage Chalk (elaborated)...WolkenTridymite Trachyte, New Zealand ; burg ; Quartz- Felsite, Vosges Fclsite', Dacite, Hungary; Hornblende- |  | | Journal (article/letter/editorial) | | Hydrogeochemical characteristics of mine water in the Harz Mountains, Germany â Elke Bozaua, , Tobias Lichab, Wilfried...A.-Römer-Str. 2A, 38678 Clausthal-Zellerfeld, Germany UniversitĂ€t Göttingen, Angewandte Geologie, Goldschmidtstr... 37077 Göttingen, Germany A R T I C L E I N F O A B S T R A C T Keywords: Harz Mountains Hydrogeochemistry...adits) from diïŹerent former mining districts of the Harz Mountains and the nearby Kupferschiefer (copper...and at the deeper levels of the mines in the Upper Harz Mountains. The waters of the diïŹerent mining districts |  | | Book | | poly.morph of graphite and diamond. The minerals quartz , cristobalite, citrine, amethyst, and tridymite...talc gypsum calcite fluorite apatite orthoclase quartz topaz corundum diamond fingernail: rubbing fingernail:...are even harder and will scratch to hardness 6. Quartz, Mohs' hardness 7, will visibly scratch window...weight of the same volume of water. For instance, quartz with a density of 2.65 is 2.65 times as heavy as...rock-forming minerals that make up sand such as quartz and feldspar. This is the principle of panning | | | Book | | poly.morph of graphite and diamond. The minerals quartz , cristobalite, citrine, amethyst, and tridymite...talc gypsum calcite fluorite apatite orthoclase quartz topaz corundum diamond fingernail: rubbing fingernail:...are even harder and will scratch to hardness 6. Quartz, Mohs' hardness 7, will visibly scratch window...weight of the same volume of water. For instance, quartz with a density of 2.65 is 2.65 times as heavy as...rock-forn1ing minerals that make up sand such as quartz and feldspar. This is the principle of panning | | | Book | | talc gypsum calcite fluorite apatite orthoclase quartz topaz corundum diamond Simple testing devices...weight of the same volume of water. For instance, quartz with a density of 2.65 is 2.65 times as heavy as...rock-forming minerals that make up sand such as quartz and feldspar. This is the principle of panning...by: phosphorite. Found in: Saarland; Ruhr valley; Saxony; Vesuvius, Etna/lraly; Hekla/Iceland; Hawai, California/USA;...carnallitc, gypsum, halite, calcite. Found in: Lower Saxony/Germany; Czechoslovakia; Yugoslavia; Surrey/England | | | Book | | polymorph of graphite and diamond. The minerals quartz, cristobalite, citrine, amethyst, and tridymite...crystals is often called multiple twinning. Pyrite Quartz 14 Mineral Aggregates are called aggregates...talc gypsum calcite fluorite apatite orthoclase quartz topaz corundum diamond fingernail: rubbing fingernail:...are even harder and will scratch to hardness 6. Quartz, Mohsâ hardness 7, will visibly scratch window...instance, Volume can be determined in several quartz with a density of 2.65 is 2.65 different ways: |
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