 | | Journal (article/letter/editorial) | | diagenetic alteration in Tertiary pyroclastic rocks from Greece A. Hall", M . G . S t a m a t a k i s u, J.N. Walsh...Panepistimiopolis, Ano Ilissia, 15 7 84 Athens, Greece Received November 30, 1993; revision accepted March... Hydrated vitric tufts from Kozani in northern Greece and Heraklion in Crete contain from 158 to 390...Zeolitized ash and lapilli tufts from Santorini and from Lefkimi, NE Greece are much lower in their ammonium...K-feldspar in addition to zeolites, from Metaxades, N.E. Greece, have ammonium contents from 51 to 512 ppm. Measurements |  | | Journal (article/letter/editorial) | | Magma Genesis at the South Aegean Volcanic Arc Stone arches made by Nisyros ancient peoples using lava...50ââDOI: 10.2138/gselements.15.3.165 T he South Aegean volcanic arc consists of five volcanic fields...slab. Fluid/ sediment ratios are lowest in Santorini (Greece) where high lithospheric extension results...heat flux of any continental arc worldwide, the South Aegean is an ideal natural laboratory for studying...section through a volcanic island arc similar to that of the South Aegean volcanic arc. (A) Section showing |  | | Journal (article/letter/editorial) | | Composition of pigments of Santorini frescoes: The Rietveld method as an aid in qualitative phase analysis...the Greek group of volcanic islands known as Santorini have been examined by powder X-ray diffraction...ANALYSIS Excavations at Akrotiri on the Greek volcanic island Thera, the main island of the group of islands...islands known as Santorini, revealed a bronze age settlement that had been covered by a thick layer of pumice...The excavations showed that the islanders of Santorini had attained a high cultural and technical level |  | Bachmann, Olivier, Deering, Chad D., Ruprecht, Janina S., Huber, Christian, Skopelitis, Alexandra, Schnyder, Cedric (2012) Evolution of silicic magmas in the Kos-Nisyros volcanic center, Greece: a petrological cycle associated with caldera collapse. Contributions to Mineralogy and Petrology, 163 (1) 151-166 doi:10.1007/s00410-011-0663-y | Journal (article/letter/editorial) | | silicic magmas in the Kos-Nisyros volcanic center, Greece: a petrological cycle associated with caldera collapse...high-SiO2 rhyolite on Yali Island, which are low temperature and hydrous phases (sanidine, quartz, biotite),...Caldera cycle Volcanic petrology Arc magmatism Aegean arc Large volcanic eruptions Abstract Multiple...My in the Kos-Nisyros volcanic center (eastern Aegean sea). During this period, magmas have changed from...magmatic system located on the eastern edge of the Aegean subduction zone. Over the last 3â4 million years |  | | Report (chapter) | | London, Special Publications The geodynamics of the Aegean and Anatolia: introduction T. Taymaz, Y. Yilmaz...Dallas on May 28, 2014 The geodynamics of the Aegean and Anatolia: introduction T. TAYMAZ1, Y. YILMAZ2...including the surrounding areas of western Turkey and Greece, is indeed one of the most seismically active and...by the effects of subduction along the Hellenic (Aegean) arc and of continental collision in eastern Turkey...the African plate beneath western Turkey and the Aegean region is causing extension of the continental |  | Kirchenbaur, M., Munker, C., Schuth, S., Garbe-Schonberg, D., Marchev, P. (2012) Tectonomagmatic Constraints on the Sources of Eastern Mediterranean K-rich Lavas. Journal of Petrology, 53 (1) 27-65 doi:10.1093/petrology/egr055 | Journal (article/letter/editorial) | | Bulgarian lavas with those of lavas from Santorini. Santorini lavas are considered to sample the current...element and isotope inventory of the long-lived Aegean subduction zone system.This northward facing system...trace element and Sr^Nd^Hf^Pb isotope data for Santorini. These are evaluated together with previously...E-mail: Kirchenbaur@ uni-bonn.de enrichment in the Aegean realm. The Bulgarian lavas exhibit a broad range...subduction fluid components in comparison with the Santorini lavas. Collectively, the data presented for the |  | | Journal (article/letter/editorial) | | Evidence from mafic enclaves and their hosts in Aegean lavas G.F. Zellmer a,b,â, S.P. Turner c a Institute...UâTh isotope data of rocks from Nisyros in the Aegean volcanic arc are presented here. Pre-caldera samples...When these results are compared to data from Santorini in the same arc, there are many geochemical similarities...melts, and they erupt as viscous lava domes; in Santorini, evidence for geochemical hybridization of dacites...it appears that mafic enclaves in intermediate Aegean arc magmas consistently yield timescales of at |  | | Report (chapter) | | Plinian eruptions. The Aegean was stricken by the massive Minoan eruption of Thera Island (Doumas 1980), which...civilization (the towns of Knossos on Crete and Akrotiri on Thera were flourishing), Bronze Age settlements...highly porphyritic, sanidine-bearing white pumice is followed by tephri-phonolitic, sanidine- and pyroxene-bearing...fraction) EU2 EU3 Base Centre Top Base Centre Top Sanidine 10.3 Nepheline 0.1 Scapolite 0.1 Colourless cpx...fraction of the deposit is mainly represented by sanidine (Fig. 4d). The constant value of Md in the EU3 |  | | Book | | National and Kapodistrian University of Athens Athens Greece ISSN 2195-7029 (electronic) ISBN 978-3-319-55460-0...of the Aegean Volcanic Arc, was formed during the PlioceneâPleistocene age. The entire island is a stratovolcano...m, which was created in the central part of the island at least 24,000 years ago, after intense explosive...also manifested in several hot springs around the island at sea level, with their temperature ranging from...The volcanic centers of Nisyros Island, the neighboring volcanic island of Yali and the islets of Strongyli | | | Book | | National and Kapodistrian University of Athens Athens Greece ISSN 2195-7029 (electronic) ISBN 978-3-319-55460-0...of the Aegean Volcanic Arc, was formed during the PlioceneâPleistocene age. The entire island is a stratovolcano...m, which was created in the central part of the island at least 24,000 years ago, after intense explosive...also manifested in several hot springs around the island at sea level, with their temperature ranging from...The volcanic centers of Nisyros Island, the neighboring volcanic island of Yali and the islets of Strongyli |  | | Journal (article/letter/editorial) | | material lithic fragments biotite plagioclase sanidine pumice fragment glass shard rock fragment ...lithic fragments quartz biotite plagioclase sanidine pumice fragment glass shard rock fragment ...authigenic minerals quartz biotite plagioclase sanidine pumice fragment glass shard rock fragment ...minerals are quartz, minor biotite, plagioclase, and sanidine. The phenocryst content of vitric tuffs ranges...= dolomite, Sm = smectite, Bt = biotite, Sa = sanidine). CT-6 CT-11 CT-8 A-12 A-9 KL-5 KK-5 CPT-3 CPT-2 |  | | Report (issue) | | Y. Savascin . Neogene backarc volcanism of the Aegean: New insights into the relationship between BLO...isotopic traverse along the volcanism of the Aeolian Island arc, southern Tyrrhenian Sea, Italy: Inferences...intraplate Neogene magmatism in the Western Anatolia and Aegean area : Samuele Agostini Istituto di Geoscienze...Miocene to Pleistocene, Western Anatolia and the Aegean area were affected by scattered alkali basaltic...subduction of Africa beneath the Anatolian and Aegean plates. On the basis of geochemical and isotopic |  | | Journal (article/letter/editorial) | | implications for models suggesting mega-detachments in the Aegean Sea M . B R OĚ C K E R 1 , D . B I E L I N G 1...main unit of the Attic-Cycladic crystalline belt (Greece), white mica geochronology (RbâSr, KâAr, 40Arâ39Ar)...OligoceneâMiocene dates (c. 25â18 Ma). Marbles from Tinos Island contain high-Si phengite with RbâSr (phengiteâcalcite)...displacements (>100 km) for detachment faults in the Aegean Sea. A critical parameter for such models is the...area requires further investigation. Key words: Aegean Sea; 40Arâ39Ar dating; high-Si phengite; marbles; |  | | Report (chapter) | | ferromagnesian phase in contrast to the early Akrotiri centre, which contain nodules with abundant hornblende...recognized in Santorini lavas (Fouqu6 1879; Nicholls 1971a). Previous studies of Santorini volcanic rocks...processes that have influenced the evolution of Santorini magmas. Their petrology is documented in this...fractional crystallization in the petrogenesis of Santorini magmas. They also demonstrate that mafic plutonic...feldspars. Alkali feldspars range from anorthoclase to sanidine (Or9An8Ab83 to Or76AnzAba2) in composition (Fig |  | | Book | | analyses of young volcanic rocks of the south-Aegean region, Greece (from H. PICHLER and R. STENGELIN, 1968...areas of 181 young volcanic rocks of the Aegean Sea region/ Greece. (After H. PICHLER and R. STENGELIN, personal...minerals. In a still more crystalline specimen, sanidine will also have formed in sufficient amount to...coarse-grained holocrystalline specimen can all sanidine and nepheline be detected under the microscope...field B those of volcanoes in orogenic belts and island arcs. In field C enter the alkaline derivatives |  | Innocenti, F., Mazzuoli, R., Pasquare', G., Serri, G., Villari, L. (1980) Geology of the volcanic area north of Lake Van (Turkey) Geologische Rundschau, 69 (1) 292-323 doi:10.1007/bf01869038 | Journal (article/letter/editorial) | | limits of the studied area and in particular to the south-east of Lake Van, where it comes in contact with...it is characterized by a summit caldera, whose south-eastern rim is discontinued by an obsidian dome...NNE of So~iitlii; AG 85: Dacite lava flow, 5 km South of Pathos; AG 109: Ignimbrite, I km of Harabesor;...1107 0.84 0.03 1.0 plagioclase (An~o.eo), sanidine, two pyroxene and ore minerals. In one sample...present, usually showing instability characters. Sanidine appears in rhyolites. Among accessory minerals |  | Schneider, D.A., Senkowski, C., Vogel, H., Grasemann, B., Iglseder, Ch., Schmitt, A.K. (2011) Eocene tectonometamorphism on Serifos (western Cyclades) deduced from zircon depth-profiling geochronology and mica thermochronology. Lithos, 125 (1) 151-172 doi:10.1016/j.lithos.2011.02.005 | Journal (article/letter/editorial) | | preserving relict glaucophane from Serifos, western Aegean, are indicative of high-pressure conditions during...strengthens the tectonic interpretation. In the Aegean region, a south-directed extrusion wedge has been proposed...(CBU). In the extrusion wedge model for the eastern Aegean, Eocene exhumation of deep-seated parts of the...and the coeval CycladicâMenderes thrust to the south operating between 42 and 32 Ma (RbâSr and ArâAr...have been proposed for the central portions of the Aegean Sea, notably between Evia and Ios, where the CBU |  | | Report (issue) | | Aristotle University of Thessaloniki Thessaloniki, Greece THE GEOLOGICAL SOCIETY OF AMERICA Special Paper...shoulder of the sinistral Ecemis fault zone in south-central Turkey. The Tauride platform collided with...contractional and extensional deformation in the Aegean region. Sotirios Kokkalas, Paraskevas Xypolias...Doutsos 97 7. Tertiary and Quaternary tectonics of Greece. Demosthenis Mountrakis 125 8. Paleomagnetism...tectonic evolution of the Ionian zone, northwestern Greece . Lena Broadley, E. Platzman, J. Platt, M. Papanikolaou |  | | Book | | in trachytic agglomerate and tuff on Ascension Island, remarkable for the abundance, of fluid inclusions...feldspar is either a homogeneous soda-sanidine or a sanidineperthite. Sanidine is a characteristic feldspar of...averages about An9 (13). The granites of Lundy Island are British examples. Here, an Upper Granite, ...Portions of the âOld Graniteâ of the Vredefort region, South Africa, are made up of a rock of this kind with...batholiths such as the Coast Range batholith in south-eastern Alaska, and the Sierra Nevada batholith |  | | Book | | that potash contents of andesites increase across island arcs. By temperament VI Preface and age I prefer...active continental margin plate boundary ARC island arc plate boundary ATL Atlantic of passive continental...phenocrysts of plagioclase, but not quartz or sanidine or feldspathoid. The name andesite was coined...the andesites contained oligoclase, albite, or sanidine, in addition to the less abundant hornblende (Johannsen...were three fundamentally different magma series in island arcs: tholeiitic, high-alumina, and alkalic. To |  | | Book | | Pleistocene Basaltic Rocks in Volos Region (Central Greece) Reprinted from: Minerals 2019, 9, 627, doi:10...storage potential of selected areas in Croatia, Greece and Norway. In particular, SafticĚ et al. [10]...geological formations in the Volos area, Central Greece. The investigated lithologies are volcanic rocks...during the Pleistocene back-arc extension of the Aegean Sea. Based on their high porosity, low alteration...Pleistocene Basaltic Rocks in Volos Region (Central Greece). Minerals 2019, 9, 627. [CrossRef] Sundal, A.; |  | | Journal (article/letter/editorial) | | part of the region to the Arabian foreland in the south (Fig. 1). Contrib Mineral Petrol (2011) 162:573â597...alkaline nature of the volcanics from north to south across the region. Results from geophysical studies...K-feldspars are only found in rhyolitic samples and are sanidine in composition (ranging between An1â2 and Or 61â82)...and associated mafic inclusions of Cape Akrotiri, Santorini: the role of wet basalt in generating calcalkaline...Anatolian high plateau as a mantle supported, north-south shortened domal structure. Geophys Res Lett 30. |  | Hrstka, T., Gottlieb, P., SkĂĄla, R., Breiter, K., Motl, D. (2018) Automated mineralogy and petrology - applications of TESCAN Integrated Mineral Analyzer (TIMA) Journal of GEOsciences, 63 (1) 47-63 | Journal (article/letter/editorial) | | labradorite microcline orthoclase tremolite adularia sanidine spinel anorthite bytownite clinochlore glaucophane...slackwater deposition in the Flinders Ranges, semi-arid South Australia. Quat Sci Rev 29:2 673â2693 HaluzovĂĄ E...(QEMSCANÂŽ): a pilot study on LB I pottery from Akrotiri, Thera. J Archaeolog Sci 38: 219â232 Kwitko-Ribeiro |  | | Book (volume) | | ectite, gabbro inclusion in alkali basalt, lki Island, Japan (Aoki, 1968). Anal. K. Aoki. . 12 Broozite...hypersthenc-hornblende dacite, Hudson, Gosfonh area. New South Wales (Wilkinson, l 971). Anal. G . L Z. Kalocsai...Howie. Eulite, granulite, Broken Hill district, New South Wales (Binns, 1962). Anal. R. A. Binns. 46. Single-Chain...-0rthopyroxenc-quart2 rock, Pond Inlet, NE. Baffin Island (Howie, 1963). Anal. R. A. Howie. 27 Eulite, pyroxene-...gruoerite--siderite rock., Wabush lron Formatlon, south-western Labrador (Klem, 1966). (Cl 18-385, b 9¡020 |  | | Report (issue) | | and Wales Central and South Midlands District . . ⢠. 17 ⢠East Anglia and South-East England Unit . â˘...⢠⢠⢠19 . . South-Western District . . ⢠⢠. 22 Southern Wales and Welsh J\,1arches District ⢠. 24...⢠⢠37 . ⢠⢠⢠North Lowlands District . ⢠⢠39 South Lowlands District . ⢠. ⢠⢠⢠⢠40 . ⢠⢠Edinburgh...dolerite dyke on the north coast of Tohua Island, Duff Island, British Solomon Islands. A coal seam in...seas west of Shetland, and to a lesser extent the south-western seas. The Institute's own investigations |
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