 | | Journal (article/letter/editorial) | | environment, Barton Peninsula, King George Island, Antarctica DEBBIE C. ARMSTRONG* British Antarctic Survey, High...Volcanic-hosted advanced argillie alteration on Barton Peninsula comprises an assemblage of chalcedonic silica...F)IsC1,are reported at this locality, and in Antarctica, for the first time. The WNWstriking, 1 km-long...alteration, acid sulphate-type epithermal system, Antarctica. Introduction VOLCANIC- and plutonic-related...protoPacific and Pacific oceanic lithosphere beneath the Antarctic plate for most of the Mesozoic and Cenozoic (Thomson |  | | Journal (article/letter/editorial) | | hydrothermal veins and breccias on Hurd Peninsula, South Shetland Islands: a possible volcanic-related epithermal...deformed turbidites ROBERT C. R. W I L L A N British Antarctic Survey, Natural Environment Research Council,...June 1993; accepted 28 January 1994) Abstract - Quartz veins and vein-breccias in a greywacke-shale sequence...breccias up to a few metres thick. Hydrothermal quartz, chlorite, calcite and chalcedony predominate,...hypabyssal rocks were probably coeval with the Antarctic Peninsula Volcanic Group dominating Livingston Island |  | | Journal (article/letter/editorial) | | [21 K-Ar geochronology of the South Shetland Islands, Lesser Antarctica: apparent lateral migration of...R.J. Pankhurst 1 and J.L. Smellie 2 I British Antarctic Survey, Natural Environment Research Council,...volcanic and intrusive rocks from the South Shetland Islands, Antarctica, including about 50 not previously...the length of the island chain. T h e South Shetland Islands, a northeasterly trending archipelago some...about 100 km north of the Antarctic Peninsula (Fig. 1). The majority of the islands are formed of volcanic |  | Bastias, Joaquin, Calderón, Mauricio, Israel, Lea, Hervé, Francisco, Spikings, Richard, Pankhurst, Robert, Castillo, Paula, Fanning, Mark, Ugalde, Raúl (2020) The Byers Basin: Jurassic-Cretaceous tectonic and depositional evolution of the forearc deposits of the South Shetland Islands and its implications for the northern Antarctic Peninsula. International Geology Review, 62 (11). 1467-1484 doi:10.1080/00206814.2019.1655669 | Journal (article/letter/editorial) | | deposits of the South Shetland Islands and its implications for the northern Antarctic Peninsula Joaquin Bastias...deposits of the South Shetland Islands and its implications for the northern Antarctic Peninsula, International...deposits of the South Shetland Islands and its implications for the northern Antarctic Peninsula Joaquin Bastias...west coast of the northern Antarctic Peninsula. In the South Shetland Islands, Upper Jurassic deepmarine...sequence that crops out on Livingston, Snow and Low islands. U-Pb zircon ages are presented for the upper Anchorage |  | TROUW, R. A. J., PASSCHIER, C. W., SIMÕES, L. S. A., ANDREIS, R. R., VALERIANO, C. M. (1997) Mesozoic tectonic evolution of the South Orkney Microcontinent,
Scotia arc, Antarctica. Geological Magazine, 134 (3) 383-401 doi:10.1017/s0016756897007036 | Journal (article/letter/editorial) | | tectonic evolution of the South Orkney Microcontinent, Scotia arc, Antarctica R. A. J. TROUW*, C. W. PASSCHIER†...accepted 13 January 1997) Abstract – The South Orkney Islands are the exposed part of a continental fragment...fragment on the southern limb of the Scotia arc. The islands are to a large extent composed of metapelites and...Introduction The South Orkney Islands are located at 60°35'S, 45°00'W on the south side of the Scotia...Scotia arc, between South America and the Antarctic Peninsula (Fig. 1). The islands are the only exposed part |  | Martínez Cortizas, A., Rozas Muñiz, I., Taboada, T., Toro, M., Granados, I., Giralt, S., Pla-Rabés, S. (2014) Factors controlling the geochemical composition of Limnopolar Lake sediments (Byers Peninsula, Livingston Island, South Shetland Island, Antarctica) during the last ca. 1600 years. Solid Earth, 5 (2). 651-663 doi:10.5194/se-5-651-2014 | Journal (article/letter/editorial) | | Lake sediments (Byers Peninsula, Livingston Island, South Shetland Island, Antarctica) during the last ca...in Limnopolar Lake (Byers Peninsula, Livingston Island, South Shetland Islands), which spans the last ca...relatively enriched in 2 : 1 phyllosilicates and quartz. This was interpreted as reflecting the abundance...AP3) previously identified in lakes of Byers Peninsula. Some of the analyzed metals (Fe, Mn, Cu, and...mineral dust and trace elements (Cr among them) to Antarctica. At the same time, some features of the chemical |  | Rowley, P. D., Williams, P. L., Schmidt, D. L., Reynolds, R. L., Ford, A. B., Clark, A. H., Farrar, E., McBride, S. L. (1975) Copper mineralization along the Lassiter Coast of the Antarctic Peninsula. Economic Geology, 70 (5) 982-987 doi:10.2113/gsecongeo.70.5.982 | Journal (article/letter/editorial) | | MINER.4LIZ.4TION ALONG THE L.4SSITER OF THE ANTARCTIC PENINSULA Introduction CO.4ST chemicalanalyses,and...and climatic problemsof large-scalemining in Antarctica are enormousto- data). day, the discoveryof copperand...AntarcticPeninsulaare fides at many placeson the Antarctic Peninsula stocksand batholithsof the Cretaceousand...Las•iter Coastregion Peninsula Series (Carboniferous?to lower Mesoof the peninsula. One depositthereappearspromis-...Scattered Peninsulais geologically a continuationof the South patchesof gently folded to horizontalUpper CreAmericanAndes |  | | Journal (article/letter/editorial) | | GR Focus Review High-pressure metamorphism in Antarctica from the Proterozoic to the Cenozoic: A review...2012 Available online 8 August 2012 Keywords: Antarctica Eclogite Garnet peridotite Blueschist-facies...c t The survey of high-P metamorphic rocks in Antarctica can help clarify the geodynamic evolution of...have been long forgotten (George V Land; Eyre Peninsula in Australia). Stillwell (1918) described rocks...blueschist-facies imprint. Many terranes in East Antarctica underwent a tectonometamorphic evolution during |  | PIRRIE, D., CRAME, J. A., RIDING, J. B., BUTCHER, A. R., TAYLOR, P. D. (1997) Miocene glaciomarine sedimentation in the northern Antarctic
Peninsula region: the stratigraphy and sedimentology of the Hobbs
Glacier Formation, James Ross Island. Geological Magazine, 134 (6) 745-762 doi:10.1017/s0016756897007796 | Journal (article/letter/editorial) | | glaciomarine sedimentation in the northern Antarctic Peninsula region: the stratigraphy and sedimentology...Exeter, Redruth, Cornwall TR15 3SE, UK † British Antarctic Survey, High Cross, Madingley Road, Cambridge...onshore record of Cenozoic glaciation in the Antarctic Peninsula region is limited to a number of isolated...isolated localities on Alexander Island, the South Shetland Islands and in the James Ross Island area. In the...indicate that the glacier was flowing from the Antarctic Peninsula towards the southeast. Volcanic tuffs conformably |  | | Journal (article/letter/editorial) | | DEPOSITA © Springer-Verlag 1996 Orthomagmatic quartz and post-magmatic carbonate veins in a reported...Livingston Island, South Shetland Islands D.C. Armstrong, R.C.R. WUlan British Antarctic Survey, Natural...M o deposit in an Eocene pluton within the South Shetland Island magmatic arc has been re-interpreted...biotite + tourmaline pegmatite, massive 'grey' quartz, and quartz + tourmaline + bornite + chalcopyrite + molybdenite...alteration selvages, cemented by microcrystalline quartz, complex intergrowths of FeMg carbonate, bladed |  | | Journal (article/letter/editorial) | | United Kingdom 655 Metamorphic rocks in the Antarctic Peninsula region ANKE S. WENDT ∗ , ALAN P. M . VAUGHAN...VAUGHAN & ALEXANDER TATE British Antarctic Survey, Geosciences Division, High Cross Madingley Road, Cambridge...distribution of metamorphic rocks in the Antarctic Peninsula region, new quantitative peak pressure–temperature...pressure–temperature data along the Antarctic Peninsula, and a literature review on the current knowledge of metamorphic...metamorphic conditions in the Antarctic Peninsula region have been compiled into a single metamorphic |  | Machado, Adriane, Chemale, Farid, Conceição, Rommulo V., Kawaskita, Koji, Morata, Diego, Oteíza, Orlando, Van Schmus, William R. (2005) Modeling of subduction components in the Genesis of the Meso-Cenozoic igneous rocks from the South Shetland Arc, Antarctica. Lithos, 82 (3) 435-453 doi:10.1016/j.lithos.2004.09.026 | Journal (article/letter/editorial) | | Meso-Cenozoic igneous rocks from the South Shetland Arc, Antarctica Adriane Machadoa,T, Farid Chemale Jr...King George and Ardley islands (South Shetland arc, Antarctica). These islands were formed during subduction...subduction of the Phoenix Plate under the Antarctica Plate from Cretaceous to Tertiary. Isotopically (87Sr/86Sr)o...68, and 206Pb/204Pb from 18.28 to 18.81. The South Shetland rocks are thought to be derived from a depleted...samples of the South Shetland Islands. We use these data to discuss the South Shetland Arc mantle source |  | | Journal (article/letter/editorial) | | evolution of a subduction complex, South Shetland Islands, Antarctica R. A. J. TROUW 1, L . S . A . SI...Island group and at Smith Island, South Shetland Islands, Antarctica, with metamorphic ages of 120–80...about 5 kbar in zone VII. Results from the other islands of the Elephant Island group are comparable to...magmatic arc, with its continuation in the Antarctic Peninsula, provides one of the best documented histories...setting of the Antarctic Peninsula, including the South Shetland and South Orkney islands, is a magmatic |  | | Journal (article/letter/editorial) | | Contribution to the Petrography of the South Shetland Islands, the Palmer Archipelago, and the Danco...Danco Land Coast, Graham Land, Antarctica. By Or. W. Tyrrell, A.B.C.Sc, F.G.S., Lecturer in Geology, University...dealing with the rocks collected by the Belgian Antarctic Expedition (1897-99), and E. GOURDON,} investigating...investigating the specimens obtained by the first French Antarctic Expedition, have also described rocks from the...collected from the islands of the Balmer Archipelago. Material from the South Shetland Islands was collected |  | | Journal (article/letter/editorial) | | AMPHIBOLE ASSOCIATION ON SMITH ISLAND, SOUTH SHETLAND ISLANDS. ANTARCTICA SERGIO RIVANO l)epartamento de (;eolog[a...Island. located in the southv,cstcrn end of the South Shetland Archipclago. This association confirms the...metamorphic belt along the Pacific margin of the Antarctic Peninsula. This belt is considered to be the meridional...conditions known along portions of the Pacific margin of South America. I. Introduction area) it is ahnost impossible...Magallanes region in southernmost South America and the Antarctic Peninsula, the Instituto Ant~irtico Chileno |  | | Journal (article/letter/editorial) | | OCEANOLOGY Bottom Plateau Basalt Magmatism in Western Antarctic Seas of the Southern Ocean Corresponding Member...investigation of regional geodynamics of the Western Antarctic. The obtained data on the geology, geochemistry...in the eastern continental slope of the Antarctic Peninsula, 110 and 102 in the middle part of the abyssal...north of the large continental block of the South Orkney Islands. A detailed geological survey revealed the...is 20–21 km [6, 10, 11]. Dredging on the steep western slope of the rise brought approximately 100 kg |  | Park, Young Kyu, Lee, Jae Il, Jung, Jaewoo, Hillenbrand, Claus-Dieter, Yoo, Kyu-Cheul, Kim, Jinwook (2019) Elemental Compositions of Smectites Reveal Detailed Sediment Provenance Changes during Glacial and Interglacial Periods: The Southern Drake Passage and Bellingshausen Sea, Antarctica. Minerals, 9 (5) 322 doi:10.3390/min9050322 | Journal (article/letter/editorial) | | Southern Drake Passage and Bellingshausen Sea, Antarctica Young Kyu Park 1 , Jae Il Lee 2 , Jaewoo Jung...(J.I.L.); kcyoo@kopri.re.kr (K.-C.Y.) British Antarctic Survey, Cambridge CB3 0ET, UK; hilc@bas.ac.uk...Larsen Ice Shelf on the eastern Antarctic Peninsula continental shelf, western Weddell Sea embayment, show...components as compared with other possible West Antarctic sources, such as the Ross Sea embayment or King...King George Island, South Shetland Islands. Furthermore, two types of smectite (Al-rich and Al-poor) were |  | | Report (chapter) | | in a Cretaceous back-arc basin, northern Antarctic Peninsula G. W. Farquharson, R. D. Hamer & J. R. Ineson...SUMMARY: During Cretaceous times, the northern Antarctic Peninsula was the site of an active ensialic magmatic...Mesozoic through to late Tertiary times, the Antarctic Peninsula lay to the E of an active trench related...bearing a close similarity to the western cordillera of southern South America (Saunders & Tarney 1982)...developed over the area now occupied by the Antarctic Peninsula. Volcaniclastic strata (Jurassic-Tertiary) |  | | Report (issue) | | CIRCULAR 909 Petroleum and Mineral Resources of Antarctica Work done in cooperation with the National Science...Foundation Petroleum and Mineral Resources of Antarctica By John C. Behrendt, Editor GEOLOGICAL SURVEY...Branch of Distribution, U.S. Geological Survey, 604 South Pickett Street, Alexandria, VA 22304 CONTENTS...resources in Antarctica?, by John C. Behrendt . . . . . . Mineral occurrences of Antarctica, by Peter D...· · · · · · · · · · · The Dufek Intrusion of Antarctica and a survey of its minor metals and possible |  | | Report (issue) | | CIRCULAR 705 Mineral Resources of Antarctica Mineral Resources of Antarctica Compiled ancl eclitecl &y N...-----------------------Geologic provinces of Antarctica and presumed relationships to geologic provinces...occurrences of potentially valuable minerals 2 in Antarctica ----------------------------------------------Computer...plot of manganese nodule occurrences in the oceans south of lat 60° S. ____________________________ :.. __________________...----------------------------------5. Expected mineral deposits, Antarctica --------------------------- 20 26 4. TABLES |  | | Journal (article/letter/editorial) | | of soils of King George Island, South Shetland Islands, West Antarctica: Implications for pedogenesis in...fractions of soils on the Barton Peninsula, King George Island, West Antarctica have been forming during the...chemical weathering of bedrocks on the Barton Peninsula seems insignificant and that the soils are composed...element (REE) distribution patterns of the Barton Peninsula soils are slightly different from those of bedrocks...Patagonia, South America. Even in the warmer and humid climatic conditions in the maritime Antarctic region |  | | Journal (article/letter/editorial) | | subduction-accretion complex rocks of Fredriksen Island, South Orkney Islands B. C. STOREY & A. W. MENEILLY (Plates 1-7)...Summary. A melange on Fredriksen Island, South Orkney Islands, is part of a Mesozoic subductionaccretion...subductionaccretion complex which formed along the western, Pacific side of Gondwana. It consists of a chaotic arrangement...Island, which is situated within the South Orkney Islands on the south Scotia Ridge, forms part of a Mesozoic...Dalziel, 1982). This complex formed along the Antarctic Peninsula margin of Gondwana due to subduction of Pacific |  | | Book | | https://archive.org/details/antarcticgeologyOOOOsymp ANTARCTIC GEOLOGY AND GEOPHYSICS SCANDINAVIAN UNIVERSITY...- NUMBER I ANTARCTIC GEOLOGY AND GEOPHYSICS Edited by RAYMOND J. ADIE British Antarctic Survey, Department...Birmingham, Birmingham 15, England Symposium on Antarctic Geology and Solid Earth Geophysics, Oslo, 6-15...1970, organized by the SCIENTIFIC COMMITTEE ON ANTARCTIC RESEARCH and sponsored by the INTERNATIONAL UNION...of Antarctica can best be judged from the fact that 7 years after the 1963 Symposium on Antarctic Geology |  | | Report (chapter) | | marginal basin at the northern tip of the Antarctic Peninsula. Across the Drake Passage from the Bransfield...Bransfield Strait (Deception, Bridgeman, and Penguin Islands; Fig. 2) pointed out significant similarities (Tarney...Bransfield Strait ~ Drake Plate ..~0~ J ~-~~~:'~\ Shetland Microplate The Bransfield Strait (Fig. 1) is...marginal basin within the JurassicTertiary Antarctic Peninsula magmatic arc. It is one of the few modern...part of the Antarctic Plate. Extensions of the fracture zones south of the South Shetland Trench are inferred |  | Machado, Adriane, de Lima, Evandro Fernandes, Chemale, Farid, Alexandre, Felipe Marcelo, Sommer, Carlos Augusto, Figueiredo, Ana Maria Graciano, Almeida, Delia del Pilar Montecinos de (2008) Mineral Chemistry of Volcanic Rocks of South Shetland Archipelago, Antarctica. International Geology Review, 50 (2) 154-162 doi:10.2747/0020-6814.50.2.154 | Journal (article/letter/editorial) | | Chemistry of Volcanic Rocks of South Shetland Archipelago, Antarctica a b Adriane Machado , Evandro...Chemistry of Volcanic Rocks of South Shetland Archipelago, Antarctica, International Geology Review,...Chemistry of Volcanic Rocks of South Shetland Archipelago, Antarctica ADRIANE MACHADO,1 Downloaded by...Livingston, Robert and Ardley islands (South Shetland Arc, Antarctica). These rocks include basalts and...bytownite and labradorite in Livingston and Robert islands. Nevertheless, some Robert Island phenocrysts are |
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Maldonado Base, Guayaquil Bay, Greenwich Island, South Shetland Islands, Antarctic Peninsula, Western Antarctica, Antarctica