 | LeMasurier, Wesley E., Futa, Kiyoto, Hole, Malcolm, Kawachi, Yosuke (2003) Polybaric Evolution of Phonolite, Trachyte, and Rhyolite Volcanoes in Eastern Marie Byrd Land, Antarctica: Controls on Peralkalinity and Silica Saturation. International Geology Review, 45 (12) 1055-1099 doi:10.2747/0020-6814.45.12.1055 | Journal (article/letter/editorial) | | Trachyte, and Rhyolite Volcanoes in Eastern Marie Byrd Land, Antarctica: Controls on Peralkalinity and Silica...Trachyte, and Rhyolite Volcanoes in Eastern Marie Byrd Land, Antarctica: Controls on Peralkalinity and Silica...Trachyte, and Rhyolite Volcanoes in Eastern Marie Byrd Land, Antarctica: Controls on Peralkalinity and Silica...Otago, Dunedin, New Zealand2 Abstract In the Marie Byrd Land volcanic province, peralkaline and metaluminous...Introduction THE LATE CENOZOIC volcanic province in Marie Byrd Land (MBL) lies on the Pacific coast of the West |  | LeMasurier, Wesley, Choi, Sung Hi, Kawachi, Yosuke, Mukasa, Sam, Rogers, Nick (2018) Dual origins for pantellerites, and other puzzles, at Mount Takahe volcano, Marie Byrd Land, West Antarctica. Lithos, 296. 142-162 doi:10.1016/j.lithos.2017.10.014 | Journal (article/letter/editorial) | | puzzles, at Mount Takahe volcano, Marie Byrd Land, West Antarctica Wesley LeMasurier a,â, Sung Hi Choi...basanite, intermediate rocks, and pantellerites. All rock types can be adequately modeled by fractional crystallization...crystallization of basanite - the only basaltic rock exposed here. The ne-trachytes can be explained by...magma chambers. Mt. Takahe is unusual among Marie Byrd Land volcanoes for its geochemical anomalies. These...include the lowest 143 Nd/144Nd ratios in West Antarctica, and unusually high but unpredictable Ba values |  | | Journal (article/letter/editorial) | | microfossils in the Ellsworth LandâAntarctic PeninsulaâWeddell SeaâDronning Maud Land sector (240°Eâ0°â015°E)...Hfâisotopes Erratics Recycled microfossils Ice-covered Antarctica a b s t r a c t The age and composition of the...we present four new analyses (UâPb age, TDM and rock type) of detrital zircons from Neogene turbidites...Peninsula (AP) is West Antarctica, and of detritus east of the AP East Antarctica. We conïŹrm that the Central...beneath the ice in East Antarctica south and southeast of Dronning Maud Land within the Antarctic part |  | LeMasurier, Wesley E., Choi, Sung Hi, Kawachi, Y., Mukasa, Samuel B., Rogers, N. W. (2011) Evolution of pantellerite-trachyte-phonolite volcanoes by fractional crystallization of basanite magma in a continental rift setting, Marie Byrd Land, Antarctica. Contributions to Mineralogy and Petrology, 162 (6) 1175-1199 doi:10.1007/s00410-011-0646-z | Journal (article/letter/editorial) | | magma in a continental rift setting, Marie Byrd Land, Antarctica Wesley E. LeMasurier âą Sung Hi Choi âą...2011 Ă Springer-Verlag 2011 Abstract The Marie Byrd Land province includes 18 large (up to 1,800 km3)...but these rocks probably make up\10% of volcanic rock in the province. This paper describes pantellerite...rocks by fractional crystallization. Keywords Marie Byrd Land dome Polybaric fractionation Pantellerite...which is available to authorized users. The Marie Byrd Land (MBL) province lies within the West Antarctic |  | SimĂ”es Pereira, Patric, van de Flierdt, Tina, Hemming, Sidney R., Frederichs, Thomas, Hammond, Samantha J., Brachfeld, Stefanie, Doherty, Cathleen, Kuhn, Gerhard, Smith, James A., Klages, Johann P., Hillenbrand, Claus-Dieter (2020) The geochemical and mineralogical fingerprint of West Antarctica's weak underbelly: Pine Island and Thwaites glaciers. Chemical Geology, 550. 119649pp. doi:10.1016/j.chemgeo.2020.119649 | Journal (article/letter/editorial) | | which is presently larger than anywhere else in Antarctica (e.g. Paolo et al., 2015). Melting of Jo ur...bottom panel) of the Amundsen Sea sector of West Antarctica, including geological units discussed in the...shown as black squares. Inset: Satellite image of Antarctica, showing the borders of the ice drainage basins...calving is larger than elsewhere around re Antarctica (Liu et al., 2015), and rafting of debris by...2013). On Dorrel Rock, southwest of Mt. Murphy, a single outcrop composed of a coarse-grained gabbro, which |  | | Journal (article/letter/editorial) | | microfossils in the Prydz BayâWilkes LandâRoss SeaâMarie Byrd Land sector (70°â240°E) J.J. Veevers â, A...Hf-isotopes Erratics Recycled microfossils Ice-covered Antarctica a b s t r a c t The age and composition of the...detrital zircons analysed for UâPb age, TCDM, ΔHf, and rock type, including ïŹve new analyses of Neogene turbidites...red sandstone along the coast of Wilkes Land and George V Land indicate a red-bed provenance in the interior...the Earth's land area) covered by ice: (1) detrital zircons in sediment shed from Antarctica (e.g., Belyatsky |  | | Book | | earth scientists in the scientific exploration of Antarctica can best be judged from the fact that 7 years...geology and solid earth geophysical literature of Antarctica. It is worth noting that two important differences...where earth scientists have but a fragment of Antarctica exposed to study and at times make, in some cases...parts of Antarctica, and the infuence of new plate tecÂŹ tonic thinking not only in Antarctica but in its...Adie freedom of the SCAR nations working in Antarctica, to give to SCAR his services, for the second |  | | Report (issue) | | investigation of Cenozoic tectonics and glaciation in Antarctica by D. J. DREWRY 43 Volcanic record of Antarctic...of West Antarctica by B. s. JOHN 75 Tors, rock weathering and climate in southern Victoria Land, Antarctica...evidence of strong interfacial adhesion between ice and rock at temperatures below the melting point, so that...because of the possibility of lateral expansion of the rock into lee-side cavities. They are thus likely to...Revised MS received 9 N ovem her 197 I ABsrRACT. Rock wear by sliding ice is considered a function of |
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