| 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...fractionation of variable proportions of kaersutite and plagioclase. Development of peralkalinity in felsic rocks | | | Journal (article/letter/editorial) | individual ash falls are preserved in deep cores from Antarctica. The bulk of the debris is composed of dust-sized...attributed to volcanic sources in Antarctica, though sources outside Antarctica cannot be entirely discounted...a significant cooling of the atmosphere over Antarctica occurred at the same time. This cooling trend...conceivable that widespread eruption of volcanic ash in Antarctica during the latter part of the Wisconsinmay also...Introduction On 29 January 1968 the Antarctic Ice Sheet at Byrd Station was penetrated to a depth of 2164 m by deep | | | Report (chapter) | Mt. Murphy and the Crary Mountains, Marie Byrd Land, Antarctica THOMAS I. W I L C H ~ & W I L L I A...the Crary Mountains in eastern Marie Byrd Land (MBL), West Antarctica, provide records of changing ice...provides a proxy record of ice-level changes in West Antarctica, with the following three major conclusions....sequences at Mt. Murphy and several other sites in Marie Byrd Land. The combined Mt. Murphy and Crary Mountains...been active geological forces in Marie Byrd Land (MBL), West Antarctica, since middle Cenozoic time (LeMasurier | | | 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...Similarly, a glacier flowing rapidly from a cold high mountain area into a temperate zone may be composed of...deglaciation have been distinguished: (1) The Milne Land Stage ( ?Younger Dryas and Pre-Boreal) comprises...CLIMATE The Scoresby Sund region is defined as the land area of north-east Greenland draining into the wide | | | Journal (article/letter/editorial) | Cenozoic, mafic alkaline volcanic rocks from West Antarctica Received: 25 May 1993 / Accepted: 4 February...mafic alkaline volcanic rocks throughout West Antarctica (WA) occupy diverse tectonic environments. On...ceased along the Pacific margin of the AP. In Marie Byrd Land (MBL), by contrast, alkaline basaltic volcanism...and Coast Range batholith provinces. Unlike the western US, however, basaltic rocks throughout WA have...traits are shared by the volcanic rocks of the western Ross Sea, suggesting that a large plume head underlies | | | 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 tec¬ 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 | | 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,⁎, Sung Hi Choi...depth of ~35 km, below the stability field of plagioclase, where fractionation of kaersutite and associated...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...the youngest of the 2–3 active volcanoes in Marie Byrd Land (MBL), as indicated by 24 K-Ar and 40Ar/39Ar | | | Book | 1985 with his map of the McMurdo Sound area of Antarctica. We are pleased to republish these paintings...Ohio State University School of Earth Sciences and Byrd Polar Research Center 275 Mendenhall Laboratory...Ohio State University School of Earth Sciences and Byrd Polar Research Center 1465 Mt. Vernon Ave. Marion...tent camp in the Mesa Range of northern Victoria Land at the foot of Mt. Masley. Printed on acid-free...during the 1969/1970 field season. Prolog Antarctica! The very word brings to mind images of fierce |
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