| | Journal (article/letter/editorial) | Phonolite–Trachyte Succession at Mount Sidley, Marie Byrd Land, Antarctica KURT S. PANTER1∗, PHILIP R. KYLE1...the Late Pliocene (5·7 to 4·2 Ma) Mt Sidley volcano, Marie Byrd Land, is examined using major and trace...caldera exposes lavas and tephras, deep within Mt Sidley, and allows its magmatic evolution to be elucidated...compositions in both series fall within a narrow range of 87Sr/86Sri (0·7028– 0·7032), 143Nd/144Ndi (0·51285–0·51290)...apatite from basanite to derive 35% mugearite, 25% benmoreite and 20% phonolite as residual liquids. Fractional | | 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...contamination. We focus on volcanoes of the Executive Committee Range and Mount Murphy, where we find good representation | | 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 • Sung Hi Choi •...2011 Ó Springer-Verlag 2011 Abstract The Marie Byrd Land province includes 18 large (up to 1,800 km3)...isotopic equilibrium throughout the basalt-felsic range, and the results of modeling, all exclude significant...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 | | | Report (chapter) | evolution of hydrovolcanic deltas in Marie Byrd Land, Antarctica W. E. L E M A S U R I E R University...wlemasur@carbon.cudenver.edu) Abstract: The Marie Byrd Land volcanic province is a late Cenozoic alkaline...basalttrachyte volcanic field on the Pacific coast of West Antarctica. Most of these volcanoes are partially buried...province-wide lack of pillow lava cores in Marie Byrd Land englacial volcanoes, and factors that may be...ice or water level. Hydrovolcanic phenomena in Antarctica have been compared to this model since the earliest | | | Journal (article/letter/editorial) | Cenozoic, alkalic volcanic lineages at Mount Morning, West Antarctica and their entrained lithospheric mantle...identified at Mount Morning, a Cenozoic to recent, eruptive centre in the Ross Sea, West Antarctica, which is...trace element and isotope variation (Sr–Nd–Pb) in Mount Morning basaltic rocks and entrained xenoliths suggests...volcanic rocks in Antarctica (Victoria Land – including Mount Morning – and Marie Byrd Land), Zealandia and...measured in some SCLM xenoliths and volcanic rocks at Mount Morning, and in volcanic rocks across the DAMP, | | Brenna, Marco, Pontesilli, Alessio, Mollo, Silvio, Masotta, Matteo, Cronin, Shane J., Smith, Ian E.M., Moufti, Mohammed Rashad Hassan, Scarlato, Piergiorgio (2019) Intra-eruptive trachyte-phonolite transition: Natural evidence and experimental constraints on the role of crystal mushes. American Mineralogist, 104 (12) 1750-1764 doi:10.2138/am-2019-6963 | Journal (article/letter/editorial) | suite displaying compositional transition from benmoreite-trachyte to phonolite has been observed within... We performed crystallization experiments on benmoreite and trachyte starting compositions to simulate...low temperature (850–900 °C) and anhydrous (for benmoreite) or hydrous (for trachyte) conditions. At low...(<200 MPa) reservoirs. In the Marie Byrd Land volcanic province (Antarctica), LeMasurier et al. 1750 Downloaded...of the Al Shaatha eruption along a wadi on the western side of the volcano. The crater rim (dashed) is | | | Book | 6-15 August 1970, organized by the SCIENTIFIC COMMITTEE ON ANTARCTIC RESEARCH and sponsored by the INTERNATIONAL...earth scientists in the scientific exploration of Antarctica can best be judged from the fact that 7 years...Cape Town, Antarctic earth scientists were able to mount a larger but similarly effective symposium at Oslo...geology and solid earth geophysical literature of Antarctica. It is worth noting that two important differences...result of much work by the Norwegian National Committee under the Chairman, Dr T. Gjelsvik, and the grateful | | Xiao, Nie, Zongqi, Wang, Lei, Chen, Jingwu, Yin, Haiming, Xu, Li, Fan, Gang, Wang, Bobo, An (2020) Trachytic magmatism and
Nb–
rare earth element mineralization in the Pingli area, North Daba Mountain: Insights from geochronology and geochemistry. Geological Journal, 55 (12). 8225-8243 doi:10.1002/gj.3930 | Journal (article/letter/editorial) | Zhujiayuan and Shibangou northern Daba Mountains Range from Neoproterozoic and Palaeozoic deposits. Niobium-...elements in felsic magmas: Insights from the Gawler Range Volcanics, South Australia. Chemical Geology, 273...(1977). Geochemistry and petrogenesis of a basalt-benmoreite-trachyte suite from the southern part of the...volcanic rocks in the Northeastern Great Xing'an Range, northeast China and implication for geodynamic...Khaldzan-Buregtey rare metal (Zr, Nb, REE) deposit, western Mongolia. Economic Geology, 90, 530–547. Le Bas | | Gou, Jun, Sun, De-You, Liu, Yong-Jiang, Ren, Yun-Sheng, Zhao, Zhong-Hua, Liu, Xiao-Ming (2013) Geochronology, petrogenesis, and tectonic setting of Mesozoic volcanic rocks, southern Manzhouli area, Inner Mongolia. International Geology Review, 55 (8) 1029-1048 doi:10.1080/00206814.2013.771949 | Journal (article/letter/editorial) | Tamulangou and Yiliekede formations have a wide range of MgO contents (1.64–9.59 wt%), but are consistently...tectonic evolution was dominated by subduction of the western Pacific Plate (Miao et al. 2003; Li et al. 2004;...and Yiliekede formations have SiO2 contents that range from 48.7 to 61.4 wt%. On a TAS diagram, the samples...Eu anomalies [δEu = 2EuN /(SmN + GdN )], which range between 0.70 and 0.96, with an average value of...few studies have been made in the central and western areas, including southern Manzhouli (Meng et al | | | Report (issue) | ICOG-8. Finally, it was the wish of the Organizing Committee to provide the delegates with a referenceable...Electric Company Western Mining Corporation (USA) VMI, Inc. iv ICOG-8 Organizing Committee Gamiss H. Curtis...derived from Tertiary volcanic centers in the western U.S. These results support geomorphic, geochemical...surface water from the impoundments. The data span a range of 12 o/oo in 8 180H20 and 55 o/oo in 8D. Seeps...+2.6 %o and +4.1 to +4.8 %o. Values of 8180so4 range from -1.4 to +2.5 %o. Possible explanations for |
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