 | | Journal (article/letter/editorial) | | and rind formation in analog environments like Antarctica may provide clues to rock alteration and therefore...alteration in the chemically immature Carapace Sandstone from Antarctica, a terrestrial analog for martian...methods we find that primary basaltic material in the Carapace Sandstone is pervasively altered to hydrated clay...(oxy)hydroxides. This alteration sequence in the Carapace Sandstone results from decreased water–rock interaction...resulting in enhanced olivine, pyroxene, and calcic plagioclase (Vaniman et al., 2014) compared to quartzofeldspathic |  | | Journal (article/letter/editorial) | | Jurassic continental flood basalt volcanism in Antarctica as demonstrated by 4°Ar/39Ar geochronology A...along 3000 km of the Transantarctic Mountains in Antarctica and is temporally related to the break-up of...Transantarctic Mountains. The Jurassic volcanism in Antarctica represents a short episode of magmatism, comparable...remains uncertain. The Ferrar magmatic province in Antarctica (Fig. 1), through its age and tectonic setting...characteristics, comprises the Ferrar Group of Antarctica, together with the Tasmanian Dolerites and associated |  | | Journal (article/letter/editorial) | | 4°Ar/39Artechnique to plagioclase and glass from the Kirkpatrick Basalt, Antarctica K.A. Foland, T.H. Fleming...incremental-heating measurements are reported for separated plagioclase and matrix fractions and a glass sample of the...the Kirkpatrick Basalt from Victoria Land, Antarctica. These results are used to address: the limitations...glassy or very fine-grained basalts; the use of plagioclase for determining ages of such rocks; the Ar behavior...Ar. Despite massive Ar loss from the matrix, plagioclase is shown to yield good 4°Ar/39Ar plateaus. Plateaus |  | | Report (chapter) | | forms a linear outcrop belt for 3250 km across Antarctica, which then diverges into SE Australia and New...wide range of 40 Ar/39Ar ages (determined on plagioclase), with uncertainties that make interpretation...The Ferrar LIP, which crops out principally in Antarctica but extends to SE Australia and New Zealand (Fig...by a cross in East Antarctica. and SE Australia. The outcrop pattern in Antarctica is controlled mainly...Transantarctic Mountains. Geochemistry across Antarctica from the Theron Mountains to north Victoria Land |  | | Journal (article/letter/editorial) | | lava flows, Mesa Range, northern Victoria Land, Antarctica G. Faure and T.M. Mensing Department of Geological...area during the separation of Australia from Antarctica. I. Introduction The Transantarctic Mountains...Moun' Masle, ~: n~ Sheeha Mesa~ 73"00'S SOLO ~NUNATAK Sculpture Forgotten L~f,J Hills -- ~ Y ~ ...studied the petrogenesis of the basalt flows on Solo Nunatak (72°50'S, 163°35'E) located only 30 km northeast...reported a 4°Ar/39Ar date of 177+2 Ma for a plagioclase separate from the top flow of Tobin Mesa and |  | | Journal (article/letter/editorial) | | Subcontinental Mantle: Evidence From the Ferrar Group, Antarctica Philip R. Kyle Institute of Polar Studies, The...Dolerites) of the Jurassic Ferrar Group from Antarctica and dolerite sills from Tasmania, Australia are...Tholeiitic basalt and dolerite of the Ferrar Group of Antarctica have an average 8VSr/a6Sr ratio of 0.7115 and...Jurassic tholeiite intrusives and extrusives in East Antarctica and frequency histograms of initial 8VSr/86Srratios...volcanic rocks. 2. Mesozoic Tholeiitic Rocks in Antarctica Tholeiitic rocks of Jurassic age are widely distributed |  | Fleming, Thomas H., Elliot, David H., Jones, Lois M., Bowman, John R., Siders, Mary A. (1992) Chemical and isotopic variations in an iron-rich lava flow from the Kirkpatrick Basalt, north Victoria Land, Antarctica: implications for low-temperature alteration. Contributions to Mineralogy and Petrology, 111 (4) 440-457 doi:10.1007/bf00320900 | Journal (article/letter/editorial) | | the Kirkpatrick Basalt, north Victoria Land, Antarctica: implications for low-temperature alteration...Basalt from the Mesa Range in north Victoria Land, Antarctica. The flow is homogeneous with respect to the...61sO values vary from + 5.8 to + 8.2%0 and a plagioclase separate has a 6180 value of + 5.6%0, reflecting...al. 1974a, 1979, 441 I ...... t,~ ~ ,'1 Antarctica ,=en Maud Land ~45"W Theron Mts. ~ t~ " +...+90E- I Antarctica ) [,.~_ • South POler+venoO~/~, Gcs r ~'' ~ 500 East Antarctica "Dufek , |  | | Report (chapter) | | Abstract: Magmatic and tectonic activity in Antarctica associated 'with the early stages of continental...Tholeiitic rocks of the Jurassic Ferrar Group of Antarctica constitute a continental flood basalt province...part of a larger Jurassic igneous province in Antarctica that includes Dronning Maud Land (Fig. 1). Basaltic...relations with other magmatic rocks both within Antarctica and on the formerly adjacent continents are discussed:...l["J~'Nunataks" × )~" ~ EAST D~sek# ~ e ~ a c o l a ~,,, ANTARCTICA . . . . EIIsworthMtns./~""r~M"~ m.~ ~ + + |  | | Book | | 1985 with his map of the McMurdo Sound area of Antarctica. We are pleased to republish these paintings...during the 1969/1970 field season. Prolog Antarctica! The very word brings to mind images of fierce...winds, bone-chilling cold, and utter desolation. Antarctica has the reputation of being a hostile place unfit...worked there have a very different impression of Antarctica. To us it is a place of unsurpassed beauty where...biological processes work in this unique environment. Antarctica is also a continent without borders where scientists |  | | Journal (article/letter/editorial) | | signature of Ferrar magmas, north Victoria Land, Antarctica Received: 6 July 1994/Accepted: 23 March 1995...and Ferrar Dolerite from north Victoria Land, Antarctica, are examined in order to address the role of... USA. Editorial responsibility: I. Parsons plagioclase coupled with assimilation of material similar...crustal history of magmas of the Ferrar Group of Antarctica (Fig. 1) which extends along the Transantarctic...180° ~ D~ m Fig. l Geologic sketch map of Antarctica showing the distribution of the Ferrar Group |  | | Book | | intentionally left blank Meteorites, Ice, and Antarctica Bill Cassidy led meteorite recovery expeditions...describes this hugely successful field program in Antarctica and its influence on our understanding of the...attached to a mineral (cassidyite), on the map of Antarctica (Cassidy Glacier) and in the Catalogue of Asteroids...Flagstaff, Arizona, USA) Meteorites, Ice, and Antarctica william a. cassidy University of Pittsburgh ...family, for fifteen field seasons while I was in Antarctica, and never once complained. Contents Foreword |  | | Journal (article/letter/editorial) | | comparison of the Mesozoic basaltic rocks of Antarctica, South Africa, South America and Tasmania W ...widespread tholeiitic Jurassic Ferrar Dolerites of Antarctica are characterized b y a high initial Sr s7 :...Mesozoic tholeiitic rocks; the Ferrar dolerites of Antarctica, the Karroo dolerites of South Africa, and the...contamination during processing. FERRAR DOLERITE, ANTARCTICA The Ferrar Dolerite, first described by F~.RR~...as differences in Mesozoic basaltic rocks of Antarctica, South Africa, South America and Tasmania 131 |  | | 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 |  | ELLIOT, D.H., LARSEN, D., FANNING, C.M., FLEMING, T.H., VERVOORT, J. D. (2017) The Lower Jurassic Hanson Formation of the Transantarctic Mountains: implications for the Antarctic sector of the Gondwana plate margin. Geological Magazine, 154 (4) 777-803 doi:10.1017/s0016756816000388 | Journal (article/letter/editorial) | | April 2016) Abstract – The Hanson Formation, Antarctica, consists of interbedded sandstones and tuffaceous...Jurassic, stratigraphy, geochemistry, tectonics, Antarctica. 1. Introduction Silicic magmatism may occur...Gao et al. (2011). A possible example exists in Antarctica. Eruption of the Kirkpatrick Basalt of the Lower...A N D O T H E R S Figure 1. Location map for Antarctica. Illustrated distribution of the Lower Jurassic...underlies the Ross Sea, Ross Ice Shelf and West Antarctica (the Ross embayment) through to Ellsworth Land |  | | Book | | meteorite on the blue ice of the Miller Range, Antarctica, from the 2011-2012 field season. (Antarctic...���������� 101 7 Meteorites from Mars, via Antarctica Harry Y. McSween, Jr., Ralph P. Harvey, and Catherine...first lead U.S. teams to search for meteorites in Antarctica was presented at an evening session of the Meteoritical...patch of bare ice in the Yamato Mountains of eastern Antarctica. In the audience sat William A. Cassidy,...meteorite concentrations on patches of ice in Antarctica. He assumed that the concentration in the Yamato |  | de Wit, M.J., Linol, B., Furnes, H., Muedi, T., Valashiya, K. (2020) Pillow Talk: Volcanic rocks of the Karoo that formed many leagues under the Gondwanan Sea. South African Journal of Geology, 123 (3). 297-330 doi:10.25131/sajg.123.0021 | Journal (article/letter/editorial) | | dispersal across southern Gondwana between Africa and Antarctica. Introduction The Karoo Large Igneous Province...Fleming, 2008), and dolerites outcrop in East Antarctica and Tasmania, known as the Ferrar Large Igneous...record of the initial break-up between Africa and Antarctica flanking the Gondwanan Sea (paleo-Pacific Ocean;...Igneous Province (KLIP) and its counterpart in Antarctica-Tasmania, known as the Ferrar Large Igneous ...of Karoo intrusive and volcanic rocks in north Eastern Cape and Lesotho, with locations and bottom heights |  | | Book | | m thick Neogene flood basalts, Reyðarfjörður, Eastern Iceland. Photo © Hervé Bertrand Printed on acid-free...com Bibhas Sen Geological Survey of India, North Eastern Region, Shillong, Meghalaya, India e-mail: bibhas...the Central Atlantic Magmatic Province (e.g., Eastern North American Mesozoic Magmatism, eds. Puffer...or time. Examples are Mesozoic Magmatism of the Eastern Margin of India (guest-editors Ghose et al., J...Geikie Plateau Formation of the Blosseville Group. Eastern Gåseland close to the Inland Ice, inner Scoresby |  | | Report (issue) | | Congress held in Canberra in tors, eastern Australia, Antarctica, southern Africa, and south- August...cussing the tectonic framework for the Gondwana Antarctica, when Powell remarked that the Series in...of the Sydney Basin in eastern Australia, appeared to extend through Antarctica to Argentina. Powell had...the end of 1989, drafts of all sectors except eastern Australia had been written, and a diagrammatic...participation in production of the volume was limited. Eastern Australia, the cradle of the Permian foreland basin |  | | Journal (article/letter/editorial) | | the spectral features of olivine, pyroxene, plagioclase, and bound/adsorbed water in at least a few asteroids...world for recoveries of meteorites outside of Antarctica. To date, 38 well documented finds are recorded...composed predominantly of enstatite with minor plagioclase and quartz. Metal, troilite, oldhamite, and niningerite...47907 The recovery of three lunar samples in Antarctica demonstrates that the Earth sampled ejecta from...implies that, on the 105 year time scale sampled by Antarctica, massive impacts on the Moon were by no means |  | | Book | | laumontite are found. Merlinoite is found with plagioclase, stilbite, chabazite, and quartz in manganese...hot rock are the first to alter, whereas the plagioclase is only slightly or not at all affected. The...basaltic rock in County Antrim, Northern Ireland, and eastern Iceland. Walker (196Gb) shows that the zones of...proposed that seawater followed faults along the eastern coast of County Antrim and was the fluid in the...in andesitic to rhyolitic volcanic rocks in the eastern Rhodope Mountains in Bulgaria in the order (with | | | Book | | laumontite are found. Merlinoite is found with plagioclase, stilbite, chabazite, and quartz in manganese...hot rock are the first to alter, whereas the plagioclase is only slightly or not at all affected. The...basaltic rock in County Antrim, Northern Ireland, and eastern Iceland. Walker (196Gb) shows that the zones of...proposed that seawater followed faults along the eastern coast of County Antrim and was the fluid in the...in andesitic to rhyolitic volcanic rocks in the eastern Rhodope Mountains in Bulgaria in the order (with |
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