 | | Journal (article/letter/editorial) | | to peperite formation: coal peperite, Coombs Hills, Antarctica M.K. McClintock , J.D.L. White Geology...plus other country rock, is exposed at Coombs Hills, Antarctica, in rocks of the Mawson Formation, where...basalt; magma^water interaction; Ferrar Supergroup; Antarctica 1. Introduction * Corresponding author. Present...basalt in India (Hanson and Elliot, 1996). In Antarctica, the major phase of tholeiitic magmatism related...al., 1982). The Mawson Formation at Coombs Hills, Victoria Land (Fig. 1), and correlative Exposure Hill |  | | Report (issue) | | and multiple volcanic events in North Victoria Land, Antarctica: A revised stratigraphic model R. Schöner...Abstract Field investigations in North Victoria Land, Antarctica during GANOVEX IX (2005/2006) allow the...tuffs composed of fine-grained silicic shards, quartz and feldspar (new name: "Shafer Peak Formation")...events in North Victoria Land, Antarctica: A revised stratigraphic model, in Antarctica: A Keystone in...3133/of2007-1047.srp102 Introduction The Ferrar Province in Antarctica is one of the large igneous provinces that was |  | Margerison, H.R., Phillips, W.M., Stuart, F.M., Sugden, D.E. (2005) Cosmogenic 3He concentrations in ancient flood deposits from the Coombs Hills, northern Dry Valleys, East Antarctica: interpreting exposure ages and erosion rates. Earth and Planetary Science Letters, 230 (1) 163-175 doi:10.1016/j.epsl.2004.11.007 | Journal (article/letter/editorial) | | f lood deposits from the Coombs Hills, northern Dry Valleys, East Antarctica: interpreting exposure ages... hyper-arid polar climate persisting in East Antarctica since the mid-Miocene and provide quantitative...rates of erosion within the Dry Valleys. In the Coombs Hills area, a series of cobble-size boulders form...calculated using scaling factors appropriate for Antarctica and assuming zero erosion. These are among the...the key to understanding climate change in East Antarctica (Fig. 1). The preservation of in situ, mid-Miocene | | | Report (issue) | | igneous province magmatism in northern Victoria Land, Antarctica L. Viereck-Goette,1 R. Schöner,1 B. Bomfleur...during GANOVEX IX (2005/2006) in Northern Victoria Land, Antarctica, indicate that volcaniclastic deposits...Kirkpatrick plateau lavas which in northern Victoria Land start with pillow lavas and small volume lava...of Ferrar Magmatism in northern Victoria Land, Antarctica, in Antarctica: A Keystone in a Changing World...Introduction The Ferrar large igneous province (FLIP) in Antarctica is one of the large mafic igneous provinces related |  | 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...Ross Ice Shelf and West Antarctica (the Ross embayment) through to Ellsworth Land, and was generated during |  | | Report (chapter) | | Antarctic interior, separating East and West Antarctica (Fig. 1). The geological record of the mountains...central Transantarctic Mountains and south Victoria Land, will address primarily the mid-Palaeozoic and...development of a continentalscale rift system in West Antarctica, today the site of Earth’s only marine ice sheet...the ring of Precambrian outcrops around East Antarctica that include pan-African age belts, Grenville...2015 D. H. ELLIOT We dd Sea ell 8 Dronning Maud Land Theron Mtns 0o A N TA R C T I C A 8 0 oS o Shackleton |  | | Journal (article/letter/editorial) | | tens of square kilometres in area (e.g., Coombs Hills, Antarctica: McClintock and White, 2000; White and...scoria cones at the surface (Fig. 2a), e.g. Igwisi Hills, Tanzania (Dawson, 1994), or some of the Attawapiskat...clearly at this scale. (d)–(e) Two photos from Coombs Hills showing that syn-eruptive pyroclastic deposits...of the photo. (b)–(d) Photos from Coombs Hills and nearby Allan Hills (Ross and White, 2005) illustrate...bodies have elliptical to irregular shapes. The Coombs Hills photo (e) shows part of a country rock-rich |  | Marrero, Shasta M., Hein, Andrew S., Naylor, Mark, Attal, Mikael, Shanks, Richard, Winter, Kate, Woodward, John, Dunning, Stuart, Westoby, Matthew, Sugden, David (2018) Controls on subaerial erosion rates in Antarctica. Earth and Planetary Science Letters, 501. 56-66 doi:10.1016/j.epsl.2018.08.018 | Journal (article/letter/editorial) | | com/locate/epsl Controls on subaerial erosion rates in Antarctica Shasta M. Marrero a,∗ , Andrew S. Hein a , Mark...rate cosmogenic nuclides chlorine-36 lithology Antarctica a b s t r a c t Erosion rates offer insight...weathering. Minimal chemical weathering makes Antarctica an ideal location in which to compare the physical...nuclide-derived erosion rates for carbonate rocks in Antarctica. Carbonate samples collected in the southernmost...material) affecting subaerial erosion rates in Antarctica. Statistical analysis of the compiled data set | | | Report (issue) | | million years G. G. C. Claridge and I. B. Campbell Land and Soil Consultancy Services, 23 Viewmount, Nelson...McMurdo Sound, over the last four million years, in Antarctica: A Keystone in a Changing World - Online Proceedings...on the western side of McMurdo Sound, a strip of land, a few kilometres wide, is exposed by retreat of...this case the lake would be marginal between the land and an enlarged Ross Ice Shelf, indicating that...sand grains or other materials derived from the land surface, but no significant sand grains or rock |  | | Journal (article/letter/editorial) | | and rind formation in analog environments like Antarctica may provide clues to rock alteration and therefore...the chemically immature Carapace Sandstone from Antarctica, a terrestrial analog for martian sedimentary...the Carapace Sandstone from Carapace Nunatak in Antarctica, to determine its alteration history and the...Carapace Sandstone is from Carapace Nunatak in Antarctica and is a relevant analog to martian sedimentary...alteration product of volcanic glass. Angular grains of quartz, feldspar, detrital mica, coal, other light-toned |  | | Book | | 1985 with his map of the McMurdo Sound area of Antarctica. We are pleased to republish these paintings...illustration: A 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...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 |  | | Journal (article/letter/editorial) | | system formation in the McMurdo Dry Valleys of Antarctica: New insights from cosmogenic nuclides Jennifer...Beacon Sandstone in the upland Dry Valleys of Antarctica have been used to infer catastrophic subglacial...Keywords: cosmogenic nuclide neon-21 beryllium-10 Antarctica Dry Valleys channels 1. Introduction An accurate...free landscape of the McMurdo Dry Valleys in Antarctica (Fig. 1) makes the region an important resource...Satellite image of the McMurdo Dry Valleys of Antarctica showing the location of Battleship Promontory |  | Staiger, J.W., Marchant, D.R., Schaefer, J.M., Oberholzer, P., Johnson, J.V., Lewis, A.R., Swanger, K.M. (2006) Plio-Pleistocene history of Ferrar Glacier, Antarctica: Implications for climate and ice sheet stability. Earth and Planetary Science Letters, 243 (3) 489-503 doi:10.1016/j.epsl.2006.01.037 | Journal (article/letter/editorial) | | Plio-Pleistocene history of Ferrar Glacier, Antarctica: Implications for climate and ice sheet stability...glacial drifts in Vernier Valley, southern Victoria Land, are used to reconstruct the PlioPleistocene...Elsevier B.V. All rights reserved. Keywords: Antarctica; Ferrar Glacier; Pliocene; Quaternary; cosmogenic;...the western Dry Valleys region of southern Victoria Land (SVL) call for one or more expansions of the...in the ice-surface elevation of interior East Antarctica (N100–200 m) are sufficient to overwhelm Taylor |  | | 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...Jurassic igneous province in Antarctica that includes Dronning Maud Land (Fig. 1). Basaltic intrusions...Group crop out at Horn Bluff west of north Victoria Land and along the Transantarctic Mountains to the...relations with other magmatic rocks both within Antarctica and on the formerly adjacent continents are discussed: |  | | 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...Mountains 176.8 + 0.5 Ma; south Victoria Land 176.4 + 0.4 Ma; north Victoria Land 176.6 + 0.7 Ma. Ages from...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 |  | | Journal (article/letter/editorial) | | last three define the younger, and much smaller, eastern Elba complex (5.9 Ma). The magma formation processes...(SGRD), NE Ireland. This composite granophyre and quartz–feldspar porphyry intrusion of the Slieve Gullion...recording uplift of the central block. Fabrics in the eastern half of the ring-dyke are more variable in orientation...Erosion from the paleosurface down to the present land surface was in the order of 100 m. Located between...[Tharandt (TCS) and Teplice-Altenberg (TACS)] in the eastern Erzgebirge is an extended WSW–ENE trending dyke |  | | 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...2740 Hoggar 35-24 Volyn 570 60o E Dronning Maud Land (part of Karoo, 180) 0o Fig. 1.1 Map of the world |  | SCHAEFER, J, FAESTERMANN, T, HERZOG, G, KNIE, K, KORSCHINEK, G, MASARIK, J, MEIER, A, POUTIVTSEV, M, RUGEL, G, SCHLUCHTER, C (2006) Terrestrial manganese-53 — A new monitor of Earth surface processes. Earth and Planetary Science Letters, 251 (3) 334-345 doi:10.1016/j.epsl.2006.09.016 | Journal (article/letter/editorial) | | from nine dolerite surfaces in the Dry Valleys, Antarctica. The terrestrial manganese-53 concentrations...radionuclides; accelerator mass spectrometry; Dry Valleys; Antarctica 1. Introduction Terrestrial Cosmogenic Nuclides...rocks from the Dry Valleys, Southern Victoria Land, Antarctica. J.M. Schaefer et al. / Earth and Planetary...suite of dolerite rocks from the Dry Valleys, Antarctica. Earlier studies had shown that these rocks contain...concentrations known for Fig. 1. Map of the Dry Valleys, Antarctica. The map is modified after [20] giving the sample |  | Salvatore, M., Truitt, K., Roszell, K., Lanza, N., Rampe, E., Mangold, N., Dehouck, E., Wiens, R., Clegg, S. (2019) Investigating the role of anhydrous oxidative weathering on sedimentary rocks in the Transantarctic Mountains and implications for the modern weathering of sedimentary lithologies on Mars. Icarus, 319. 669-684 doi:10.1016/j.icarus.2018.10.007 | Journal (article/letter/editorial) | | 2009b; Mahaney et M al., 2012). Specifically in Antarctica, alteration rinds have been shown to preserve...dolerites in the McMurdo Dry Valleys (MDV) of Antarctica, is observed as discolored alteration rinds at...glacial moraine sequences in Vernier Valley, Antarctica. These AN US rinds represent modern and ongoing...throughout the Transantarctic ED Mountains, Marie Byrd Land, and the Antarctic Peninsula. Samples were originally...70º S, 158.78º E NVL Ricker Hills 39262 76.73º S, 159.65º E SVL Allan Hills AP = Antarctic Peninsula, CTAM |  | | Report (chapter) | | and landforms in the Dry Valleys of southern Victoria Land: implications for evaluating climate change...there are no vascular plants. Taylor, Wright and Victoria are the main east –west-trending valleys that...just pass over this threshold and terminate on land 50–75 km from the coast; only one outlet glacier...magnitude lower than most short slopes outside 335 Antarctica (Hanks et al. 1984; Fernandes & Dietrich 1997)...PROCESSES IN THE DRY VALLEYS snow banks, the current land surface in the inland mixed zone shows little evidence |  | | 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 |  | Dunai, Tibor J., Stuart, Finlay M., Pik, Raphaël, Burnard, Pete, Gayer, Eric (2007) Production of 3He in crustal rocks by cosmogenic thermal neutrons. Earth and Planetary Science Letters, 258 (1) 228-236 doi:10.1016/j.epsl.2007.03.031 | Journal (article/letter/editorial) | | garnet with 10Be concentrations of co-existing quartz Gayer et al. [2] observed 1–2.4 times higher than...spallogenic 3He production compared to 10Be in quartz [2]. This potential altitudinal dependence on 3...rhyolites with 21Ne concentrations of co-existing quartz, Kober et al. [3] have determined a spallation...spallogenic nuclide-target pair could be 21Ne in quartz, 234 T.J. Dunai et al. / Earth and Planetary...stable nuclide in another mineral (e.g. 21 Ne in quartz; 3He in coarse grained iron-oxide). The CTN production |  | | Journal (article/letter/editorial) | | deposited in a fluvial to deltaic environment in eastern Disko and central Nuussuaq. Towards northwestern...uplifted rift margin of Precambrian gneiss in eastern Nuussuaq and a gneiss ridge in central Disko (Chalmers...situated between the lava plateau and the uplifted eastern basin margin of eroded gneisses. An irregular shore...which extend NNW–SSE for at least 4.2 km on the eastern side of the Ilugissoq valley in central Nuussuaq...Mull (Thomas, 1922; Preston et al., 1999). A few quartz-rich sandstone xenoliths have been discovered but |  | | Journal (article/letter/editorial) | | pyroxene separates Sample Pyroxene Feldspar Quartz O Na Mg Al Si K Ca Ti Fe (wt.%) 403 444...pyroxene separates with significant contributions of quartz and feldspar (403 and 446; Table 2). Hence it is...samples 403 and 446, with combined plagioclase and quartz fractions of 28 and 77%, respectively (Table 2)...production rate estimate for in situ cosmogenic 14C in quartz, Geochim. Cosmochim. Acta 65 (2001) 1953–1969....calculating low-energy cosmic-ray neutron fluxes near the land/atmosphere interface, Chem. Geol. 175 (2001) 689–701 |  | Kober, F., Ivy-Ochs, S., Leya, I., Baur, H., Magna, T., Wieler, R., Kubik, P.W. (2005) In situ cosmogenic 10Be and 21Ne in sanidine and in situ cosmogenic 3He in Fe–Ti-oxide minerals. Earth and Planetary Science Letters, 236 (1) 404-418 doi:10.1016/j.epsl.2005.05.020 | Journal (article/letter/editorial) | | in situ cosmogenic 10Be and 21Ne from coexisting quartz and sanidine separates and of cosmogenic 3He in...the lithology lacks the commonly used minerals quartz, pyroxene or olivine. Production rates in sanidine...concentrations to established production rates in quartz. The experimentally determined production rates...the uncertainty of the 21Ne production rate in quartz, P21Neqtz). This is in excellent agreement with...sanidine is thus about 50% higher than that in quartz. The cosmogenic neon in sanidine is entirely released |
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