 | | Journal (article/letter/editorial) | | environment, Barton Peninsula, King George Island, Antarctica DEBBIE C. ARMSTRONG* British Antarctic Survey, High...Volcanic-hosted advanced argillie alteration on Barton Peninsula comprises an assemblage of chalcedonic silica...F)IsC1,are reported at this locality, and in Antarctica, for the first time. The WNWstriking, 1 km-long...alteration, acid sulphate-type epithermal system, Antarctica. Introduction VOLCANIC- and plutonic-related...protoPacific and Pacific oceanic lithosphere beneath the Antarctic plate for most of the Mesozoic and Cenozoic (Thomson |  | | Report (chapter) | | Windows on Antarctic soil â landscape relationships: comparison across selected regions of Antarctica MEGAN...topographic cross-section âwindowsâ from across Antarctica to illustrate soilâ landscapes from the margins...Valleys, through East Antarctic coastal areas, to the northern Antarctic Peninsula Region. Soils identified...through Gelisols and Entisols in coastal East Antarctica, to a mixture of Gelisols, Entisols, Spodosols...Spodosols and Inceptisols in the northern Antarctic Peninsula Region where permafrost is not ubiquitous. The |  | Poggere, Giovana Clarice, Melo, Vander de Freitas, Curi, Nilton, Schaefer, Carlos Ernesto G.R., Francelino, Marcio Rocha (2017) Adsorption and desorption of lead by low-crystallinity colloids of Antarctic soils. Applied Clay Science, 146. 371-379 doi:10.1016/j.clay.2017.06.020 | Journal (article/letter/editorial) | | desorption of lead by low-crystallinity colloids of Antarctic soils MARK Giovana Clarice Poggerea,â, Vander...Short-range order phases Environmental pollution Antarctic soils Studies on the adsorption-desorption of...of pollutants by soil colloids in the Antarctic are extremely important because they are related to the...in the Keller and Barton Peninsulas, Maritime Antarctica. The quantiïŹcation of shortrange order phases...predominance of inner-sphere adsorption. Soils of Antarctica are rich in SROP and have high ïŹltering capacity |  | | Report (issue) | | Resources of the Southern Antarctic Peninsula and Eastern Ellsworth Land, Antarctica U.S. GEOLOGICAL SURVEY...Resources of the Southern Antarctic Peninsula and Eastern Ellsworth Land, Antarctica PETER D. ROWLEY and WALTER...A. Geology of the Southern Black Coast, Antarctic Peninsula By PETER D. ROWLEY, KARL S. KELLOGG, WALTER...the Merrick Mountains, Eastern Ellsworth Land, Antarctica By WALTER R. VENNUM and THOMAS S. LAUDON C....the Orville Coast and Eastern Ellsworth Land, Antarctica By PETER D. ROWLEY, EDWARD FARRAR, PAUL E. CARRARA |  | Henkel, Susann, Kasten, Sabine, Hartmann, Jan F., Silva-Busso, AdriĂĄn, Staubwasser, Michael (2018) Iron cycling and stable Fe isotope fractionation in Antarctic shelf sediments, King George Island. Geochimica et Cosmochimica Acta, 237. 320-338 doi:10.1016/j.gca.2018.06.042 | Journal (article/letter/editorial) | | cycling and stable Fe isotope fractionation in Antarctic shelf sediments, King George Island Susann Henkel...cycling and stable Fe isotope fractionation in Antarctic shelf sediments, King George Island, Geochimica...cycling and stable Fe isotope fractionation in Antarctic shelf sediments, King George Island Susann Henkel1...sites in Potter Cove (King George Island, Antarctic Peninsula), a bay that is affected by fast glacier...composition of discharges from those areas. Keywords: Antarctica, marine sediment, stable iron isotopes, dissimilatory |  | | Report (issue) | | CIRCULAR 909 Petroleum and Mineral Resources of Antarctica Work done in cooperation with the National Science...Foundation Petroleum and Mineral Resources of Antarctica By John C. Behrendt, Editor GEOLOGICAL SURVEY...resources in Antarctica?, by John C. Behrendt . . . . . . Mineral occurrences of Antarctica, by Peter D...· · · · · · · · · · · The Dufek Intrusion of Antarctica and a survey of its minor metals and possible...FIGURE 1. 2. 3-9. 10. 11-18. 19. Index map of Antarctica Cartoon of "ring of oil" Maps showing: 3. Worldwide |  | | Report (issue) | | Paleontology of the Ellsworth Mountains, West Antarctica Frontispiece. Mount Gardner (78°23âS, 86°W;...m), Sentinel Range of the Ellsworth Mountains, Antarctica, looking east. The mountain is composed of folded...Paleontology of the Ellsworth Mountains, West Antarctica Edited by Gerald F. Webers Department of Geology...paleontology of the Ellsworth Mountains, West Antarctica / edited by Gerald F. Webers, Campbell Craddock...Mountains (Antarctic regions) 3. PaleontologyâPaleozoic. 4. PaleontologyâEllsworth Mountains (Antarctic regions) |  | | Journal (article/letter/editorial) | | Gmchimica t .OO Terrestrial weathering of Antarctic stone meteorites: Formation of Mg-carbonates on...approximately 5% of all meteorites in the US Antarctic collection. Efflorescences from equilibrated ordinary... Therefore, cations in evaporite minerals on Antarctic meteorites are most likely not products of contamination...water + carbon dioxide * nesquehonite + silica at Antarctic temperatures and pC02 indicates spontaneity for...origin of white efflorescences on the Lewis Cliff, Antarctica, 85320 (H5) chondrite (hereafter referred to |  | | Report (issue) | | purposes of paleobathymetric interpretations of the Western Interior Seaway . . . . . . . . . . . . . . . ...Cretaceous marine deposits of Vega Island, Antarctic Peninsula, and the Missouri River area, South Dakota...taphonomy in the lower Pierre Shale Group (Campanian), western South Dakota and eastern Wyoming . . . . . . ....signature unit of the Cretaceous System in the Western Interior (Shurr, 1984). Historically, the Niobraraâs...gastrolith ingestion between North American and Antarctic specimens. Mosasaurs are marine lizards, well |  | | 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...depends on respectful submission to the weather. Antarctic field-geologists learn to live in harmony with |  | Takodjou Wambo, Jonas Didero, Pour, Amin Beiranvand, Ganno, Sylvestre, Asimow, Paul D., Zoheir, Basem, Salles, Rodrigo dos Reis, Nzenti, Jean Paul, Pradhan, Biswajeet, Muslim, Aidy M. (2020) Identifying high potential zones of gold mineralization in a sub-tropical region using Landsat-8 and ASTER remote sensing data: A case study of the Ngoura-Colomines goldfield, eastern Cameroon. Ore Geology Reviews, 122. 103530pp. doi:10.1016/j.oregeorev.2020.103530 | Journal (article/letter/editorial) | | for 1 detailed discrimination of hematite, jarosite, kaolinite, muscovite, chlorite and epidote at...Neoproterozoic orogen linked to the Trans-Saharan belt of western Africa and the Braziliano Orogen of northeastern...study (Pour et al., 2018c). Limonite, goethite, jarosite, and hematite (Iron oxide/hydroxide minerals)...concentration of clay and carbonate minerals appear in the western, central north and northeastern parts of the scene...oxide/hydroxides strongly concentrate in some zones in the western, central, northeastern and southeastern of the |  | Adiri, Zakaria, Lhissou, Rachid, El Harti, Abderrazak, Jellouli, Amine, Chakouri, Mohcine (2020) Recent advances in the use of public domain satellite imagery for mineral exploration: A review of Landsat-8 and Sentinel-2 applications. Ore Geology Reviews, 117. 103332 doi:10.1016/j.oregeorev.2020.103332 | Journal (article/letter/editorial) | | Helliwell Hills regions of Northern Victoria Land, Antarctica). This task was achieved using the Independent...respectively. The analysis showed that hematite, jarosite, goethite, and limonite indicate strong absorption...associated alteration mineral assemblages in the Antarctic Peninsula region. CR is a function that isolates characteristic...regional geology mapping in Northern Victoria Land, Antarctica, by using BR as well as the Normalized Difference...Cover: SEG Conference & Exhibition, Perth, Western Australia, 74-78. Cardoso-Fernandes, J., Lima, |  | | Journal (article/letter/editorial) | | Geochemical reconstructions from Seymour Island, Antarctica CHARLOTTE L. OâBRIEN1*, STUART A. ROBINSON1,...University, Walton Hall, Milton Keynes, UK 3 British Antarctic Survey, High Cross, Cambridge, UK 4 Earth Sciences...Shallow marine sediments exposed on Seymour Island, Antarctica (paleolatitude ~65°S) provide one of the most...cool temperate climate (11.4 ±5 °C) on the Antarctic Peninsula during the latest Cretaceous to early Paleogene...Targeting Intl., 17 Prowse St., W. Perth, Australia 3 Western Mining Services (Aust.) Pty Ltd, 17 Prowse Street |  | Ferrier, Graham, Naden, Jon, Ganas, Athanassios, Kemp, Simon, Pope, Richard (2016) Identification of Multi-Style Hydrothermal Alteration Using Integrated Compositional and Topographic Remote Sensing Datasets. Geosciences, 6 (3) 36 doi:10.3390/geosciences6030036 | Journal (article/letter/editorial) | | July 2016; Published: 29 July 2016 Abstract: The western part of the island of Milos, Greece has undergone...islandtopographic of Milos. alteration in the western part of the island of Milos. Geosciences Geosciences...of 16 17 33 of 3 of 16 Figure 2. Topography of western Milos (in meters) meters) withsample sample locations...locations. Figure2.2.Topography Topographyof ofwestern western Milos (in Figure (in meters)with with samplelocations...locations. Figure 3. Topography and vegetation of western Milosâlooking northeast to Profitis Ilias. Figure |  | | Journal (article/letter/editorial) | | Prospectivity Mapping for Epithermal Deposits of Western Milos Using a Fuzzy Multi Criteria Evaluation Approach...methods in the study of epithermal deposits to the western part of the island of Milos, Greece. 2. Geological...major normal, arcuate E-trending fault separates western Milos into two subareas with distinct alteration...have produced the dominant structural features of western Milos. They are characterised by a series of steep...kaolinite, halite, diaspore, pyrite, chalcendony and jarosite [38â40]. The main occurrence of argillic alteration |  | | Journal (article/letter/editorial) | | and gypsum, from the acid saline lakes of south-western Australia (Benison and Bowen, 2006; Benison et...such as epsomite, gypsum, bassanite, hexahydrate, jarosite, and kieserite, have also documented past aqueous...present on Earth, has been proposed (Ori, 2010). Jarosite, a potassium iron sulphate, is one of the main...Terra Sirenum (Swayze et al., 2008). Although jarosite may also derive from the weathering of basaltic...evaporitic environments. Another property that makes jarosite interesting for life exploration is its UV shielding |  | PĂĄez, G.N., Ruiz, R., Guido, D.M., RĂos, F.J., Subias, I., Recio, C., Schalamuk, I.B. (2016) High-grade ore shoots at the Martha epithermal vein system, Deseado Massif, Argentina: The interplay of tectonic, hydrothermal and supergene processes in ore genesis. Ore Geology Reviews, 72. 546-561 doi:10.1016/j.oregeorev.2015.07.026 | Journal (article/letter/editorial) | | is characterized by native silver, limonites, jarosite, chlorargyriteâembolite plumbojarosite [PbFe6(SO4)4(OH)12]...5. Kaolinite zone (kaolinite + plumbogummite + jarosite) This is a late and overprinting supergene alteration...hydrothermal pyrite are partially replaced by jarosite. Finally, the glass in the matrix and ïŹammes is...low crystallinity kaolinite + plumbogummite ± jarosite. Representative samples of quartz and adularia...the mineralized structures (Fig. 6b), along with jarosite, kaolinite and alunite group minerals (plumbogummite) |  | Dietrich, Andreas, Gutierrez, Ronald, Nelson, Eric P., Layer, Paul W. (2012) Geology of the epithermal AgâAu Huevos Verdes vein system and San JosĂ© district, Deseado massif, Patagonia, Argentina. Mineralium Deposita, 47 (3) 233-249 doi:10.1007/s00126-010-0327-2 | Journal (article/letter/editorial) | | Mesozoic magmatic arc of the Andes and into the Antarctic Peninsula. The most prominent exposures of Mesozoic...west, and ~141 Ma in the Ibañez Formation on the western slope of the Andean cordillera. Magmatism of the...were observed to be associated with streaks of jarosite and (hypogene?) hematite, as well as with open...the Bajo Pobre and Chon Aike Formations of the western Deseado massif between 154 to 151 Ma (FĂ©raud et...reported for volcanism and mineralization of the western Deseado massif and extra-Andean Patagonia and fit |  | | Journal (article/letter/editorial) | | 94 ”m are peculiar to hematite, goethite, and jarosite, respectively. A various amount of ferric iron...minor absorption at 1.46 ”m, which might indicate jarosite (Modabberi et al., 2017). Silicate minerals, however...2014) coinciding with that of jarosite is attributed only to jarosite because it is particularly a distinctive...distinctive feature in the spectra having jarosite (e.g., H6 and H7in Fig. 5; B3 and B4 in Fig. 6). In...results of XRD data clearly indicate the presence of jarosite in samples B3, H6, and H10 based on its typical |  | | Book | | . . . . . . . . . . . . . . Cyanobacteria in Antarctic Lake Environments: A Mini-Review [Singh, S.M.... and hypersaline habitats, including mats of Antarctic melt ponds dominated by cyanobacteria. The research...in geographical regions such as in the Arctic, Antarctica, and the permafrost of Siberia. They tolerate...48824, USA. SINGH SHIV M. NATIONAL CENTRE FOR ANTARCTIC & OCEAN RESEARCH, HEADLAND SADA, VASCO-DA-GAMA... such as the permafrost areas in Siberia and Antarctica). Some phototrophs have colonized hypersaline |  | Wulser, P.-A., Brugger, J., Foden, J., Pfeifer, H.-R. (2011) The Sandstone-Hosted Beverley Uranium Deposit, Lake Frome Basin, South Australia: Mineralogy, Geochemistry, and a Time-Constrained Model for Its Genesis. Economic Geology, 106 (5) 835-867 doi:10.2113/econgeo.106.5.835 | Journal (article/letter/editorial) | | Curnamona province was tectonically active, and its western margin was 838 SANDSTONE-HOSTED BEVERLEY U DEPOSIT...(or transpressive) faulting. This uplifted the western margin, producing the current 100 to 200 m of relief...crystalline basement. The WC2 core was drilled by Western Nuclear in the central ore zone of the Beverley...Eocene organic-rich sandstones from the Eyre peninsula and the Eromanga basin sediments (Cretaceous)...nature. However, alunite from Lake Agar (Eyre peninsula) and Lake Tyrell (NSW) has ÎŽ34S values between |  | | Journal (article/letter/editorial) | | widespread volcanism occurred in Patagonia and Antarctic Peninsula giving rise to the Chon Aike Large Igneous...and isolated outcrops in the eastern and central-western areas of the Massif. To the east is characterized...2005; Pankhurst et al., 2003). In the central-western area, the basement is composed of low grade metamorphic...environment related to the early stages of the south-western Gondwana break-up, where the dynamics of the subduction... Local geology Basement rocks crop out in the western area and are represented by Lower Paleozoic low-grade |  | | Journal (volume) | | underwater faults has been made until now. In western Lake Champlain, underwater faults may explain topographic...the contact of the granite in the eastern and western portions of the pluton show folded granitoid dikes...Middlebury, Vermont In the Mission and Jacko Valleys of western Montana there exist depositions of lateritic mid-Tertiary...PROPERTIES OF SURFICIAL SEDIMENTS ALONG THE ANTARCTIC PENINSULA AND IMPLICATIONS FOR PALEOCLIMATE CHANGE...Middlebury College, Middlehury, VT 05753 The Antarctic Peninsula continental shelf is located within the transition |  | Poblete, J. A., Bissig, T., Mortensen, J. K., Gabites, J., Friedman, R., Rodriguez, M. (2014) The Cerro Bayo District, Chilean Patagonia: Late Jurassic to Cretaceous Magmatism and Protracted History of Epithermal Ag-Au Mineralization. Economic Geology, 109 (2) 487-502 doi:10.2113/econgeo.109.2.487 | Journal (article/letter/editorial) | | in the AysĂ©n region, Chilean Patagonia, at the western tip of the Deseado Massif epithermal silver-gold...6 ± 0.2 Ma (U-Pb on zircon) are present in the western part of the district at Laguna Verde. Silver and...0361-0128/14/4197/487-16 Chico. It is located at the western tip of the Deseado Massif, but occurs within the...by variable amounts of hematite, goethite, and jarosite, commonly as boxwork. Based on the evidence of...112 Ma, epithermal mineralization resumed in the western half of the Cerro Bayo district around Laguna Verde |  | | Journal (article/letter/editorial) | | Southern Ocean, off the South African coast towards Antarctica. During the Bonus GoodHope cruise in 2008, seawater...the missing âArgolandâ which have separated from Western Australia in the Late Jurassic and collided to...accumulation site in the Atlantic sector of East Antarctica. In the lower 300 m the ice core climate records...Synergistic Arsenic and Pb incorporation into synthetic jarosite J. AGUILAR-CARRILLO*, M. VILLALOBOS AND F.M. ROMERO...evaluated on a 10-year trial at Pisa (Italy). Jarosite can incorporate many ionic substitutions into |
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