 | | Journal (article/letter/editorial) | | GR Focus Review High-pressure metamorphism in Antarctica from the Proterozoic to the Cenozoic: A review...2012 Available online 8 August 2012 Keywords: Antarctica Eclogite Garnet peridotite Blueschist-facies...c t The survey of high-P metamorphic rocks in Antarctica can help clarify the geodynamic evolution of...along the eastern margin of the ‘Mawson block’ (e.g., in the Nimrod Glacier region and George V Land). Some...(George V Land; Eyre Peninsula in Australia). Stillwell (1918) described rocks from George V Land containing |  | | Journal (article/letter/editorial) | | Manuscript Title: Multi-stage metamorphism in the Rayner–Eastern Ghats Terrane: P–T–t constraints from the northern...northern Prince Charles Mountains, east Antarctica Author: Laura J. Morrissey Martin Hand David E. Kelsey...from the northern Prince Charles Mountains, east Antarctica, Precambrian Research (2015), http://dx.doi.org/10... Highlights ip t cr us an M - ed - The Rayner Complex preserves protracted metamorphic history during...thermal gradients are similar to those in the Eastern Ghats Province in India. pt - Ac ce 1 2 3 4 |  | Dasgupta, Somnath, Sengupta, Pulak, Pal, Supratim, Fukuoka, Masato (1999) Evidence of Superposed Metamorphism from the Gokavaram Area, Eastern Ghats Belt, and its Relation with the Kemp Land Coast, East Antarctica. Gondwana Research, 2 (2) 227-236 doi:10.1016/s1342-937x(05)70147-7 | Journal (article/letter/editorial) | | Gokavaram Area, Eastern Ghats Belt, and its Relation with the Kemp Land Coast, East Antarctica Somnath Dasgupta'...histories of the Kemp Land Coast (east Antarctica) and Gokavaram area (Eastern Ghats), that were supposed...tlie absence of sufficient isotopic data on tlie Eastern Ghats granulites, we document a remarkable similarity...two supposedly erstwhile neighbours. Key Words: Eastern Ghats, Indo-Antarctic correlation, Pan-African...reconstructions from the Mesoproterozoic to Mesozoic, the Eastern Ghats Belt along the east coast of India (Fig. |  | | Report (chapter) | | on March 6, 2015 Geosciences research in East Antarctica (088E – 6088E): present status and future perspectives...palaeoenvironmental and palaeogeographical studies, Antarctica plays a unique role in our understanding of the...of East Antarctica, especially in the Dronning Maud Land and Enderby Land regions. Enderby Land preserves...Mesoproterozoic to Palaeozoic history of Dronning Maud Land is extremely important in understanding the formation...Present understanding of the evolution of East Antarctica in terms of global tectonics allows us to visualize |  | | Report (chapter) | | (<530 Ma) thermal history of Lützow-Holm Complex, East Antarctica, based on Rb– Sr and Sm –Nd mineral chronology...southwestern part of the Lützow-Holm Complex, Dronning Maud Land, assists in constructing a thermal history...ages from various localities in the Lützow-Holm Complex. A Sm– Nd age of 524 Ma is indistinguishable from...activity reported from localities throughout East Antarctica. This intracontinental, post-orogenic igneous...Hokada & Motoyoshi 2006, for the Lützow-Holm Complex). Precise ages obtained from zircon, monazite and |  | | Journal (article/letter/editorial) | | metamorphism in MacRobertson and Kemp Lands, east Antarctica J. A. HALPIN,1 G. L. CLARKE,1 R. W. WHITE2* AND...assemblages from the MacRobertson Land coastline, Rayner Complex, east Antarctica, are consistent with an ÔanticlockwiseÕ...is distinct from that of rocks in adjacent Kemp Land, 50 km to the west, where a ÔclockwiseÕ P–T–t path...accommodated in younger, fertile crust (MacRobertson Land) involving metasediments and felsic plutons with...transfer of strain to adjacent older crust (Kemp Land) subsequent to charnockite emplacement. Key words: |  | | Journal (article/letter/editorial) | | Cambrian High-temperature Reworking of the Rayner–Eastern Ghats Terrane: Constraints from the Northern...Northern Prince Charles Mountains Region, East Antarctica Laura J. Morrissey1,*, Martin Hand1, David E. Kelsey1...Mountains–East Amery Ice Shelf region of the Rayner Complex, East Antarctica, record high-temperature reworking...c assemblages formed during the c. 1000–900 Ma Rayner Orogeny. The spatial distribution of reworking...anhydrous residual rock compositions inherited from the Rayner Orogeny were relatively inert to reworking during |  | | Journal (article/letter/editorial) | | in the northern Prince Charles Mountains, East Antarctica: implications for chamockite petrogenesis and...northem Prince Charles Mountains (PCM), East Antarctica, immediately after peak granulite metamorphism...pyroxene, K-feldspar, plagioclase, apatite, zircon, ilmenite and magnetite as early-crystallizing phases. Although...and Palaeoproterozoic cratonic blocks in East Antarctica. The Meso-Neoproterozoic collision was probably...temperature. Keywords: chamockite; Proterozoic; Antarctica; geochemistry 1. Introduction Charnockites are |  | Boger, S.D., Carson, C.J., Fanning, C.M., Hergt, J.M., Wilson, C.J.L., Woodhead, J.D. (2002) Pan-African intraplate deformation in the northern Prince Charles Mountains, east Antarctica. Earth and Planetary Science Letters, 195 (3) 195-210 doi:10.1016/s0012-821x(01)00587-8 | Journal (article/letter/editorial) | | in the northern Prince Charles Mountains, east Antarctica S.D. Boger a; *, C.J. Carson b , C.M. Fanning...in the northern Prince Charles Mountains, east Antarctica. This period of deformation is accommodated along...Shield demonstrate that this region consists of a complex * Corresponding author. E-mail address: stevenboger@hotmail...southern Madagascar, and a number of regions in Antarctica. More recent work [5^7] has suggested that the...southern Madagascar, and Queen Maud Land (e.g. Lu«tzow-Holm Bay Antarctica) whilst the Kuunga suture includes |  | | Journal (article/letter/editorial) | | assemblages and corona textures from MacRobertson land, east Antarctica: the importance of Fe203and TiOz in accounting...metasedimentary gneisses exposed in MacRobertson Land, east Antarctica, include hercynitic spinel-bearing metapelitic...include spinel + rutile + ilmenite + sillimanite + garnet, spinel + ilmenite + sillimanite +garnet + cordierite...orthopyroxene + magnetite + ilmenite + garnet, spinel + cordierite + biotite + ilmenite and orthopyroxene + cordierite...contradiction, and the presence of spinel, rutile and ilmenite in the assemblages, is acounted for by using the |  | | Journal (article/letter/editorial) | | Mawson Escarpment, Prince Charles Mountains, Antarctica Adrian F. Corvino a,∗ , Christopher J.L. Wilson...2010 Keywords: Rayner Belt Prydz Belt Lambert Complex Palaeoproterozoic East Antarctica Rodinia a b s...Palaeoproterozoic basement rocks of the Lambert Complex, which are best exposed in the North Mawson Escarpment...escarpment, we conclude that rocks of the Lambert Complex were stacked by oblique northward overthrusting...when this continental fragment of pre-Rodinia Antarctica collided with India around 960–905 m.y. ago. |  | | Report (chapter) | | the Mt. Riiser-Larsen area of the Napier Complex, East Antarctica: tectonic implications as deduced from...the Mt. Riiser-Larsen area of the Napier Complex, East Antarctica: tectonic implications as deduced from...Riiser-Larsen area of the Archaean Napier Complex, East Antarctica, of which the north–south-striking dykes...dykes reported from other areas of the Napier Complex suggests that the north– south-striking dykes occur...to the formation of continental crust of the Rayner Complex. Proterozoic dykes of basic to intermediate |  | | Journal (article/letter/editorial) | | com/locate/precamres A two-stage evolution of the Neoproterozoic Rayner Structural Episode: new U– Pb sensitive high resolution...constraints from the Oygarden Group, Kemp Land, East Antarctica N.M. Kelly a,*,1, G.L. Clarke a, C.M. Fanning...during the Rayner Structural Episode in the Oygarden Group of islands, Kemp Land, East Antarctica. Felsic...that pre-date the Rayner Structural Episode, was deformed by two events during the Rayner Structural Episode:...correlate, suggesting that the Rayner Structural Episode did not affect Kemp Land until ca. 930 Ma. This age |  | | Journal (article/letter/editorial) | | tectonically reworked orogen, Rayner Complex, Colbeck Archipelago, east Antarctica Richard W. White and Geoffrey...~ 920 Ma. Events D2-4 comprise the Proterozoic Rayner Structural Episode, which is characterized regionally...High-grade gneisses forming the 1.2-1.0 Ga Rayner Complex (Kamenev, 1972; Sheraton et al., 1980) in Kemp...Kemp and MacRobertson Lands, east Antarctica involve Archaean rocks that were tectonically reworked at...granulite facies conditions during the Proterozoic Rayner Structural Episode (Sheraton et al., 1980; Sandiford |  | | Journal (article/letter/editorial) | | path for spinel-bearing metapelites in Rayagada, Eastern Ghats, India R. K. Shaw and M. Arima Geological...spinel-bearing metapelites from Rayagada, in the Eastern Ghats Belt, India: the first, an iron-rich assemblage...in den Fe-armen Gesteinen. 1. Introduction The Eastern Ghats Belt is a high-grade terrain, composed of...an anticlockwise P-T path for some areas in the Eastern Ghats Belt. Combined structural and petrological...studies have successfully been used in parts of Antarctica, Australia and elsewhere (Sandiford, 1985; Goscombe |  | | Journal (article/letter/editorial) | | highgrade mylonite zones, MacRobertson land, east Antarctica R. W. WHITE* AND G . L. CLARKE Department...granulite facies gneisses in MacRobertson Land, east Antarctica, are cut by numerous D5 mylonite-ultramylonite...characterized by the growth of garnet at the expense of ilmenite, pyroxene and plagioclase. Textures within each...occurs as coronas on orthopyroxene-plagioclase and ilmenite-plagioclase boundaries, and as overgrowths on...heating. Key words: Colbeck Archipelago; east Antarctica; garnet; Proterozoic; recrystallization; ultramylonite |  | Liu, Xiaochun, Zhao, Yue, Song, Biao, Liu, Jian, Cui, Jianjun (2009) SHRIMP U–Pb zircon geochronology of high-grade rocks and charnockites from the eastern Amery Ice Shelf and southwestern Prydz Bay, East Antarctica: Constraints on Late Mesoproterozoic to Cambrian tectonothermal events related to supercontinent assembly. Gondwana Research, 16 (2) 342-361 doi:10.1016/j.gr.2009.02.003 | Journal (article/letter/editorial) | | charnockites from the eastern Amery Ice Shelf and southwestern Prydz Bay, East Antarctica: Constraints on Late...Tectonothermal event Charnockite East Antarctica a b s t r a c t The eastern Amery Ice Shelf (EAIS) and southwestern...ian high-grade complex of the Prydz Belt and the Early Neoproterozoic Rayner Complex. The area contains...understanding the tectonic evolution of East Antarctica. SHRIMP U–Pb analyses on zircons of felsic orthogneisses...high-grade tectonothermal evolution with the Rayner Complex and the Eastern Ghats of India. Three segments might |  | Liu, X. C., Wang, W.-R. Z., Zhao, Y., Liu, J., Song, B. (2014) Early Neoproterozoic granulite facies metamorphism of mafic dykes from the Vestfold Block, east Antarctica. Journal of Metamorphic Geology, 32 (9) 1041-1062 doi:10.1111/jmg.12106 | Journal (article/letter/editorial) | | of mafic dykes from the Vestfold Block, east Antarctica X. C. LIU,1 W.-(R. Z.)WANG,1 Y. ZHAO,1 J. LIU1...Paleomagnetism and Tectonic Reconstruction of Ministry of Land and Resources, Institute of Geomechanics, Chinese...been buried to depths of ~30–35 km beneath the Rayner orogen during the late stage of the late Mesoproterozoic/early...collision between the Indian craton and east Antarctica (i.e. the Lambert Terrane or the Ruker craton...dykes. Key words: early Neoproterozoic; east Antarctica; granulite facies metamorphism; mafic dykes; |  | | Journal (article/letter/editorial) | | from the Polydeformed Bolangir Anorthosite Complex, Eastern Ghats Belt, India: Implications for Intraplate...likely locale to be affected is the 990–940 Ma Eastern Ghats Belt (EGB) in southeastern India, exposing...lower crust. The EGB (conjugate to the Rayner Complex, East Antarctica) is a collage of Archean and Paleoproterozoic...heterogeneous terranes comprising the Tonianage EGB–Rayner Complex orogeny, (2) juxtaposition with a rheologically...Ediacaran (580–550 Ma) orogeny in central Dronning Maud Land (Groenewald et al. 1995; Jacobs et al. 1998, 2003; |  | Sengupta, P., Sen, J., Dasgupta, S., Raith, M., Bhui, U. K., Ehl, J. (1999) Ultra-high Temperature Metamorphism of Metapelitic Granulites from Kondapalle, Eastern Ghats Belt: Implications for the Indo-Antarctic Correlation. Journal of Petrology, 40 (7) 1065-1087 doi:10.1093/petroj/40.7.1065 | Journal (article/letter/editorial) | | Metamorphism of Metapelitic Granulites from Kondapalle, Eastern Ghats Belt: Implications for the Indo-Antarctic...gabbronorite–pyroxenite–anorthosite at Kondapalle, Eastern Ghats Belt, preserves a multitude of reaction textures...O2 → ferrian ilmenite + magnetite; (d) reversal of reaction (b); (e) Fe2O3-rich ilmenite + plagioclase...plagioclase + quartz → Fe2O3-poor ilmenite + garnet + O2. Reactions in the corundum-bearing associations are: (f)...Fe2TiO4 + FeAl2O4 + O2 → ferrian ilmenite + Fe3O4 + Al2O3 (in ilmenite); (j) garnet + corundum → spinel |  | | Journal (article/letter/editorial) | | (SE India), and implications for SE India–East Antarctica correlation H. Hrushikesh, N. Prabhakar, A. Bhattacharya...(SE India), and implications for SE India–East Antarctica correlation, Precambrian Research (2019), doi:...2 India), and implications for SE India–East Antarctica correlation Hrushikesh H1, Prabhakar N1*, Bhattacharya...staurolite + kyanite + muscovite + biotite + quartz + ilmenite ± plagioclase and garnet (late- 33 D2N to early-D3N)...early-D3N) + kyanite + muscovite + biotite + quartz + ilmenite + plagioclase ± 34 staurolite assemblages characterize |  | | Journal (article/letter/editorial) | | Proterozoic Granulites from the Rauer Group, East Antarctica. I. Decompressional Pressure-Temperature Paths...INTRODUCTION The late Proterozoic metamorphic complex (LPC) of East Antarctica (Ravich & Kamenev, 1975; Sheraton...earlier Archaean terranes, including the Napier Complex, unusual among granulite facies belts in the preservation...reconstructions of the geological history of East Antarctica, and its probable role in the excavation and...LPC is limited to the Rayner Complex adjacent to and south of the Napier Complex (Grew, 1978; Ellis, 1983; |  | Bose, S., Das, K., Torimoto, J., Arima, M., Dunkley, D.J. (2016) Evolution of the Chilka Lake granulite complex, northern Eastern Ghats Belt, India: First evidence of ~ 780 Ma decompression of the deep crust and its implication on the India–Antarctica correlation. Lithos, 263. 161-189 doi:10.1016/j.lithos.2016.01.017 | Journal (article/letter/editorial) | | Evolution of the Chilka Lake granulite complex, northern Eastern Ghats Belt, India: First evidence of ~...the deep crust and its implication on the India–Antarctica correlation S. Bose a,⁎, K. Das b, J. Torimoto...Chilka Lake granulite complex Eastern Ghats Belt Decompression Rayner Complex Rodinia a b s t r a c...Chilka Lake granulite complex, northern part of the Eastern Ghats Belt show complex structural and petrological...northern Eastern Ghats Belt. Our data show that the two adjacent crustal domains of the Eastern Ghats Belt |  | | Journal (article/letter/editorial) | | intercontinental correlation of the mid-Neoproterozoic Eastern Indian tectonic zone: evidence from the gneissic...drill site is located on a SSW continuation of the Eastern Indian Tectonic Zone (EITZ), a 876–784 Ma, NNE–SSW...metamorphic belt with sinistral shear zones in eastern India. The retrograde P–T path of the Elan Bank...high-grade metamorphic rocks from the eastern margin of the Eastern Ghats Belt. Based on the demonstrable...Rodinia supercontinent stretching from eastern India through the Eastern Ghats to the basement of Elan Bank |  | | Report (chapter) | | rocks of the Liitzow -- Holm Bay region, East Antarctica Yoichi Motoyoshi, Satoshi Matsubara & Hiroharu...distinctive from that of the neighbouring part of the Rayner Complex, which has been interpreted to be a reworked...portion of the Archaean Napier Complex. The LHB region, East Antarctica, is a granulite-facies terrane...1985), an event extensively reported over East Antarctica (Grew 1982). The LHB region is underlain by pelitic...high ratios (0.71-0.74) from the neighbouring Rayner Complex (Grew 1978, Black et al. 1987). In the LHB |
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