 | | Report (chapter) | | geological studies of JARE in the Napier Complex, Enderby Land, East Antarctica Hideo Ishizuka Geological Society...geological studies of JARE in the Napier Complex, Enderby Land, East Antarctica HIDEO ISHIZUKA Department of...geochemistry and geochronology of the Napier Complex in Enderby Land, East Antarctica. Detailed field investigations...Riiser-Larsen area and Tonagh Island, revealed that the Napier Complex comprises layered and massive gneiss units... Geochemical studies showed that (1) garnet–sillimanite gneisses and garnet-rich felsic gneisses were |  | HORIE, Kenji, HOKADA, Tomokazu, MOTOYOSHI, Yoichi, SHIRAISHI, Kazuyuki, HIROI, Yoshikuni, TAKEHARA, Mami (2016) U–Pb zircon geochronology in the western part of the Rayner Complex, East Antarctica. Journal of Mineralogical and Petrological Sciences, 111 (2) 104-117 doi:10.2465/jmps.150811 | Journal (article/letter/editorial) | | geochronology in the western part of the Rayner Complex, East Antarctica Kenji HORIE*,**,†, Tomokazu HOKADA*,**...the Rayner Complex of western Enderby Land, East Antarctica, in order to define the eastern limits of the...the western Rayner Complex that underwent the Pan–African metamorphism and to evaluate potential source...the Rayner Complex of western Enderby Land. There is no evidence of reworked Napier Complex rocks in the...studied Rayner samples. Keywords: Rayner Complex, East Antarctica, SHRIMP U–Pb zircon dating, Metamorphism |  | | Report (chapter) | | Archaean-Cambrian crustal development of East Antarctica: metamorphic characteristics and tectonic implications...Archaean-Cambrian crustal development of East Antarctica: metamorphic characteristics and tectonic implications...recognized from four distinct belts: the Dronning Maud Land, LtRzow-Holm Bay, Prydz Bay and Denman Glacier Belts...affected Archaean cratonic remnants in the Napier Complex and southern Prince Charles Mountains. The...proposed in the SW US-East Antartic model. East Antarctica was not a single unified crustal block within |  | | Report (chapter) | | Geodynamic evolution of Mt. Riiser-Larsen, Napier Complex, East Antarctica, with reference to the UHT mineral...Geodynamic evolution of Mt. Riiser-Larsen, Napier Complex, East Antarctica, with reference to the UHT mineral...in the Archaean–early Proterozoic Napier Complex, East Antarctica. The area is structurally divided into...quartz in the Main Block, and of orthopyroxene þ sillimanite in the Western Block. These textures indicate... (2) sapphirine þ quartz ¼ orthopyroxene þ sillimanite (3) and in the Main Block and in the Western |  | | Journal (article/letter/editorial) | | REVIEW Protoliths of the Napier Complex in Enderby Land, East Antarctica; an overview and implication...(UHT) metamorphic rocks of the Napier Complex in Enderby Land, East Antarctica, consist of mantle protolith...related subduction regime. Subsequently, the Napier Complex was stabilized during the UHT metamorphism...- - - Keywords: Greenstone granite belt, Napier Complex, Subduction regime, TTG suite, UHT metamorphism...Earth’s own activities. The Napier Complex occurs in Enderby Land, East Antarctica (Fig. 1). After the reconnaissance |  | | Journal (article/letter/editorial) | | sapphirine þ quartz assemblage from the Napier Complex, East Antarctica: Diagnostic evidence for Neoarchean...(TI) and Priestley Peak (PP)) in the Napier Complex, East Antarctica, provides unequivocal evidence for...recent model on the structural framework of the Napier Complex that correlates the two areas to different...the tectonic framework of these rocks within a complex Neoarchean subduction/collision belt. Ó 2012, China...granulite Petrology Pseudosection modeling Napier complex Antarctica 1. Introduction * Corresponding author |  | | Report (chapter) | | inclusions in granulites from the Napier Complex, East Antarctica T. Tsunogae, M. Santosh, J. Dubessy...inclusions in granulites from the Napier Complex, East Antarctica T. TSUNOGAE1,2, M. SANTOSH3, J. DUBESSY4...(UHT) granulites from the Napier Complex of Enderby Land, East Antarctica. Fluid inclusions in various...granulites pass through the peak P– T conditions of the Napier metamorphism (T ¼ 1050– 1150 8C, P ¼ 9–11kbar)...during extreme crustal metamorphism of the Napier Complex. The carbonic fluid probably played an important |  | | Journal (article/letter/editorial) | | METAMORPHIC TERRAIN: LATE PROTEROZOIC DATES FROM THE EASTERN GHATS PROVINCE OF INDIA EDWARD S. GREW Department...metamorphic terrain: late Proterozoic dates from the Eastern Ghats Province of India. Precambrian Res., 33:...perrierite and zircons in two samples from the Eastern Ghats Province of South India, a sapphirine-bearing...late Proterozoic granulite-facies event in the Eastern Ghats Province. In reassemblies of Gondwanaland...proposal, the Eastern Ghats Province is juxtaposed against a high-grade terrain in East Antarctica affected |  | | Journal (article/letter/editorial) | | ARCHAEAN CRUST IN THE RAYNER COMPLEX, MacROBERTSON AND KEMP LAND COAST, EAST ANTARCTICA GEOFFREY L. CLARKE* Department...Archaean crust in the Rayner Complex, MacRobertson and Kemp Land coast, East Antarctica. Precambrian Res., 40/41:...rocks exposed along the MacRobertson and east Kemp Land coasts consist of, in the west, Archaean gneisses...westward toward a stable Archaean block, the Napier Complex. Kinematic indicators are consistent with formation...deformation. Dissection of both the Rayner and Napier Complexes by retrograde shear zones and mylonite-pseudotachylite |  | | Journal (article/letter/editorial) | | ultra-high-temperature metapelites from the Napier Complex, East Antarctica Y. MOTOYOSHI1 AND B.J. HENSEN2,* 1...e metapelitic granulites from the Napier Complex, East Antarctica is associated with aluminous orthopyroxene...describe phlogopite from the Napier Complex in Enderby Land, East Antarctica, with significantly higher...and Forefinger Point (Harley et al. 1990) in Antarctica. The highest value so far reported (5–6 wt%;...1982) is also in a sample from the Napier Complex. The Napier Complex is an ultra-high-temperature (UHT) |  | | Journal (article/letter/editorial) | | association in garnet–sillimanite gneiss from Rundvågshetta, Lützow-Holm Complex, East Antarctica Toshisuke Kawasaki...coexistence Rundvågshetta Lützow–Holm Complex East Antarctica a b s t r a c t This is the first report...observed in garnet–sillimanite gneiss from Rundvågshetta, Lützow-Holm Complex, East Antarctica. The osumilite...with quartz and are spatially associated with sillimanite, show extremely high Zn contents (XSpl Zn = 0...values (0.45–0.54). The garnet is rimmed by sillimanite, K-feldspar, plagioclase, and quartz. Biotite |  | | Journal (article/letter/editorial) | | record of cooling and hydration in the Napier Complex, Antarctica Ruairidh J. Mitchell, Simon L. Harley...record of cooling and hydration in the Napier Complex, Antarctica, LITHOS (2016), doi: 10.1016/j.lithos...record of cooling and hydration in the T Napier Complex, Antarctica School of Geosciences, University of...phase equilibrium (pseudoseciton) modelling in complex chemical systems SC R with updated mineral a-X...bearing UHT granulites from Mt Charles, Napier Complex, Antarctica. P-T phase equilibrium modelling of two |  | | Report (chapter) | | The Archaean geological evolution of Enderby Land, Antarctica S. L. Harley and L. P. Black Geological...evolution of Enderby Land, Antarctica S. L. Harley & L. P. Black SUMMARY: The Napier Complex of Enderby Land...Land, Antarctica, is a major terrain exhibiting Archaean granulite-facies metamorphism at extreme P T conditions...less intense, deformation (Dz) after which the Napier Complex became a stable craton for some 500 Ma. The...granulite-facies gneiss terrain (Napier Complex) of Enderby Land, east Antarctica (Fig. 1), has, in recent years |  | | Journal (article/letter/editorial) | | in orthopyroxene-sillimanite granulites from Forefinger Point, Enderby land, Antarctica: implications for...for the evolution of the Archaean Napier Complex S . 1. HARLEY’, B . J . HENSEN’ AND J . W. SHERATON’...Archaean age from Forefinger Point, S W Enderby Land, East Antarctica, contain very-high-temperature granulite...which include orthopyroxene (8-9.5 wt% AI,O,)-sillimanite f garnet f quartz f K-feldspar, that formed at...porphyroblastic garnet or earlier orthopyroxene-sillimanite. These textures mainly pre-date the development |  | | | | metamorphic rocks and associated pegmatites of East Antarctica and South India H. E. BELKIN1,*, R. MACDONALD2...of the Napier Complex and Mawson Station charnockite in East Antarctica and from the Eastern Ghats, South...to the LREE and Ca. In one sample from the Napier Complex, Y is the dominant cation among the total REE...EY WORDS : chevkinite-group, perrierite, Antarctica, Eastern Ghats, India. Introduction THE most abundant...granulites and associated pegmatites from East Antarctica and South India, with the specific aim of furthering |  | | Journal (article/letter/editorial) | | sapphirine − , spinel − and orthopyroxene − sillimanite metapelitic granulites that are constrained by...Examples of post − peak UHT P − T vectors for the Napier Complex are shown: IBC at at Mt. Riiser − Larsen based...garnet; Opx, orthopyroxene; Qz, quartz; Sil, sillimanite; Spl, spinel; Spr, sapphirine. Assemblages containing...excess of 1050°C and constrained orthopyroxene + sillimanite + quartz (Opx + Sil + Qz) to occur at pressures...difficult to reconcile with more recent experiments in complex systems (KFMASH), which suggest lower pressures |  | | Journal (article/letter/editorial) | | metamorphic rocks in the Field Islands area, East Antarctica LANCE P . BLACK, Bureau of Mineral Resources...area, East Antarctica, was substantially similar to that of the adjacent Archaean Napier Complex, though...the area’s proximity to the Proterozoic Rayner Complex and consequent vulnerability to tectonic process...subsequent E-W tectonic trend of the nearby Rayner Complex; (3) selective retrogression by a postD, static...deformation involved in the formation of the Rayner Complex a t about 1100 Ma. The area was subsequently subjected |  | | Journal (article/letter/editorial) | | Garnet-Orthopyroxene Bearing Granulites from Enderby Land, Antarctica: Metamorphic Pressure-Temperature-Time...e Evolution of the Archaean Napier Complex Department of Geology, University of Tasmania, GPO Box 25...assemblages from the Archaean Napier Complex, Enderby Land, Antarctica, display a variety of exsolution...were attained at c. 3000 Ma. Subsequently, the Napier Complex granulites evolved through a prolonged period...pressure-temperature-time path (P-T-t) suggests that the Napier Complex acted as an essentially stable craton as early |  | | Report (chapter) | | garnet, aluminous orthopyroxene, cordierite, sillimanite, spinel and quartz in pelites and quartzites...9 kbar in FMAS, and that the orthopyroxene + sillimanite + quartz assemblage is restricted to pressures...wt%) in orthopyroxene coexisting with garnet, sillimanite or sapphirine. The P T conditions and records...osumilite; Plag, plagioclase; Qz, quartz; Sil, sillimanite; Spl, spinel; Spr, sapphirine. plate regimes...Textures Eastern Ghats 6c. G o k a r v a r a m 6d. Araku IBC and Near-isothermal 6. Eastern Ghats (N) |  | | Journal (article/letter/editorial) | | sapphirine-cordierite-garnet-sillimanite granulite from Enderby Land, Antarctica: implications for FMAS petrogenetic...Mount Sones, in the Archaean Napier complex of Enderby Land, Antarctica, contains the stable divariant...78) - cordierite (J(Mg= 87) - garnet (XMg~ 51) sillimanite. Rare green spinel (XM~= 53.5, ZNO=2.65 w t %...inclusions mainly within sapphirine, but also within sillimanite and garnet. Late thin coronas of cordierite (XMg=...equilibrium assemblage sapphirine-cordierite-garnet-sillimanite (sp, hy, qz) and further divariant reaction involving |  | | Journal (article/letter/editorial) | | for >1120 °C UHT metamorphism in the Napier Complex, Antarctica, and implications for the entropy of...Riiser-Larsen in the Tula Mountains of Enderby Land, East Antarctica, preserves two generations of coarse...involving the phases enstatite, sapphirine, sillimanite, quartz and cordierite indicate that the reaction...P±T-sensitive assemblage indicators in the Napier Complex. It is not possible to distinguish whether...metamorphic temperatures in excess of 1120 °C in the Napier Complex, or indeed any UHT granulite terrain worldwide |  | | Journal (article/letter/editorial) | | exsolution in granulites from Fyfe Hills, Enderby Land, Antarctica: Evidencefor 1000 oC metamorphictemperaturesin...orourpaper rnadiscussion granulites from Fyfe Hills, Enderby I Evidence for 1000 "c metamorphic ter cheancontinental...therefore cannot be igneour the metapelitesin the Enderby Land g number of exceptionallyrare assembla6 regional...quartz with subordinatepyroxt out the Napier complex in Enderby typically occur as horizons lessthan 3...metasedimentaryrocl 1gg0; Grew, lgg2a; Sandiford and wil l ggT). complex exsolution textures inr mer presenceof pigeonite |  | | Journal (article/letter/editorial) | | sapphirine + quartz and other rocks from Enderby Land, Antarctica, are reproducible with calculated pseudosections...osumilite; q, quartz; sa, sapphirine; sill, sillimanite; sp, spinel. INTRODUCTION Sapphirine is an...assemblages in KFMASH, citing rocks from Enderby Land, Antarctica, as an example. KFMASH is the smallest... cd Liquid, liq Muscovite, mu K-feldspar Sillimanite Kyanite Quartz Free water EM phl ann east obi...involving garnet + sapphirine + orthopyroxene + sillimanite + quartz (Figs 1d & 2). The relative similarity |  | | Journal (article/letter/editorial) | | (UHT) granulites in Tonagh Island, Napier Complex, East Antarctica record peak metamorphic pressure −...07 g/cm3). The UHT granulites of Vizianagram in Eastern Ghats Belt, India which were subjected to extreme...adjacent to spinel rimmed by various coronas of sillimanite, orthopyroxene and garnet. Garnets in a granulite...mafic granulite in Ampitiya, central Highland Complex, Sri Lanka. The peak P − T conditions of metamorphism...including the Napier Complex in East Antarctica (e.g., Harley and Motoyoshi, 2000), Eastern Ghats in India |  | | Journal (article/letter/editorial) | | metamorphic phase equilibria in FMAS, KFMASH and more complex chemical systems have greatly improved quantification...microns (lm). (a) Napier Complex Spr + Opx + Qz assemblage, Mount Rüser–Larsen, Enderby Land. Opx in this...Motoyoshi, 2000). (b) Napier Complex Opx + Sil + Qz assemblage, Mount Renouard, Enderby Land. Opx contains up...Brusilov, Enderby Land. (d) Early sapphirine in a Spr + Opx + Crd assemblage, Forefinger Point, Enderby Land...ferroaugite from a metaironstone, Tonagh Island, Enderby Land (Harley, 1987). well-documented case studies |
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"Christmas Point" pegmatite, Khmara Bay, Casey Bay, Napier Complex, Enderby Land, Eastern Antarctica, Antarctica