 | | 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...ultrahigh-temperature (UHT) metamorphism). P– T evolution of the Napier UHT metamorphism was examined by analyses of reaction |  | 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) | | 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...horizontal distribution of UHT metamorphism in the Napier Complex, our results on the vertical component provide...Archaean–early Proterozoic. Electron microprobe monazite U– Th– Pb dating for hydrated and mylonitized |  | | 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 |  | | Journal (article/letter/editorial) | | Bastar–Dharwar craton, the Yilgarn craton, the Napier Complex, and the Vestfold Hills has been identified...the separation of the Yilgarn craton and the Napier Complex, respectively, to form a proto-Indo-Antarctic...the collision of the Lambert Terrane of East Antarctica and the Bastar–Dharwar craton. This collision...southern domain of the Eastern Ghats and the Oygardens domain of East Antarctica. The third extensional...a series of basins on the western side of the Eastern Ghats (the Chhatisgarh, Khariar, Ampani, Indravati |  | | Journal (article/letter/editorial) | | ultrahigh temperature metamorphism in the Napier Complex, East Antarctica: A Petrochronological investigation...clark@curtin.edu.au Abstract The Napier Complex in East Antarctica preserves a record of ultrahigh-temperature...rocks from the Tula Mountains region of the Napier Complex was analysed. Individual concordant populations...petrochronological data demonstrate that the Napier Complex remained at UHT from c. 2585 Ma until at least...reserved. Accepted Article experienced by the Napier Complex were achieved through a combination of orogenic |  | | 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...with dykes reported from other areas of the Napier Complex suggests that the north– south-striking dykes...the formation of continental crust of the Rayner Complex. Proterozoic dykes of basic to intermediate compositions |  | Hokada, Tomokazu, Misawa, Keiji, Yokoyama, Kazumi, Shiraishi, Kazuyuki, Yamaguchi, Akira (2004) SHRIMP and electron microprobe chronology of UHT metamorphism in the Napier Complex, East Antarctica: implications for zircon growth at >1,000��C. Contributions to Mineralogy and Petrology, 147 (1) 1-20 doi:10.1007/s00410-003-0550-2 | Journal (article/letter/editorial) | | chronology of UHT metamorphism in the Napier Complex, East Antarctica: implications for zircon growth at...paragneisses from Mt. Riiser-Larsen in the Napier Complex, East Antarctica, were dated by using ion microprobe...references therein). The Archaean Napier Complex in East Antarctica is known as one of the UHT metamorphic...1987). For these characteristic features, the Napier Complex has now become known as the best-preserved...highest-grade metamorphic conditions of the Napier Complex are estimated to be >1,000 C for rocks with |  | Owada, M., Osanai, Y., Toyoshima, T., Tsunogae, T., Hokada, T., Crowe, W.A., Kagami, H. (2003) Early Proterozoic Tectonothermal Events in the Napier Complex, East Antarctica: Implications for the Formation of East Gondwana. Gondwana Research, 6 (2) 231-240 doi:10.1016/s1342-937x(05)70972-2 | Journal (article/letter/editorial) | | Proterozoic Tectonothermal Events in the Napier Complex, East Antarctica: Implications for the Formation of...Tonagh Island, the western part of the Napier Complex, East Antarctica gave 1870582 Ma, 1897550 Ma and 1557535...Archaean timing of UHT metamorphism in the Napier Complex. The ca. 1900 Ma age is considered to reflect...reflect an important tectonothermal event in the Napier Complex including a tholeiite dyke intrusion. On the...Gondwana fragments such as the Rayner Complex in Antarctica and the Eastern Ghats Belt in India record extensive |  | | 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) | | gneiss from Mt. Riiser − Larsen in the Napier Complex, East Antarctica. The major constituents of this perrierite...feldspar, and cordierite. Perrierite, zircon, monazite, and rutile are accessory phases. The perrierite...to those of monazite (ca. 2450 ± 30 Ma and Cen/Dyn = 12 − 24). Both perrierite and monazite may have been...REE and titanium contents. Keywords: Antarctica, Napier Complex, Perrierite, Sapphirine–quartz, Ultrahigh...pelitic gneiss from Mt. Riiser − Larsen, Napier Complex, East Antarctica, and discusses its chemical features |  | | Journal (article/letter/editorial) | | Geol. 1987, 5 , 1-26 The Rayner Complex of East Antarctica: complex isotopic systematics within a Proterozoic...mobile belt (locally known as the Rayner Complex) in East Antarctica. Much of the belt is the product of Mid-Proterozoic...Rayner Complex mostly represents reworked Archaean rocks from the neighbouring craton (Napier Complex). Models...rehydration of the Napier Complex are no longer required, since the Rayner Complex was its own source...The multiphase history of the Rayner Complex has resulted in complex isotopic behaviour. Three temporally |  | | Journal (article/letter/editorial) | | Characterization of Zircon in Fyfe Hills of the Napier Complex, East Antarctica Mami Takehara 1, *, Kenji Horie 1,2...accretionary and collisional orogenesis. The Napier Complex, East Antarctica, preserves UHT metamorphism, and the...metamorphism in Fyfe Hills in the western part of the Napier Complex. The zircons are analyzed using a sensitive...geochronology; zircon; REE pattern; δ18 O; Napier Complex 1. Introduction Ultra-high temperature (UHT)...over 60 areas or localities [1]. The Napier Complex in East Antarctica is the location where the regional |  | Horie, Kenji, Hokada, Tomokazu, Hiroi, Yoshikuni, Motoyoshi, Yoichi, Shiraishi, Kazuyuki (2012) Contrasting Archaean crustal records in western part of the Napier Complex, East Antarctica: New constraints from SHRIMP geochronology. Gondwana Research, 21 (4) 829-837 doi:10.1016/j.gr.2011.08.013 | Journal (article/letter/editorial) | | crustal records in western part of the Napier Complex, East Antarctica: New constraints from SHRIMP geochronology...Available online 10 September 2011 Keywords: Napier Complex Antarctica Zircon U–Pb geochronology Fyfe Hills Mt...quartzites) in the western part of the Napier Complex, East Antarctica, revealed an Archaean–Proterozoic history...component of the Archaean magmatic protolith in the Napier Complex. Metamorphic overgrowth or recrystallized zircons...Introduction Over the past four decades, the Napier Complex in East Antarctica has attracted considerable interest |  | | Journal (article/letter/editorial) | | earth elements (REE) relations in Napier Complex, East Antarctica Tomokazu HOKADA*,** and Simon L. HARLEY***...bearing paragneiss/ quartzite in the Napier Complex, East Antarctica. Coarse (200 − 400 μ m) zircon grains...(II). Finally, the zircon rim (III) and later monazite formed in a HREE depleted environment. Melt injection...2471 Ma at the end of the UHT history of the Napier Complex. Introduction Zircon U − Pb chronology is...conditions considered in their studies. The Napier Complex is recognised as the classic example of UHT |  | | 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 |  | Hokada, Tomokazu, Misawa, Keiji, Shiraishi, Kazuyuki, Suzuki, Satoko (2003) Mid to late Archaean (3.3–2.5 Ga) tonalitic crustal formation and high-grade metamorphism at Mt. Riiser-Larsen, Napier Complex, East Antarctica. Precambrian Research, 127 (1) 215-228 doi:10.1016/s0301-9268(03)00188-8 | Journal (article/letter/editorial) | | metamorphism at Mt. Riiser-Larsen, Napier Complex, East Antarctica Tomokazu Hokada a,b,∗ , Keiji Misawa...Accepted 10 May 2003 Abstract The Archaean Napier Complex consists of felsic orthogneiss, mafic granulite...te (TTG) crust, is a major constituent of the complex, especially at Mt. Riiser-Larsen, which is located...some authors to have been continuous with the Napier Complex from the Mid Proterozoic until Gondwana break...rights reserved. Keywords: Archaean; Granulite; Napier Complex; SHRIMP; TTG; Ultrahigh-temperature (UHT) metamorphism |  | | 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) | | for residence times under UHT conditions. The Napier Complex, the Earth’s premier UHT terrain, probably... U–Pb geochronology, Zircon, Monazite, Large Hot Orogen, Napier Complex INTRODUCTION It is now widely...Palaeozoic low–P high–grade metamorphic record of eastern Australia, suggesting that granulite conditions...has been applied to the Grenville Province of eastern Canada (Beaumont et al., 2006; Jamieson et al....Mat – Mather Paragneisses, Rauer Islands, east Antarctica (590–530 Ma) (Harley, 1998b, 2004; Kelsey et |  | | Report (chapter) | | Palaeozoic metasomatism of the Archaean Napier Complex, East Antarctica CHRISTOPHER J. CARSON1,2 & JAY J. AGUE1...Palaeozoic pegmatites on Tonagh Island, Napier Complex, East Antarctica, was accompanied by the introduction...sedimentary rocks, underthrust beneath the SW Napier Complex, has been long considered a viable source for...the underthrust sedimentary rocks beneath the Napier Complex occurred, at least in part, by convergent Early...peraluminous pegmatites within the Archaean Napier Complex of East Antarctica. We examine the extent of non-volatile |  | | Journal (article/letter/editorial) | | around monazite in paragneiss and anatectic pods of the Napier Complex, Enderby Land, East Antarctica: the...contiguous to monazite in two occurrences in the ultrahigh-temperature Napier Complex of Antarctica. Monazite...anatectic melts at 2500 Ma at Zircon Point, Casey Bay, monazite grains range 0.05 mm–1 cm in length and are highly...other grains, particularly smaller ones, show complex and irregular zoning in Th and U. The latter zoning...plagioclase (An16) are found in a 70–80 lm band between monazite and orthopyroxene Communicated by T.L. Grove |  | | Report (chapter) | | India and Antarctica in the Precambrian: a brief analysis JOSEPH G. MEERT1*, MANOJ K. PANDIT2, ANTHONY...India and the East Antarctica region from Enderby Land to Princess Elizabeth Land using the Mesozoic...(1050– 950 Ma) deformation in East Antarctica and along the Eastern Ghats Province in India marks the...hotspot led to final break-up of India and East Antarctica in the Cretaceous. Although connections between...Archaean and Proterozoic provinces of India and East Antarctica have been proposed, the current record of large |  | | Journal (article/letter/editorial) | | 94 (1999) 251–271 The thermal history of the Eastern Ghats Belt (India) as revealed by U–Pb and 40Ar/39Ar...1998; accepted 16 November 1998 Abstract The Eastern Ghats belt is a large high-grade terrane exposed...Textural and structural relationships indicate a complex thermo-tectonic evolution involving several episodes...reconstructed global Southwest-United-States–East-Antarctica (SWEAT ) orogen. The exact timing of metamorphism...Textural and structural relationships indicate a complex thermo-tectonic evolution involving several episodes |  | | Journal (article/letter/editorial) | | (pre-rift and -drift) fit of India and conjugate Antarctica and geological connections across the suture...Keywords: Palinspastic fit Antarctica India Gondwanaland Eastern Ghats–Rayner Complex Lambert–Mahanadi Rift...passive continental margins of India and conjugate Antarctica (30°–80° E) have been reconstructed quantitatively...aligned in a Permian–Triassic rift system, the Napier salient draped by the bight of India, and strong...Terrane– Rayner Complex; (2) Napier–southern Eastern Ghats Mobile Belt–Dharwar Craton; (3) Kemp Land– MacRobertson |  | | 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 |
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