 | | 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 |  | | 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...theoretical considerations involving the phases enstatite, sapphirine, sillimanite, quartz and cordierite...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) | | ultrahigh-temperature granulite, Napier complex, LutzowHolm Complex. Introduction The ultrahigh-temperature...moreover, very rare as a peak mineral in the Napier Complex. Harley and Motoyoshi (2000) estimated the...apparatus at Ehime University Rundvdgshetta, East Antarctica (Sample No. RVH18SIL) and Kochi University. We...at RundvBgshetta region, Lutzow-Holm Bay, East Antarctica graphite, AgT0Pd3,or Au,,Pd,, alloys. Gondwana...ine bearing granulite at Rundvsgshetta, East Antarctica on January 11,1992 (JARE-33).Takahashi Eiichi |  | | Journal (article/letter/editorial) | | granulites from Northwestern Canada and Enderby Land, Antarctica: implications for high-temperature isotopic...of Northwestern Canada and the Napier Complex of Enderby Land, Antarctica. The isotopic compositions of...deformation. Quartz-magnetite temperatures from the Napier complex are similar to those inferred for a late (D3)...techniques to rocks of the Laramie Anorthosite Complex, an unmetamorphosed, shallow-level intrusive, indicates...of Northwestern Canada and the Napier Complex of Enderby Land, Antarctica, were chosen for this study. |  | | Journal (article/letter/editorial) | | assemblage in contrasting textural modes from the Eastern Ghats Belt, India: Implications for stability relations...the same occurrence of a Mg–Al-rich granulite, Eastern Ghats Belt, India. Textural data suggest stabilization...UHT metamorphism; Stable contact; Metastability; Eastern Ghats Belt 1. Introduction Stable coexistence...calls for special petrological attention. The Eastern Ghats Belt (hereafter EGB) of India represents...rtz–garnet– Fig. 1. A generalized map of the Eastern Ghats Belt, India showing location of the study |  | | | | 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) | | implications for Archaean crustal thickness in Enderby Land, Antarctica M I C H A E L S A N D I F O R D , Deparrment...Abstract. Granulites at Fyfe Hills in Enderby Land, Antarctica, crystallized at temperatures in excess...post-Archaean thickening of the Enderby Land crust. Key-words: Antarctica; Archaean; crustal thickness;...grossular component Di = diopside component En = enstatite component Py = pyrope component INTRODUCTION...the adjacent islands in Khmara Bay, in Enderby Land, Antarctica (Fig. I), contain unusually high grade |  | Tsunogae, Toshiaki, Osanai, Yasuhito, Owada, Masaaki, Toyoshima, Tsuyoshi, Hokada, Tomokazu, Crowe, Warwick A (2003) High fluorine pargasites in ultrahigh temperature granulites from Tonagh Island in the Archean Napier Complex, East Antarctica. Lithos, 70 (1) 21-38 doi:10.1016/s0024-4937(03)00087-2 | Journal (article/letter/editorial) | | from Tonagh Island in the Archean Napier Complex, East Antarctica Toshiaki Tsunogae a,*, Yasuhito Osanai...of up to 0.48) from Tonagh Island in Enderby Land, East Antarctica are closely associated with typical...calculated for the ultrahigh-temperature Archean Napier Complex. Although experimental investigations have...Halogen; Pargasite; Granulite-facies; Napier complex; East Antarctica 1. Introduction * Corresponding author... which forms part of the Archean Napier Complex of East Antarctica, and discusses their origin and petrologic |  | | 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 |  | | Journal (article/letter/editorial) | | refine the metamorphic history of the Napier Complex, East Antarctica: the high-P stability limit for osumilite...osumilite in the Napier Complex is 9-10kbar, the prograde P-T-t path is not necessarily anticlockwise and...osumilite. Key words: KFMASH; metapelites; Napier complex; osumilite; petrogenetic grid. Abbreviations...demonstrated by consideration of the Napier Complex, Antarctica . E X P E R I M E N T A L P R O C E...natural osumilites from Nain and Reference Peak, Antarctica. are from Berg & Wheeler (1976) and Grew (1982) |  | | Journal (article/letter/editorial) | | pyroxenegranulites from Tonagh Island, Enderby Land, Antarctica: further evidence for very high temperature...980°C) Archaean regional metamorphism in the Napier Complex SIMON L. HARLEY, Department of Earth Sciences...spinel-lherzolites from East Tonagh Island, Enderby Land, Antarctica, preserve exsolution-recrystallization...high temperature metamorphism throughout the Napier Complex fol- -4 lowed by near-isobaric cooling and...3070 Ma. Key-words: Antarctica; Archaean; granulite; metamorphism; Napier Complex; pigeonite; very high |  | | 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) | | fragments, particularly the relation between East Antarctica, and the Indian subcontinent. A considerable...considerable development in recent studies in East Antarctica has been the recognition of contrasting thermal histories...principal lithological and structural elements. (1) Eastern Vijayan Series; (2) Western Vijayan Series; (3)...1961). It is bounded to the east by the Eastern Vijayan Complex which comprises predominantly amphibolite...grade granitic and migmatitic gneisses in the eastern lowlands (Fig. 1). For much of its length the boundary |  | | Journal (article/letter/editorial) | | intergrowths in ultrahigh-temperature granulite, Eastern Ghats, India: Possible evidence of an early Tschermak-rich...UHT metamorphosed aluminous granulites from the Eastern Ghats Belt, India, contain contrasting mineral...hypothetical, highly aluminous orthopyroxene involving a complex reaction between the (Fe,Mg)-Tschermak and Fe3+-Tschermak...aluminous orthopyroxene, prograde path for UHT rocks, Eastern Ghats, India INTRODUCTION Aluminous granulites...granulite from the regional UHT metamorphosed Eastern Ghats Belt, India, and discuss possible reactions |  | | Journal (article/letter/editorial) | | report from the Vijayanagaram District in the Eastern Ghats belt, India (Ramesh Kumar et al. 1995) needs...the thermal action of the South Harris Igneous Complex ca. 2.18-1.84 Ma (Cliff et al. 1983); the most...~ 8-9 kbar 3. “Christmas Point”, Casey Bay, Antarctica Meta-pegmatite Qtz, Kfs, Sil, Spr, khmaralite*...°C, P ≥ 10 kbar 4. “Zircon Point”, Casey Bay, Antarctica Meta-pegmatite Qtz, Kfs, Pl, Sil, Ky, khmaralite*... P ≥ 10 kbar 5. Mount Pardoe, Amundsen Bay, Antarctica Meta-pegmatite Enclosed in 2nd Crd with Sil |  | | Journal (article/letter/editorial) | | Osumilite-Sapphirine-Quartz Granulites From Enderby Land Antarctica Mineral Assemblages and Reactions* D.J...Abstract. The pre-Cambrian granulites of Enderby Land Antarctica, contain coexisting spinel-quartz, sapphirine-quartz...: Osumilite-Sapphirine-Quartz Granulites From Antarctica are rare in nature, and are restricted to isolated...% A1203 and 6.29 wt.% Fe203. In contrast the Enderby Land hypersthenes described here (MgTo- 78) contain...945,a nunatak in Enderby Land, Antarctica (Dallwitz 1968). Further work in Enderby Land by the Australian |  | | Journal (article/letter/editorial) | | OF EARLY ARCHAEAN ROCKS AT FYFE HILLS, ENDERBY LAND, ANTARCTICA L.P. BLACK Bureau of Mineral Resources...Hills, Enderby Land, Antarctica. Precambrian Res., 21: 197--222. The Fyfe Hills of Enderby Land, Antarctica...composed of Archaean cratonic rocks of the Napier Complex. Initial crustal formation (possibly of plutonic...centimetres occurred at that time, after which the Napier Complex was essentially cratonised. A subsequent semiductile...semiductile deformation did not affect the whole Napier Complex, but produced upright shear zones in the Fyfe |  | | Journal (article/letter/editorial) | | pegmatitesin granulite-faciesrocks of caJey Bay,Enderby Land, fntarctica Eowano S. Gnew Department of Earth...Mclntyre llaia-1erzz,s,4go05,E) in casey Bay, Antarctica. Antarctic surinamite contains 30.9-32.1wt.za...not been reand in eastern Siberia, in nica-fluorite metasomatite ported from Antarctica (Grew, 1980a).I...SAPPHIRINE The granutite-faciesrocks of the Napier complex are cut by two generations of pegmalilss. An...pegmatites are found at many exposuresin the Napier complex, but are nowhere abundant (see also Sheratonet |  | | 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 |  | | Book | | 02139, USA ' Allen & Unwin (Australia) Ltd, 8 Napier Street, North Sydney, NSW 2060, Australia Allen...Archaean and Proterozoic high-grade terranes of East Antarctica (40-80°£): a case study of diversity in granulite...considerations 12.2 The Napier Complex 12.3 The Vestfold Hills Block 12.4 The Liltzow - Holm Bay Complex 12.5 Proterozoic...overprinting in the Napier Complex and Napier relics within the Rayner Complex, Enderby Land 12.6 The Rayner...Rayner Complex in Enderby Land 12. 7 The Rayner Complex: Kemp Land and MacRobertson Land 12.8 The south-east |  | | Journal (article/letter/editorial) | | orthoamphibolebearing gneisses from Enderby Land, east Antarctica: a record of Proterozoic uplift S I...vicinity of shear zones in Casey Bay, Enderby Land, Antarctica, record both the overprinting of Archaean...correlated with the general effects of Rayner Complex metamorphism and deformation which occurred after...orogenic belt south of Casey Bay. Key-words: Antarctica; metamorphism; orthoamphibole; pressure-temperature...Proterozoic; uplift INTRODUCTION The Napier Complex of Enderby Land, Antarctica, is an Archaean granulite facies |  | | Journal (article/letter/editorial) | | Garnet-forming Reactions in Mafic Granulites from Enderby Land, Antarctica—Implications for Geothermometry and Geobarometry...ABSTRACT This study of mafic granulites from Enderby Land, Antarctica, demonstrates the control of rock compositions...granulite fades from the Archaean Napier Complex of Enderby Land, Antarctica. The rocks were collected by...Expedition in the 1976-1977 summer field season. Enderby Land is part of the Precambrian East Antarctic Shield...consists of high-grade metamorphic rocks forming the Napier and Rayner Complexes (Ravich & Kamenev, 1972, 1975; |  | | Journal (article/letter/editorial) | | on P–T condition of Howard Hills, Napier Complex, East Antarctica Kei Sato a,b,⁎, Tomoharu Miyamoto c...paragenesis of these minerals from the Napier Complex in East Antarctica [XMg = Mg / (Fe + Mg); XFe = Fe /...Ultrahigh-temperature (UHT) metamorphism; Napier Complex; East Antarctica 1. Introduction Sapphirine is one...sapphirine–spinel-bearing rocks. Napier Complex in Enderby Land, East Antarctica is an Archaean UHT metamorphic...which was collected from Howard Hills in the Napier Complex. This natural sample contains coexistence of |  | | Journal (article/letter/editorial) | | sapphirine + quartz and other rocks from Enderby Land, Antarctica, are reproducible with calculated pseudosections...assemblages in KFMASH, citing rocks from Enderby Land, Antarctica, as an example. KFMASH is the smallest...low-Fe2O3 occurrences, such as the Napier Complex in Enderby Land, Antarctica. A more rigorous appraisal of...associations in Fe3+-poor rocks (e.g. Enderby Land, Antarctica: Ellis et al., 1980; Grew, 1980; Sandiford...in both Fe3+-poor and Fe3+-bearing rocks (e.g. Antarctica: Ellis et al., 1980; Grew, 1980; Sandiford, 1985; |  | | Journal (article/letter/editorial) | | 44.9 25.6 22.1 - KY co quartz Qz PYroPe enstatite PY En *Molar volumes are estimated by linear...silica-undersaturated granulites from the Arunta Complex, Central Australia (Warren, 1983), which initially...around 15 kbar in the same temperature range. Antarctica (Grew, 1983), (Ga, Hy) from South India (La1...relationships in the rocks in question are very complex, with corundum always separated from all other...literature. Sapphirine-quartz granulites from the Gruf Complex (Droop & Bucher-Nurminen, 1984) A very detailed |
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