| KELLY, N. M., CLARKE, G. L., CARSON, C. J., WHITE, R. W. (2000) Thrusting in the lower crust: evidence from the Oygarden
Islands, Kemp Land, East Antarctica. Geological Magazine, 137 (3) 219-234 doi:10.1017/s0016756800004027 | Journal (article/letter/editorial) | lower crust: evidence from the Oygarden Islands, Kemp Land, East Antarctica N. M. KELLY*â , G. L. CLARKE*...2000) Abstract â Layered orthogneisses of the Oygarden Islands preserve evidence for four high-grade deformation...granulite-facies rocks in the Oygarden Group of Islands, East Antarctica, 220 provide an opportunity...zones. 2. Regional geology The Oygarden Islands in western Kemp Land (Fig. 1) form part of the c. 1000...belt that is interpreted to extend from western Enderby Land to the northern Prince Charles Mountains (Fig | | | 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 ĂanticlockwiseĂ...is distinct from that of rocks in adjacent Kemp Land, 50 km to the west, where a ĂclockwiseĂ PâTât 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: | | | 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...distinct belts: the Dronning Maud Land, LtRzow-Holm Bay, Prydz Bay and Denman Glacier Belts. These high-grade...proposed in the SW US-East Antartic model. East Antarctica was not a single unified crustal block within...several continental fragments, including East Antarctica, East Africa, India and Australia [SW US-East | | | Journal (article/letter/editorial) | microprobe constraints from the Oygarden Group, Kemp Land, East Antarctica N.M. Kelly a,*,1, G.L. Clarke...Structural Episode in the Oygarden Group of islands, Kemp Land, East Antarctica. Felsic orthogneiss that...960 Ma. The ages for regional thrusting in the Oygarden Group and the Stillwell Hills correlate, suggesting...did not affect Kemp Land until ca. 930 Ma. This age for peak metamorphism in Kemp Land is therefore 50 Myr...northern Prince Charles Mountains. The ages from the Oygarden rocks correlate with the second half of the orogenic | | | Journal (article/letter/editorial) | in MgâAl-rich Granulites from the Oygarden Islands, East Antarctica N. M. KELLY1* AND S. L. HARLEY2 1...silica-undersaturated metapelites from the Oygarden Group of islands, East Antarctica, preserve clear evidence for...a number of localities in East Antarctica, including MacRobertson Land (Fig. 1; Sheraton et al., 1982;...describes a new locality, in the Oygarden Group of islands, East Antarctica, where Journal of Petrology...Fig. 1. (a) Location of the Oygarden Islands in Kemp Land, East Antarctica. The map indicates the extent | | | Report (chapter) | evolution of Mt. Riiser-Larsen, Napier Complex, East Antarctica, with reference to the UHT mineral associations...evolution of Mt. Riiser-Larsen, Napier Complex, East Antarctica, with reference to the UHT mineral associations...Archaeanâearly Proterozoic Napier Complex, East Antarctica. The area is structurally divided into the Main...and Shackleton Range; inset of Fig. 1) in East Antarctica, the Napier Complex preserves several unique...SHIRAISHI , K. (eds) Geodynamic Evolution of East Antarctica: A Key to the Eastâ West Gondwana Connection | | | Journal (article/letter/editorial) | polymetamorphic terranes: an example from east Antarctica Author: Jacqueline A...polymetamorphic terranes: an example from east Antarctica, Precambrian Research (2013), http://dx.doi.org/10...polymetamorphic terranes: an example from east Antarctica 8 Jacqueline A. Halpin1, 2 9 Nathan R. Daczko1...Australian Forensic Soil Science (CAFSS), CSIRO Land and Water, Urrbrae, South 17 Australia, Australia;...paragneiss from Kemp and MacRobertson lands, east Antarctica, distinguish two extensive 22 Precambrian basins: | | | Report (chapter) | the Prince Charles Mountains âPrydz Bay region, East Antarctica, and their relations to supercontinent...Prince Charles Mountains (PCM)âPrydz Bay region in East Antarctica experienced the late Mesoproterozoic/early...whereas the c. 940â 900 Ma metamorphism in Kemp Land reaches relatively higher Pâ T conditions followed...collision of the Indian craton with a portion of East Antarctica, forming the IndianâAntarctic continental block...(PCM)â Prydz Bay region in Kemp, MacRobertson and Princess Elizabeth Lands of East Antarctica provides a | | | Report (chapter) | on March 6, 2015 Geosciences research in East Antarctica (088E â 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) | the collision of the Lambert Terrane of East Antarctica and the BastarâDharwar 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...basins). The closing of this ocean basin during the Eastern GhatsâRayner orogeny at ~950 Ma was related to...to the amalgamation of India and East Antarctica to form the supercontinent Rodinia. During the Neoproterozoic | | | Journal (article/letter/editorial) | 3. Osumilite . . . . . . . . . . . . . . 2.1.4. Spinel + quartz . . . . . . . . . . . 2.1.5. Other âmetapeliticâ...sapphirine; scp, scapolite; sill, sillimanite; sp, spinel; wo, wollastonite. â Tel.: +61 8 8303 4886; fax:...sapphirine + quartz in the late 1960's from Enderby Land, east Antarctica (Dallwitz, 1968; Ellis et al., 1980;...Earth and occur within ancient cratons (e.g. Antarctica, Algeria, Siberia) as well as within more recent...grid, most notably orthopyroxene + sillimanite + spinel + quartz, Annersten and Seifert (1981) conducted | | 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...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;...exposed in Kemp Land, MacRobertson Land and Princess Elizabeth Land of east Antarctica, there exist four | | | Journal (article/letter/editorial) | biotiteâsapphirine âspinelâcordieriteâorthopyroxene âcorundumâpotash feldspar; (ii) corundumâ chloriteâspinelâmagnetite...is situated near the northeastern margin of the Eastern Dharwar craton about 150 km NNE of Hyderabad (Fig...belt (Windly et al., 1984; Droop, 1989), East Antarctica (Kelly and Harley, 2004), and central Sri lanka...Setting Karimnagar constitutes a north-eastern part of the Eastern Block of the Dharwar craton and fringes...of the granulites toward the northeast of the Eastern Block of the Dharwar craton is in contrast to prograde | | | Journal (article/letter/editorial) | Title: Multi-stage metamorphism in the RaynerâEastern Ghats Terrane: PâTât 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...thermal gradients are similar to those in the Eastern Ghats Province in India. pt - Ac ce 1 2 3 4...81 1 Multi-stage metamorphism in the RaynerâEastern Ghats Terrane: PâTât constraints 2 from the northern | | Corvino, Adrian F., Boger, Steven D., Henjes-Kunst, Friedhelm, Wilson, Christopher J.L., Fitzsimons, Ian C.W. (2008) Superimposed tectonic events at 2450Ma, 2100Ma, 900Ma and 500Ma in the North Mawson Escarpment, Antarctic Prince Charles Mountains. Precambrian Research, 167 (3) 281-302 doi:10.1016/j.precamres.2008.09.001 | Journal (article/letter/editorial) | Palaeoproterozoic Rayner Belt Prydz Belt East Antarctica Zircon dating a b s t r a c t The North Mawson...Prince Charles Mountains, OySâOygarden Group and Stillwell Hills, RIâRauer Islands, RKâRuker Complex, SPCMâSouthern...geographic regions between Princess Elizabeth and Enderby Lands since the beginning of the Proterozoic. But...Complex (or possibly with Terra AdĂ©lie/George V Land much further east, 141â145⊠E, see Peucat et al...to coastal exposures in the Amery Ice ShelfâPrydz Bay region (see below). They consist mainly of 1080â1060 | | | Journal (article/letter/editorial) | tectonic framework of Peninsular India. EGMB (Eastern Ghats Mobile Belt) and ADMB (AravalliâDelhi Mobile...sillimanite ± plagioclase ± spinel associations. In the melanocratic layers, garnetâspinelâ sillimaniteâcorundum...in this outcrop is composed of alternate garnetâspinelâsillimaniteâcorundumâbiotiteâplagioclaseâperthite...occasionally rimmed by rare K-feldsparâspinel1 with spinel preferentially adjoining sillimanite in contact...the following order: biotiteâsapphirineâ garnetâspinel. In the following section, using textural and compositional | | Mitchell, Ruairidh J., Johnson, Tim E., Clark, Chris, Gupta, Saibal, Brown, Michael, Harley, Simon L., Taylor, Richard (2019) Neoproterozoic evolution and Cambrian reworking of ultrahigh temperature granulites in the Eastern Ghats Province, India. Journal of Metamorphic Geology, 37 (7) 977-1006 doi:10.1111/jmg.12451 | Journal (article/letter/editorial) | reworking of ultrahigh temperature granulites in the Eastern Ghats Province, India Ruairidh J. Mitchell1,2 |...Running title: Evolution of UHT granulites in the Eastern Ghats Abstract The timescales and PâT conditions...heterogeneous cordieriteâspinel-bearing granulites from Vizianagaram, Eastern Ghats Province (EGP), India...bearing garnetâsillimaniteâspinel and others bearing orthopyroxeneâsillimaniteâspinel. These mineral associations...the Rayner terrane, Eastern Ghats Province and cratonic India. KEYWORDS Eastern Ghats Province, phase | | | Journal (article/letter/editorial) | Cambrian High-temperature Reworking of the RaynerâEastern Ghats Terrane: Constraints from the Northern Prince...Prince Charles Mountains Region, East Antarctica Laura J. Morrissey1,*, Martin Hand1, David E. Kelsey1...Ice Shelf region of the Rayner Complex, East Antarctica, record high-temperature reworking during Cambrian...Cambrian has previously been recognized in the Prydz Bay region at the margin of the Rayner Complex, but not...in the northern Prince Charles Mountains. The Eastern Ghats Province in India, which was formerly contiguous | | | Journal (article/letter/editorial) | sillimanite; ky, kyanite; als, aluminosilicate; sp, spinel; cd, cordierite; osm, osumilite; crn, corundum;...sillimanite, cordierite, corundum, biotite and spinel, thus making them potentially useful for elucidating...silicaundersaturated granulite from the Rauer Group, east Antarctica, with existing PâT information derived from quartz-bearing...sillimanite by a corona of cordierite. Plagioclase or spinel may also occur within the sapphirine + cordierite...coarse-grained garnet (see Table 1 for references). Spinel or sillimanite may occur in variable quantities | | Das, Kaushik, Bose, Sankar, Karmakar, Subrata, Dunkley, Daniel J., Dasgupta, Somnath (2011) Multiple tectonometamorphic imprints in the lower crust: first evidence of ca. 950âMa (zircon U-Pb SHRIMP) compressional reworking of UHT aluminous granulites from the Eastern Ghats Belt, India. Geological Journal, 46 (2) 217-239 doi:10.1002/gj.1246 | Journal (article/letter/editorial) | reworking of UHT aluminous granulites from the Eastern Ghats Belt, India KAUSHIK DAS 1*, SANKAR BOSE 2...suite of granulites from the central part of the Eastern Ghats Belt (EGB), India unveils polyphase tectonothermal...recorded in the rocks of the Rayner Complex of east Antarctica, thereby strengthening the notion of Indo-Antarctic...29 March 2010 KEY WORDS deep crustal reworking; Eastern Ghats Belt; India; UHT aluminous granulites; zircon...Complex in east Antarctica (Harley and Hensen, 1990; Harley, 2003) and the Proterozoic Eastern Ghats Belt | | | Journal (article/letter/editorial) | Mawson Escarpment, Prince Charles Mountains, Antarctica Adrian F. Corvino a,â , Christopher J.L. Wilson...Prydz Belt Lambert Complex Palaeoproterozoic East Antarctica Rodinia a b s t r a c t Part of East Antarcticaâs...when this continental fragment of pre-Rodinia Antarctica collided with India around 960â905 m.y. ago....association with Rodinian and Gondwanan orogens in East Antarctica, i.e. the Rayner and Prydz Belts. © 2010 Elsevier...tectonic conïŹguration of these IndiaâAntarctica and AustraliaâAntarctica landmasses has not been made entirely | | Dharmapriya, P.L., Malaviarachchi, Sanjeeva P.K., Galli, Andrea, Su, Ben-Xun, Subasinghe, N.D., Dissanayake, C.B. (2015) Rare evidence for formation of garnet+corundum during isobaric cooling of ultrahigh temperature metapelites: New insights for retrograde PâT trajectory of the Highland Complex, Sri Lanka. Lithos, 220. 300-317 doi:10.1016/j.lithos.2015.01.015 | Journal (article/letter/editorial) | the occurrence of coexisting garnet + corundum in spinel- and corundum- T bearing, garnet-sillimanite-biotite-graphite...sillimanite, plagioclase, alkali-feldspar, corundum, spinel and biotite. Grt1 encloses rare Ti- MA rich biotite...apatite rods. Grt2 contains rare sillimanite and/or spinel inclusions. Corundum occurs in mutual contact with...quartz (Shaw and Arima, 1996; Osanai et al., 2006), spinel + quartz (Caporuscio and Morse, 1978; Dasgupta...metamorphic terrain in Japan (Osanai et al., 1998), Eastern Ghats in India (Sengupta et al., 1999), Ouzzal | | | Journal (article/letter/editorial) | oxidation state on sapphirine, orthopyroxene and spinel stabilities and quantifying the effects of H2OâCO2...+ Opx + Qz assemblage, Mount RuÌserâLarsen, Enderby Land. Opx in this granoblastic texture contains up...Complex Opx + Sil + Qz assemblage, Mount Renouard, Enderby Land. Opx contains up to 11 wt% Al2O3. Mesoperthitic...Brusilov, Enderby Land. (d) Early sapphirine in a Spr + Opx + Crd assemblage, ForeïŹnger Point, Enderby Land...ferroaugite from a metaironstone, Tonagh Island, Enderby Land (Harley, 1987). well-documented case studies | | Phillips, G., Kelsey, D. E., Corvino, A. F., Dutch, R. A. (2009) Continental Reworking during Overprinting Orogenic Events, Southern Prince Charles Mountains, East Antarctica. Journal of Petrology, 50 (11) 2017-2041 doi:10.1093/petrology/egp065 | Journal (article/letter/editorial) | Events, Southern Prince Charles Mountains, East Antarctica 1 DISCIPLINE OF EARTH SCIENCES, SCHOOL OF ENVIRONMENTAL...from the southern Prince Charles Mountains, East Antarctica has been carried out to unravel the P^Tconditions...Early Neoproterozoic collision between India and Antarctica, and (2) rock fertility (i.e. availability of...far-field stresses generated by a collision of India^Antarctica with the Mawson Craton. I N T RO D U C T I O...MacRobertson to Princess Elizabeth Land sector of East Antarctica is a collage of Archaean^Mesoproterozoic | | | Journal (article/letter/editorial) | most prominent among which is the triple corona of spinelâsapphirineâcordierite on corundum, with the whole...observed on the rim of gedrite porphyroblasts with spinel occurring as relict inclusions within the sapphirine...sapphirine, orthopyroxene, garnet, sillimanite, spinel, gedrite, cordierite, corundum and biotite thus...due to laterite cover. At SGL, gedriteâcorundumâspinelâsapphirineâcordierite and orthopyroxeneâsillim...kyanite/sillimanite together with gedrite, cordierite, spinel and sapphirine. The third locality is at Mettanganam |
|