| | Journal (article/letter/editorial) | 82070, U.S.A. X~eceived April 22, 1971 Abstract. Diopside granofels layers are associated with other metasedimentary...rocks and gneisses near McMurdo Sound, Antarctica. Disrupted diopside granofels layers form tectonic inclusions...amphibolite according to the initial composition of the diopside granofels. Chemical analyses of the reaction rims...high in silica. During amphibolitization, the diopside granofels loses Ca and gains Fe and Mg by mutual...metasedimentary rocks from the McMurdo Sound area, Antarctica. The metamorphic rocks studied come from the | | | Journal (article/letter/editorial) | and Inclusions from Ross Island and Vicinity, Antarctica John S. Stuckless t and Rick L. Ericksen 2 1...basanitoid samples from Ross Island and vicinity, Antarctica show a narrow range of 87Sr/86Sr ratios from...inclusions from Ross Island and vicinity (Fig. 1), Antarctica, 112 J.S. Stuckless and R.L. Ericksen 166...Geochemistry of Volcanic Rocks from Ross Island, Antarctica 113 used to support both a cumulate cognate...orthopyroxene in a lherzolite nodule from Mt. Aldaz, Antarctica (approximately 1,500 km east of Ross Island) | | | Journal (article/letter/editorial) | marbles: an example from Skallevikshalsen, East Antarctica H. MIZUOCHI,1 M. SATISH-KUMAR,1 Y. MOTOYOSHI2...granulite facies marbles from Skallevikshalsen, East Antarctica. The marbles are comprised of a granoblastic...assemblage of calcite + dolomite + forsterite + diopside + spinel + phlogopite ± apatite, characteristic...granoblastic minerals such as forsterite, spinel and diopside, have rarely been examined from such a view point...Prince Herald and Soya coasts (400 km), in East Antarctica (Fig. 1). A thick pile of metamorphosed pelitic | | | Journal (article/letter/editorial) | in Precambrian granulites from Australia and Antarctica calc-silicate R.G. WARREN, Bureau of Mineral...Australia Abstract. Scapolite, wollastonite, calcite, diopside, grossular-andradite garnet and sphene occur in...terrain of Enderby Land, Antarctica, contains scapolite, wollastonite, calcite, diopside, quartz and sphene;...calcite = = = = Di Ga Ge Gr Me PI Q Sc V Wo Zo = diopside garnet gehlenite = grossular = meionite = plagioclase...Calc-silicate rocks from McLeod Nunataks, Enderby Land, Antarctica, also contain wollastonite and scapolite (Sheraton | | | Journal (article/letter/editorial) | element variations in high-grade marbles from East Antarctica M. Satish-Kumar a,â, J. Hermann b, T. Miyamoto...REE chemistry Marbles Fluid inïŹltration East Antarctica a b s t r a c t Granulite grade marble layers...metapelitic granulites from LĂŒtzow Holm Bay, East Antarctica, provide insight into ïŹuidârock interactions...metamorphosed marbles from Skallen region, East Antarctica. This comprehensive approach helped us to elucidate...exposed in the LĂŒtzowâHolm Complex (LHC), in East Antarctica, consists of granulite facies to amphibolite | | | Report (chapter) | metamorphism in western Dronning Maud Land, East Antarctica: a carbon and oxygen isotope study of fluid-rock...Geological Map of western Dronning Maud Land, East Antarctica. The Grunehogna Craton is separated from the...U. SverdrupfjeUa. The inset geological map of Antarctica shows the position of parts of the East Antarctic...July 14, 2015 FLUID-ROCK INTERACTION IN EAST ANTARCTICA of the Mesoproterozoic Circum East Antarctic...minerals and comprise quartzK-feldspar-plagioclase-diopside-hornblendeepidote with minor calcite and sphene | | | Journal (article/letter/editorial) | Springer-Verlag 1980 Leucitites From Gaussberg, Antarctica J.W. Sheraton 1 and A. Cundari2 1 Bureau of Mineral...on the coast of East Antarctica consist of microphenocrysts of olivine, diopside, and leucite in a largely...longitude 89 ~19'E on the coast of Wilhelm II Land, Antarctica (Fig. 1). It was discovered in M a r c h 1902...Sheraton and A. Cundari: Leucitites From Gaussberg, Antarctica o/f i', / v \~,.~,. , ~ ~ e,0ue,enb \ nantly...Oaussberg~ll i Petrology "- / Fig. 1. Map of Antarctica showing locations of Gaussberg and Kerguelen-Gaussberg | | | Journal (article/letter/editorial) | pargasite from Einst6dingen, L/itzow-Holm Bay, East Antarctica S. M A T S U B A R A Department of Geology,...islet of Einst6dingen, L/itzow Holm Bay, East Antarctica, together with some high potassium pargasitic...spinel-phlogopite and diopside-hornblendephlogopite. The skarn consists of aluminous diopside, potassium pargasite...Bay, East Antarctica, during the geological survey as a part of the 24th Japanese Antarctica Research...Einst6dingen is an islet in LfitzowHolm Bay, East Antarctica (long. 38 ~ 51' E., lat. 69~ 39' S.) located | | | Journal (article/letter/editorial) | quaternary activity model for the system CaTs-jadeite-diopside-hedenberyite was fitted for these calculations...1980);EnderbyLand,Antarctica (Harley,1984,1985,1987,1988);Molodezhnaya Station, Antarctica(Grew,l98l); the...Complex, Tanzania (Coolen, 1980); Enderby Land, Antarctica(Harley, 1984,1985,1987,1988);the Arunta Block...progressat 1000 'C suggestthat "Al difIrl fusion in diopside is very unlikely in dry rocks over geo- O logical...at least one granulite terrane (Enderby Land, Antarctica) reached temperatures of 900-980 oCat pressuresof | | | Journal (article/letter/editorial) | Metamorphic evolution of the Bunger Hills, East Antarctica: evidence for substantial post-metamorphic peak...3052, Australia ABSTRACT The Bunger Hills, East Antarctica, experienced a low-pressure granulite facies...lowermost crust. Key words: Bunger Hills, East Antarctica; compression; granulite facies; Proterozoic orogeny;...STOWE & R . P O W E L L Larsemann Hills in East Antarctica, isothermal decompression probably cannot be... Location map of the Bunger Hills area, East Antarctica. the asthenosphere. The retrograde path of the | | | Journal (article/letter/editorial) | migmatite, and hornblende gneiss near McMurdo Sound, Antarctica, is interlayered with calcareous metasedimentary...biotite-hornblende gneiss, and migmatite. Layers and lenses of diopside granofels, amphibolite, marble, and more rarely...layers of metasedimentary rocks in augcn gneiss are diopside granofels and similar rocks of more mafic composition;... Smithson, D. J. Murphy, and t~. S. Houston: Diopside granofels tectonic inclusions in gneiss have developed...augen gneiss contain traces of diopside and were probably formed from diopside granofels by local metasomatism | | | Journal (article/letter/editorial) | and carbonatites from Southern Victoria Land, Antarctica: origin of carbon and the effects of calcite-graphite...Pipecleaner Glacier region of Southern Victoria Land, Antarctica. Whole rock XRF data from the Dismal Nepheline...501igcclase feldspar for samples OU 63496 and OU 63497. âDiopside+amphibole for samples OU 63496 and OU 63497. ...tentatively classified as malignite equivalents. Diopside-rich Type-II pegmatite is almost entirely composed...classified as malignite. The one analysed sample of a diopside-bearing dyke (OU 63496) plots in the melteigite | | | Journal (article/letter/editorial) | alkalic volcanic lineages at Mount Morning, West Antarctica and their entrained lithospheric mantle xenoliths:...recent, eruptive centre in the Ross Sea, West Antarctica, which is part of the McMurdo Volcanic Group...been recognized that Cenozoic volcanic rocks in Antarctica (Victoria Land â including Mount Morning â and...incorporating eastern Australia, Zealandia and West Antarctica (Marie Byrd Land and Victoria Land; Fig. 1a and...xenoliths from Mount Morning, Southern Victoria Land, Antarctica (Fig. 1a and b), including data from a rare phlogopite-bearing | | Nicholls, I.A., Ferguson, John, Jones, H., Marks, G.P., Mutter, J.C. (1981) Ultramafic blocks from the ocean floor southwest of Australia. Earth and Planetary Science Letters, 56. 362-374 doi:10.1016/0012-821x(81)90140-0 | Journal (article/letter/editorial) | the beginning of separation of Australia from Antarctica at 85 Myr B.P., more than 30 Myr earlier than...crustal thinning and subsidence prior to Australia-Antarctica separation. If the rise south of the Naturaliste...along which final separation of Australia and Antarctica occurred, there is no definitive evidence as...features of pyroxenes and spinel. Enstatite and Cr-diopside occur mainly as groups of roughly prismatic 0...55811-3, but enstatite ( ~ 5%) is subordinate to diopside ( ~ 20%) in 55811-2, in which the maximum pyroxene | | | Journal (article/letter/editorial) | perovskite, fassaite, hibonite, melilite, corundum, diopside and anorthite. (b) Four of the seven obtained...grains in micrometeorites from Greenland and Antarctica are chemically very similar to mineral constituents...-5pm -8pm - 10pm - 12pm Mineralogy fassaite diopside, spinel, anorthite, fassaite and perovskite hibonite...stratosphere Victoria Land, Antarctica (MEZ 198586 field season) Cap Prudhomme, Antarctica (EUROMET 1992 field...season) Cap Prudhomme, Antarctica (EUROMET 1994 field season) Cap Prudhomme, Antarctica (EUROMET 1994 field | | | Journal (article/letter/editorial) | EASTERN PART OF THE MOUNTAINS IN QUEEN MAUD LAND, ANTARCTICA M. G. Ravich , P. S. Voronov , L. V. Klimov &...EASTERN PART OF THE MOUNTAINS IN QUEEN MAUD LAND, ANTARCTICA, International Geology Review, 2:10, 897-900...EASTERN PART OF THE MOUNTAINS IN QUEEN MAUD LAND, ANTARCTICA' by M.G. Ravich, P.S. Voronov, L.V. Klimov and...were able to delimit this belt on the map of Antarctica, and very precise maps 2 at scale 1:50, 000...surrounded by ice. Thus a new type of landscape of Antarctica was discovered, which subsequently received the | | | Journal (article/letter/editorial) | asite/edenite+calcite+dolomite, and scapolite+diopside+anorthite+quartz+calcite respectively. Calculated...2001), Africa (Kaneko, Miyano, & Tsunogae, 2005), Antarctica (Satish-Kumar, Hermann, Tsunogae, & Osanai, 2006)...Tharyar KB01 Paragneiss ACT01 Calcsilicate and diopside marble Thabeikkyin Sagaing Fault WBY01 22°...marble units and paragneiss and calcsilicate and diopside marble units respectively. The metacarbonate rocks...Wabyudaung Subgroup, and the calcsilicate and diopside marble and paragneiss units of the Thabeikkyin | | | Journal (article/letter/editorial) | inclusions of carbonatite melt have reacted with both diopside and depleted enstatite (low Al, Cr and Ca), to...The interaction of Mg-rich carbonatite melt with diopside at high pressure to produce residual dolomitic...with mantle wall-rock to convert enstatite to diopside. A compilation of enstatite compositions in kimberlite-borne...due to the subsequent exsolution of garnet and diopside from fertile enstatite. doi:10.1016/j.gca.2006...that bottom water is formed at many sites around Antarctica (e.g., Weddell Sea, Ross Sea, Enderby Land â | | | Journal (article/letter/editorial) | inclusions of carbonatite melt have reacted with both diopside and depleted enstatite (low Al, Cr and Ca), to...The interaction of Mg-rich carbonatite melt with diopside at high pressure to produce residual dolomitic...with mantle wall-rock to convert enstatite to diopside. A compilation of enstatite compositions in kimberlite-borne...due to the subsequent exsolution of garnet and diopside from fertile enstatite. doi:10.1016/j.gca.2006...that bottom water is formed at many sites around Antarctica (e.g., Weddell Sea, Ross Sea, Enderby Land â | | | Journal (article/letter/editorial) | (4),2r 123-135 (1896)' ON THE MINERALOGY OF ANTARCTICA DuNc.qN SrnwAnt, Jr.., Corleton College,Northf'eld...Christensen(Christensen-Vulkan)of Robert' son Island, West Antarctica. The following is a list of the 167 mineral species'subspecies...questionable occurrence, that have been reported from Antarctica. A number of these have been determined only...Chlor-apatite Chloritoid Chondrodite Christensenite Chrome diopside Chromite Chrysolite Chrysotile Clinochlore Clinoenstatite...Cristobalite? Cummingtonite Damourite Delessite Diallage Diopside Doiomite Dumortierite Edenite Enstatite Enstatite-augite | | | Journal (article/letter/editorial) | marbles and calcsilicates of Dronning Maud Land, Antarctica: new data for Gondwana reconstructions S . P...calcsilicates in Central Dronning Maud Land (CDML), East Antarctica. The paleogeographic positioning of CDML as part...in calcsilicates the assemblages are diopside+spinel, diopside+garnet, scapolite+wollastonite+clinopyroxene±quartz...bearings on theories concerning the position of East Antarctica in the Gondwana supercontinent. The samples for...humite-group mineral-bearing marble, which grades into diopside-bearing marbles at the contacts to surrounding | | | Journal (article/letter/editorial) | in the Ross Orogen of northern Victoria Land (Antarctica), II. Geochemistry and palaeo-tectonic implications...rocks of the Proterozoic mobile belts of East Antarctica support the idea that the relict granulite rocks...granulites to other high-grade basement terrains of Antarctica. The relict granulites of the Priestley-Aviator...reactivation in the palaeo-Pacific margin of East Antarctica during the Ross Orogeny. 2. Field occurrence...Peak, Mt. Emison). Layers of mafic granulite, diopside-bearing quartzite and m-thick lenses of scapolite-bearing | | | Journal (article/letter/editorial) | Alkaline, sodic suites (Western Ross Embayment Antarctica) hosting C2/c pyroxene: crystal chemical characterization...crystallization and crustal contamination, 329 ANTARCTICA, C2/c pyroxene from two alkaline sodic suites...alkaline sodic suites (Western Ross Embayment - Antarctica): crystal chemical characterization and its petrologic...alkaline sodic suites (Western Ross Embayment - Antarctica): crystal chemical characterization and its petrologic...CO2, 549 Digital analysis, of X-ray films, 453 Diopside-omphacite, vein in an omphacitic block from the | | | Journal (article/letter/editorial) | Geochemistry of Mantle Cumulates, NorthernVictoria Land, Antarctica DIPARTIMENTO DI SCIENZE DELLA TERRA, UNIVERSITA'...Cenozoic alkaline basalts of northern Victoria Land, Antarctica, we have studied a suite of clinopyroxene-rich...clinopyroxenites. Clinopyroxenes belonging to both the Cr-diopside (wehrlites) and Al-augite series (ol-clinopyroxenites...geochemistry; thermal evolution; northern Victoria Land; Antarctica I N T RO D U C T I O N Ultramafic cumulates...Volcanic Group (MMVG) in the Ross Sea region of Antarctica, an area of continuing continental rifting where | | | Report (chapter) | high-grade marbles from the LuÌtzow-Holm Complex, East Antarctica: apparent age constraints of carbonate deposition...high-grade marbles from the LuÌtzow-Holm Complex, East Antarctica, has given clues on the depositional ages and...East Gondwana supercontinent, especially in East Antarctica, Sri Lanka, peninsular India and Madagascar,...extends from the Arabian âNubian Shield to East Antarctica, through East Africa, Madagascar, Southern India...SHIRAISHI , K. (eds) Geodynamic Evolution of East Antarctica: A Key to the Eastâ West Gondwana Connection |
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Marmorny Nunatak, Drygalski Mountains, Queen Maud Land, Eastern Antarctica, Antarctica