 | Carswell, D. A, Krabbendam, M., Cuthbert, S. J., Eide, E. A, Brueckner, H. K., Medaris Jr, L. G (2003) Guidebook to the Field Excursions in the Nordfjord-Stadlandet-Almklovdalen Area. Norges Geologiske UndersĂžkelse. Rapport 2003.056. Norges Geologiske UndersĂžkelse (NGU) | Report (issue) | | Geological Survey of Norway N-7441 Trondheim, Norway Tel.: 47 73 90 40 00 Telefax 47 73 92 16 20 REPORT...the Alice Wain Memorial West Norway Eclogite Field Symposium held in Selje from June 21st-28th, 2003. Eskola...peridotites that outcrop in the coastal region of west Norway between Bergen and Trondheim. These occurrences...MEMORIAL WEST NORWAY ECLOGITE FIELD SYMPOSIUM JUNE 21st â 28th, 2003 in SELJE, WEST NORWAY GUIDEBOOK TO...Pressure Eclogites in the Western Gneiss Region of Norway. Chapter 2: Excursion to the UHP Eclogites at |  | | Journal (article/letter/editorial) | | and gabbro enclaves in the Western Gneiss Region, Norway: indications of incomplete transition at high pressure...Geologi, University of Oslo, Blindern 0316, Oslo, Norway (Received 15 April 1999; accepted 17 February...2000) Abstract â The Western Gneiss Region of Norway is a continental terrane that experienced Caledonian...conditions. However, three kilometre-size rock bodies (Flatraket, Ulvesund and KrĂ„kenes) in Outer Nordfjord preserve...pressures higher than other metastable domains in Norway. Late-Caledonian amphibolite-facies retrogression |  | | Report (chapter) | | granulite and eclogite facies metamorphism at Flatraket and KraÌkeneset, Western Gneiss Region: U âPb...0316 Oslo, Norway 2 Physics of Geological Processes, PB 1048 Blindern, 0316 Oslo, Norway 3 UPMC University...(e-mail: fernando.corfu@geo.uio.no) Abstract: The Flatraket Complex, in the ultra-high-pressure (UHP) domains...domains of the Western Gneiss Region (WGR) of Norway, preserves granulite facies assemblages, which were...granulite facies in the WGR. The granulites at Flatraket may have developed as a consequence of local metasomatism |  | | Journal (article/letter/editorial) | | of eclogitisation in the UHP region of western Norway A. L. WAIN 1 , 2 {, D . J. W ATE R S 1 * AND H... Museum, Sarsgt. 1, N-0562, Oslo, Norway ABSTRACT The Flatraket Complex, a granulite facies low strain...<200 m structurally above and <1 km below the Flatraket Complex, and are separated from it by amphibolite...deformation and overprinting. Granulites within the Flatraket Complex equilibrated at 9±11 kbar, 700±800uC....Alternatively, a tectonic break exists between the Flatraket Complex and UHP eclogites, supporting the concept |  | McDonald, Christopher S., Warren, Clare J., Mark, Darren F., Halton, Alison M., Kelley, Simon P., Sherlock, Sarah C. (2016) Argon redistribution during a metamorphic cycle: Consequences for determining cooling rates. Chemical Geology, 443. 182-197 doi:10.1016/j.chemgeo.2016.09.028 | Journal (article/letter/editorial) | | felsic gneisses from the Western Gneiss Region, Norway. The rocks record isothermal decompression from...incorporation of âexcessâ 40Ar (40ArE, decoupled from 40 K) by diffusion from the grain boundary into the mineral...exposed in the Western Gneiss Region (WGR), western Norway provide an excellent natural laboratory for determining...Western Gneiss Region (WGR) exposed in western Norway is a 50,000 km2 basement window within the Scandinavian...IP Samples were collected from Krokkenakken, Flatraket Harbour and Drage in the Outer Nordfjord area |  | ROOT, D. B., HACKER, B. R., GANS, P. B., DUCEA, M. N., EIDE, E. A., MOSENFELDER, J. L. (2005) Discrete ultrahigh-pressure domains in the Western Gneiss Region, Norway: implications for formation and exhumation. Journal of Metamorphic Geology, 23 (1) 45-61 doi:10.1111/j.1525-1314.2005.00561.x | Journal (article/letter/editorial) | | ultrahigh-pressure domains in the Western Gneiss Region, Norway: implications for formation and exhumation D. B...3 Geological Survey of Norway, Leiv Erikssons vei 39, 7491 Trondheim, Norway 4 Division of Geological...40Ar/39Ar ages within the Western Gneiss Region of Norway deïŹne three discrete ultrahigh-pressure (UHP) domains...dimensions of c. 165 · 50 · 5 km. 40Ar/39Ar mica and K-feldspar ages show that this outcrop pattern is the result...Key words: 40 Ar/39Ar; cordierite; eclogite; Norway; thermobarometry; ultrahigh pressure. INTRODUCTION |  | | Journal (article/letter/editorial) | | âforbidden zoneâ defined by geothermal gradients of †5 K/km. Most UHP eclogites equilibrated at temperatures...al. (2000), Norway; n2 = Ravna and Terry (2004), Norway; n3 = Terry et al. (2000), Norway; n4 = Wain (1998)...(1998), Norway; n5 = Wain (1998), combined with an Fe3+ measurement by Catherine McCammon of a David...Root sample from Norway; n6 = Young et al. (2006), Norway; n7 Krogh (1982), Norway; p1 = Hacker et al...Greenland Kokchetav Kokchetav Norway Norway Norway Norway Norway Norway Norway Zhang et al., 1995b Carswell |  | Spencer, K.J., Hacker, B.R., Kylander-Clark, A.R.C., Andersen, T.B., Cottle, J.M., Stearns, M.A., Poletti, J.E., Seward, G.G.E. (2013) Campaign-style titanite UâPb dating by laser-ablation ICP: Implications for crustal flow, phase transformations and titanite closure. Chemical Geology, 341. 84-101 doi:10.1016/j.chemgeo.2012.11.012 | Journal (article/letter/editorial) | | Universitetet i Oslo, P.O. Box 1047 Blindern, 0316 Oslo, Norway a r t i c l e i n f o Article history: Received...December 2012 Editor: K. Mezger Keywords: Titanite Ultrahigh-pressure UâPb Norway a b s t r a c t UâPb...were measured across the Western Gneiss Region of Norway to understand deformation and metamorphism of typical...general agreement that cooling at rates of 10â100 K/Myr from temperatures of 700â800 °C should be sufïŹcient...Gneiss Region The Western Gneiss Region (WGR) of Norway contains one of Earth's giant ultrahigh-pressure |  | | Journal (article/letter/editorial) | | Oslo, Norway Department of Geosciences, University of Oslo, PB 1047 Blindern, N-0316 Oslo, Norway a r...feature Pseudotachylyte Caledonides Dalsfjord Nappe Norway a b s t r a c t Zircons from pseudotachylyte and...cataclasite veins in the Svarthumlevatnet metagabbro, SW Norway, are faulted, brecciated and display multiple sets...Geological setting The Western Gneiss Complex (WGC) of Norway is an area of more than 25 000 km2 of dominantly...exhumation. Fig. 1. (a) Tectonic map of south-central Norway showing the main subdivisions and location of the |  | | Journal (article/letter/editorial) | | eclogite formation in the Stadlandet UHP province of Norway, (2) date later crustal meltingâmigmatization of...an adjacent migmatite leucosome titanites and K-feldspar. For Rbâ Sr dating, phengite was measured for...migmatites being dated at 375±6 Ma by titanite and K-feldspar from an eclogiteadjacent granitic leucosome....melting. The Caledonian orogen in 759 southern Norway was chosen because of its exceptionally fresh and...Torsvik and Eide 1998), and 406±4 Ma for the Flatraket exposures (site 7 in Fig. 1; Root et al. 2001) |  | | Journal (article/letter/editorial) | | the western Alps [3] and the Caledonian chain of Norway [4] led to the inescapable conclusion that continental...peridotite, OtrTy island, western Norway [28]. (F) Oriented K-feldspar (Kfs) precipitates in clinopyroxene;...COH ÂŁuid/melt inclusions in garnet [24, 25]. 2.3.1. K-bearing clinopyroxene The occurrence, in calc^silicate...oriented precipitates of K-feldspar (Fig. 2F) [5, 26], sometimes of a later K-bearing mica [27]. 2.3.2...in the peridotite body of OtrTy Island, western Norway, that of microtextural evidence for exsolution |  | | Journal (article/letter/editorial) | | in eclogite facies rocks, Western Gneiss Region, Norway Johannes Glodny b a,* , Alexander KuÌhn b,1...Postboks 1047, University of Oslo, N-0316 Oslo, Norway Received 23 January 2007; accepted in revised...metamorphism in the Western Gneiss Region (WGR) of Norway, highlight the importance of textures and mineral...Sr signatures of other granulite facies phases (feldspar, pyroxenes, amphibole) remained unchanged, with...Glodny). Gexco AS, Postboks 500, 8601 Mo i Rana, Norway. 0016-7037/$ - see front matter 2007 Elsevier |  | | Journal (article/letter/editorial) | | amphibolites and (3) biotite ± hornblende potassium feldspar-bearing augen gneisses. The most abundant rock...garnet ± hornblende ± sillimanite ± potassium feldspar (Fig. 2bâd) with accessory zircon, apatite sphene...layers consist primarily of quartz and potassium feldspar, interpreted to be the deformed leucocratic veins...crystal-plastic deformation along the edges of feldspar, and then mostly in quartz with decreasing temperatures...of deformation includes recrystallization along feldspar grain boundaries, flameperthite structures and |  | | Journal (article/letter/editorial) | | seismic character. The Nordfjord area in western Norway offers a detailed view into a large crustal section...indicate that garnet was present after 425 Ma and feldspar broke down after 410 Ma. Felsic gneissâby far...abundant rock typeâis dominated by quartz + biotite + feldspar, but minor zoisite/epidote, phengitic white mica...the microstructural framework of plagioclase, K-feldspar, and perhaps biotite, persisted through at least...minerals of quartz, plagioclase, biotite and K-feldspar should destabilize toward the eclogite facies |  | Butler, J.P., Jamieson, R.A., Dunning, G.R., Pecha, M.E., Robinson, P., Steenkamp, H.M. (2018) Timing of metamorphism and exhumation in the NordĂžyane ultra-high-pressure domain, Western Gneiss Region, Norway: New constraints from complementary CA-ID-TIMS and LA-MC-ICP-MS geochronology. Lithos, 310. 153-170 doi:10.1016/j.lithos.2018.04.006 | Journal (article/letter/editorial) | | ultrahigh-pressure domain, Western Gneiss Region, Norway: New constraints from complementary CA-ID-TIMS...ultra-high-pressure domain, Western Gneiss Region, Norway: New constraints from complementary CA-ID-TIMS...ultra-high-pressure domain, Western Gneiss Region, Norway: New constraints from complementary CAID-TIMS and...USA 85721 5 Geological Survey of Norway, Trondheim NO-7491, Norway 6 Present address: Canada-Nunavut...(UHP) domain in the Western Gneiss Region (WGR) of Norway. The dated samples include T 4 eclogite bodies |  | Garber, J. M., Hacker, B. R., Kylander-Clark, A. R. C., Stearns, M., Seward, G. (2017) Controls on Trace Element Uptake in Metamorphic Titanite: Implications for Petrochronology. Journal of Petrology, 58 (6) 1031-1057 doi:10.1093/petrology/egx046 | Journal (article/letter/editorial) | | leucosomes in the Western Gneiss Region (WGR) of Norway. Mineral textures, UâPb dates, and major, minor...situ melts from the Western Gneiss Region (WGR) of Norway. Titanite textures, UâPb dates, and trace elements...collected from the Western Gneiss Region (WGR) of Norway. The WGR records the Caledonian collision and subduction...spectrometers in aggregate). Biotite analyses also included K, Mn, Mg, Na, and Cr (15 kV, 10 nA, 2 mm beam, 40 s...are 05% for Al and Si, 1% for Fe and Mg, 2% for K, 5% for Ti, and 10% for Mn, F, and Cl; Na, Cr, and |  | | Book (edition) | | Metamorphism Kyanite-eclogite from Verpeneset, Nordfjord, Norway. Omphacite (green), garnet (red brown, zoned) are...metamorphic minerals such as biotite, cordierite, K-feldspar and sillimanite. The limestone nodules consist...The structure of the original rock was modified as K. Bucher and R. Grapes, Petrogenesis of Metamorphic...contact aureole of Permian plutons in the Oslo rift, Norway: (a) Upper Ordovician shale with fossiliferous...marbles shown in Fig. 1.3a from Engabreen, Nordland, Norway. The marbles represent former calcareous sediments |  | | Report (issue) | | tectonic denudation, and middle Cenozoic extension. Carl k.. Jacobson, Marty Grove, Ana VudiĂ©, Jane N. Pedrick...of the ultrahigh-pressure Western Gneiss Region, Norway ....................... Bradley Hacker 10. Metamorphism...on the eclogitic UHP gneiss terrane in southern Norway that is exposed in three antiformal windows through...muscovite, 33-14 Ma for biotite, and 25-24 Ma for K-feldspar. A single apatite fission track sample yielded...with multidiffusion domain (MDD) analysis of K-feldspar, indicate two major episodes of cooling: one |  | | Report (volume) | | ZUBTSOV, S., RENARD, F., GRATIER, J.-P., DYSTHE, D. K. & TRASKINE, V. Single-contact pressure solution creep...calcite monocrystals 81 BARATOUX, L., SCHULMANN,K., ULRICH, S. 8~ LEXA, O. Contrasting microstructures...of syn-eclogite deformation in the Bergen Arcs, Norway: implications for exhumation mechanisms BLENKINSOP...Deformation. Springer, Berlin, 109-141. PIERI, M., KUNZE, K., BURLINI, L., STRETTON, I., OLGAARD, D. L., BURG...deformation and dynamic recrystallization at 1000 K during torsion experiments of marble to large strains |
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