 | Carswell, D. A., Brueckner, H. K., Cuthbert, S. J., Mehta, K., O'Brien, P. J. (2003) The timing of stabilisation and the exhumation rate for ultra-high pressure rocks in the Western Gneiss Region of Norway. Journal of Metamorphic Geology, 21 (6) 601-612 doi:10.1046/j.1525-1314.2003.00467.x | Journal (article/letter/editorial) | | pressure rocks in the Western Gneiss Region of Norway D. A. CARSWELL,1 H. K. BRUECKNER,2,3 S. J. CUTHBERT...(UHP) eclogites within the Western Gneiss Region of Norway probably occurred within the 400–410 Ma time frame...Scandinavian Caledonides. Garnet growth under UHP (coesite-stable) conditions is recognised as a discrete...age for metamorphic zircon (some of which retain coesite inclusions) from the Hareidland eclogite. Exhumation...pressure (UHP); Norway. INTRODUCTION The Western Gneiss Region (WGR) of western Norway comprises a large |  | 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 Undersøkelse. Rapport 2003.056. Norges Geologiske Undersøkelse (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...Scandian Subduction Coesite Microdiamond ALICE WAIN MEMORIAL WEST NORWAY ECLOGITE FIELD SYMPOSIUM...SYMPOSIUM JUNE 21st – 28th, 2003 in SELJE, WEST NORWAY GUIDEBOOK TO THE FIELD EXCURSIONS IN THE NORDFJORD |  | | Journal (article/letter/editorial) | | of Geology, UniÕersity of Tromsø, Tromsø 9000, Norway d Department of Earth Sciences, UniÕersity of Oxford...suites and lack any evidence for stability of coesite Žhigh pressure wHPx eclogites.. In the south of...eclogites mostly lack prograde zoning and evidence for coesite, either as relics or replacive polycrystalline...eclogites. and, rarely, gneisses. Coesite or polycrystalline quartz after coesite has now been found in eight...and behaviour of subducted continental crust. Coesite was discovered in eclogites from the WGR soon after |  | | Book (edition) | | ULTRAHIGH-P METAMORPHIC ROCKS . . . . . . . . . . . . Coesite and Diamond: Diagnostic UHP Minerals . . . . ....stability fields, two phases, say, liquid and coesite, are in equilibrium. Their free energies are equal...just over 2400°C and about 44 kbar, where liquid, coesite, and -quartz coexist, the equilibrium is invariant:...unique for the three-phase equilibrium of liquid, coesite, and -quartz. In summary, it appears the phase... bj cj ··· 20 Stishovite 400 12 8 Coesite 200 4 α -Quartz 0 400 5.1 Depth (km) P (GPa |
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