 | Klonowska, I., Janák, M., Majka, J., Froitzheim, N., Kośmińska, K. (2016) Eclogite and garnet pyroxenite from Stor Jougdan, Seve Nappe Complex, Sweden: implications for UHP metamorphism of allochthons in the Scandinavian Caledonides. Journal of Metamorphic Geology, 34 (2) 103-119 doi:10.1111/jmg.12173 | Journal (article/letter/editorial) | | 1111/jmg.12173 Eclogite and garnet pyroxenite from Stor Jougdan, Seve Nappe Complex, Sweden: implications...Uppsala University, Villav€ agen 16, 752 36 Uppsala, Sweden (iwona.klonowska@geo.uu.se) 2 Earth Science Institute...evidence of UHPM in the Lower Seve Nappe, recorded by eclogite and garnet pyroxenite from the area of Stor Jougdan...central Sweden. Peak-metamorphic assemblage of eclogite, garnet + omphacite + phengite + rutile + coesite...system. The prograde metamorphic evolution of the eclogite is inferred from inclusions of zoisite and amphibole |  | Fassmer, Kathrin, Klonowska, Iwona, Walczak, Katarzyna, Andersson, Barbro, Froitzheim, Nikolaus, Majka, Jarosław, Fonseca, Raúl O. C., Münker, Carsten, Janák, Marian, Whitehouse, Martin (2017) Middle Ordovician subduction of continental crust in the Scandinavian Caledonides: an example from Tjeliken, Seve Nappe Complex, Sweden. Contributions to Mineralogy and Petrology, 172 (11) doi:10.1007/s00410-017-1420-7 | Journal (article/letter/editorial) | | Scandinavian Caledonides: an example from Tjeliken, Seve Nappe Complex, Sweden Kathrin Fassmer1 · Iwona Klonowska2...(Norrbotten) than in the South (Jämtland). New age determinations were performed on eclogite and garnet–phengite...garnet–phengite gneiss at Tjeliken in northern Jämtland. Thermodynamic modelling yielded peak metamorphic conditions...to published peak metamorphic conditions of the eclogite (25–26 kbar/650–700 °C). Metamorphic rims of zircons...dating yielded 458 ± 1.0 Ma for the eclogite. Garnet in the eclogite shows prograde major-element zoning |  | | Report (chapter) | | Pressure – temperature estimates on the Tjeliken eclogite: new insights into the (ultra)-high-pressure...Uppsala University, Villavägen 16, 752-36 Uppsala, Sweden 2 Geological Institute, Slovak Academy of Sciences...Abstract: The metamorphic evolution of the Tjeliken eclogite, occurring within the Seve Nappe Complex of...assemblage garnet + omphacite + phengite + quartz + rutile, using the garnet–clinopyroxene Fe–Mg exchange...30 kbar and 700– 800 8C, respectively. The Tjeliken eclogite has been considered previously to be a part |  | Bukała, Michał, Majka, Jarosław, Walczak, Katarzyna, Włodek, Adam, Schmitt, Melanie, Zagórska, Anna (2020) U-Pb Zircon Dating of Migmatitic Paragneisses and Garnet Amphibolite from the High Pressure Seve Nappe Complex in Kittelfjäll, Swedish Caledonides. Minerals, 10 (4) 295 doi:10.3390/min10040295 | Journal (article/letter/editorial) | | Uppsala, Sweden Department of Geosciences, Swedish Museum of Natural History, 104 05 Stockholm, Sweden; Melanie...a peridotitic origin. Zirconium (Zr) content in rutile inclusions hosted in garnet in paragneisses points...obtained from the matrix rutile in the garnet amphibolite. The matrix rutile in multiple paragneiss samples...Allochthon, particularly the Seve Nappe Complex (SNC) in Sweden, and its Norwegian equivalent, the Blåhø Nappe...highest grade metamorphic conditions (reaching up to eclogite facies) have been identified only within the SNC |  | | Report (chapter) | | Middle thrust sheets in the Caledonide orogen, Sweden: the outer margin of Baltica, the continent–ocean...Uppsala, Sweden 2 Department of Geology, Lund University, Sölvegatan 12, SE-223 62 Lund, Sweden 3 Department...Luleå University of Technology, SE-971 87 Luleå, Sweden IK, 0000-0001-7346-1770 *Correspondence: david...western part of the counties of Jämtland, Västerbotten and Norrbotten, Sweden (Fig. 21.1), comprising far-transported...these thrust sheets in the central Scandes of Jämtland and Trøndelag led Asklund (1938) to conclude that |  | Klonowska, I., Janák, M., Majka, J., Petrík, I., Froitzheim, N., Gee, D. G., Sasinková, V. (2017) Microdiamond on Åreskutan confirms regional UHP metamorphism in the Seve Nappe Complex of the Scandinavian Caledonides. Journal of Metamorphic Geology, 35 (5) 541-564 doi:10.1111/jmg.12244 | Journal (article/letter/editorial) | | Uppsala University, Villavägen 16, 752 36 Uppsala, Sweden *corresponding author iwona.klonowska@geo.uu.se...Scandinavian Caledonides, on Åreskutan in Jämtland County, Sweden. Microdiamond is found in-situ as single...assemblage of Ca,Mg-rich garnet + phengite + kyanite + rutile, with polycrystalline quartz surrounded by radial...mineral assemblages that do not correspond to the eclogite facies but record lower pressure conditions. Often...garnet formed in quartzofeldspathic rocks under eclogite facies conditions may survive even severe retrogression |  | | Journal (article/letter/editorial) | | different areas of the Seve Nappe Complex (SNC) in Sweden confirms previous indications of discrete Ordovician...similar age. Farther south, in Jämtland, the Tjeliken eclogite yields a significantly younger metamorphic...and Jämtland eclogites, the U–Pb ages of both eclogite suites are ca. 20 m.y. younger than previously...margin of Baltica, linking the Early Caledonian eclogite– forming events to subduction of Baltica below...offshore arc. Alternatively, the coincidence of these eclogite-forming events with orogenic phases recorded on |  | Bukała, Michał, Klonowska, Iwona, Barnes, Christopher, Majka, Jarosław, Kośmińska, Karolina, Janák, Marian, Fassmer, Kathrin, Broman, Curt, Luptáková, Jarmila (2018) UHP metamorphism recorded by phengite eclogite from the Caledonides of northern Sweden:P-Tpath and tectonic implications. Journal of Metamorphic Geology, 36 (5) 547-566 doi:10.1111/jmg.12306 | Journal (article/letter/editorial) | | metamorphism recorded by phengite eclogite from the Caledonides of northern Sweden: P-T path and tectonic implications...Uppsala University, Villavägen 16, 752 36 Uppsala, Sweden 3 Earth Science Institute, Slovak Academy of...University, Svante Arrheniusväg 8, 106 91 Stockholm, Sweden 6 Earth Science Institute, Slovak Academy of...SNC occur in two areas in Sweden, namely Jämtland and Norrbotten. The Jämtland eclogites and associated...conditions of their formation. Within the studied eclogite, clinopyroxene contains a high-Na core and two |  | | Journal (article/letter/editorial) | | recorded by kyanite-bearing eclogite in the Seve Nappe Complex of northern Jämtland, Swedish Caledonides Marian...Uppsala University, Villavägen 16, SE-752-36 Uppsala, Sweden a r t i c l e i n f o Article history: Received...2012 Keywords: Ultrahigh-pressure metamorphism Eclogite-garnet peridotite Petrology Geothermobarometry...Scandinavian Caledonides is recorded by kyanite-bearing eclogite, found in a basic dyke within a garnet peridotite...close to the lake Friningen in northern Jämtland (central Sweden). UHP metamorphic conditions of ~3 GPa |  | | Journal (article/letter/editorial) | | The Friningen Garnet Peridotite (Central Sweden). A good example of the characteristic PTt path...L.M., The Friningen Garnet Peridotite (Central Sweden). A good example of the characteristic PTt path...MANUSCRIPT The Friningen Garnet Peridotite (Central Sweden). A good example of the characteristic PTt path...central/middle belt of the Seve Nappe Complex in central Sweden. Results indicate that the early, coarse grained...breakdown of kyanite to sapphirine+albite in internal eclogite and the breakdown of M2 olivine+garnet to amp |  | | Journal (article/letter/editorial) | | of a gneiss in the Seve nappe complex of central Sweden – Hints at an early Caledonian, medium-pressure...complex Gneiss Pseudosection Geothermobarometry Zr-in-rutile theromometry Monazite dating a b s t r a c t Ultrahigh-pressure...studied a gneiss from the Åreskutan Nappe in central Sweden. This nappe of the SNC was recently interpreted...white mica with accessory kyanite, sillimanite, rutile, ilmenite, and monazite. Pressure (P) – temperature...formula unit in potassic white mica, and Zr-in-rutile thermometry. A late migmatitic stage occurred at |  | | Journal (article/letter/editorial) | | 2008; Wain, Waters, Jephcoat, & Olijynk, 2000). Eclogite- facies metamorphism in the Lower Allochthon of...peridotite and dunite. Eclogite has been recognized in the SNC from northern Jämtland to southern Norrbotten...Norrbotten in Sweden, among which those from northern Jämtland reached UHP conditions (Janák, van Roermund...central Jämtland (Figure 1a; Klonowska et al., 2017; Majka et al., 2014b). The age of the eclogite-facies...eclogite-facies metamorphism in the SNC of Jämtland has been constrained to c. 460-430 Ma, i.e. a pre-Scandian phase |
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