 | JanĂĄk, Marian, Uher, Pavel, Ravna, Erling Krogh, Kullerud, KĂ„re, Vrabec, Mirijam (2015) Chromium-rich kyanite, magnesiostaurolite and corundum in ultrahigh-pressure eclogites (examples from Pohorje Mountains, Slovenia and TromsĂž Nappe, Norway) European Journal of Mineralogy, 27 (3) 377-392 doi:10.1127/ejm/2015/0027-2436 | Journal (article/letter/editorial) | | ultrahigh-pressure eclogites (examples from Pohorje Mountains, Slovenia and TromsĂž Nappe, Norway) MARIAN JANAÌK1...of Ljubljana, AsÌkercÌeva 12, 1000 Ljubljana, Slovenia Abstract: Chromium-rich kyanite, magnesiostaurolite...with garnet peridotite and serpentinite from Pohorje Mountains (Eastern Alps) and the TromsĂž Nappe (Northern...Cr2O3 in kyanite and magnesiostaurolite from the Pohorje Mts. (17.0 and 15.0 wt%, respectively) are the...which are surrounded by pargasitic amphibole and zoisite. Chromium enrichment in kyanite, magnesiostaurolite |  | Vrabec, Mirijam, JanĂĄk, Marian, Froitzheim, Nikolaus, De Hoog, Jan C.M. (2012) Phase relations during peak metamorphism and decompression of the UHP kyanite eclogites, Pohorje Mountains (Eastern Alps, Slovenia) Lithos, 144. 40-55 doi:10.1016/j.lithos.2012.04.004 | Journal (article/letter/editorial) | | of the UHP kyanite eclogites, Pohorje Mountains (Eastern Alps, Slovenia) Mirijam Vrabec a,â, Marian JanĂĄk...University of Ljubljana, AĆĄkerÄeva 12, 10000 Ljubljana, Slovenia Geological Institute, Slovak Academy of Sciences...Kyanite eclogites Thermodynamic modeling PâT path PohorjeâEastern Alps a b s t r a c t Phase relations among...kyanite eclogite were investigated in the Pohorje Mountains of the Eastern Alps. Ultrahigh-pressure metamorphism...Department of Geology, AĆĄkerÄeva 12, SI-1000 Ljubljana, Slovenia. Tel.: + 386 1 47 04 629, + 386 41 651 152 (mobile); |  | Sandmann, Sascha, Herwartz, Daniel, Kirst, Frederik, Froitzheim, Nikolaus, Nagel, Thorsten J., Fonseca, RaĂșl O.C., MĂŒnker, Carsten, JanĂĄk, Marian (2016) Timing of eclogite-facies metamorphism of mafic and ultramafic rocks from the Pohorje Mountains (Eastern Alps, Slovenia) based on LuâHf garnet geochronometry. Lithos, 262. 576-585 doi:10.1016/j.lithos.2016.08.002 | Journal (article/letter/editorial) | | and ultramafic rocks from the Pohorje Mountains (Eastern Alps, Slovenia) based on Lu-Hf garnet geochronometry...and ultramaïŹc rocks from the Pohorje Mountains (Eastern Alps, Slovenia) based on Lu-Hf garnet geochronometry...and ultramafic rocks from the Pohorje Mountains (Eastern Alps, Slovenia) based on Lu-Hf garnet geochronometry...733815 Fax: +49 228 732763 Keywords: Eastern Alps; Pohorje; Lu-Hf geochronology; Eo-Alpine metamorphism; eclogite...MANUSCRIPT Abstract The metamorphic series of the Pohorje Mountains represents a part of the Eastern Alpine T |  | | Journal (article/letter/editorial) | | Geochemistry and metamorphic evolution of the Pohorje Mountain eclogites from the easternmost Austroalpine...Austroalpine basement of the Eastern Alps (Northern Slovenia) Raffaele Sassi a,*, Claudio Mazzoli a,b, Christine...quartzo-feldspathic gneisses in the Pohorje Mountains, Northern Slovenia, that form the easternmost Austroalpine...this study indicate that Koralpe, Saualpe and Pohorje high-pressure rocks represent former MORB-type...eclogite; Geochemistry; P â T conditions; Pohorje; Slovenia 1. Introduction Eclogites not only reveal |  | | Journal (article/letter/editorial) | | eclogite-facies Cr-spinel-bearing gabbroic cumulates, Pohorje Massif, Eastern Alps Christoph A. Hauzenberger1...cumulates containing Cr-spinel from the Pohorje Massif, Eastern Alps, Slovenia. In these rocks, turquoise-colored... Cr-rich corundum, eclogite facies cumulates, Pohorje Massif, Eastern Alps Introduction Kyanite is a...of the EHB is represented by eclogites of the Pohorje massif (e.g., Ippen 1892; HinterlechnerRavnik and...AL.: GENESIS OF Cr-RICH KYANITE IN ECLOGITES, POHORJE MASSIF 1990; Miller and Thöni 1997; Miller et |  | Krenn, E., Janak, M., Finger, F., Broska, I., Konecny, P. (2009) Two types of metamorphic monazite with contrasting La/Nd, Th, and Y signatures in an ultrahigh-pressure metapelite from the Pohorje Mountains, Slovenia: Indications for pressure-dependent REE exchange between apatite and monazite?. American Mineralogist, 94 (5) 801-815 doi:10.2138/am.2009.2981 | Journal (article/letter/editorial) | | ultrahigh-pressure metapelite from the Pohorje Mountains, Slovenia: Indications for pressure-dependent REE...kyanite-garnet gneiss from the UHP terrain of the Pohorje Mountains, Slovenia. P-T estimates reveal a peak event at...apatite, REE distribution, ultra-high pressure, Pohorje Mountains introduction Since growth ages of monazite...discuss a kyanite-garnet gneiss from the Pohorje Mountains, Slovenia, that underwent ultrahigh-pressure (UHP)...system. gEological BacKground The Pohorje Mountains in Slovenia represent a famous exposure of Cretaceous |  | Miller, Christine, Mundil, Roland, Thöni, Martin, Konzett, JĂŒrgen (2005) Refining the timing of eclogite metamorphism: a geochemical, petrological, Sm-Nd and U-Pb case study from the Pohorje Mountains, Slovenia (Eastern Alps) Contributions to Mineralogy and Petrology, 150 (1) 70-84 doi:10.1007/s00410-005-0004-0 | Journal (article/letter/editorial) | | Sm-Nd and U-Pb case study from the Pohorje Mountains, Slovenia (Eastern Alps) Received: 20 December...Abstract High-pressure metamorphism in the Pohorje Mountains of Slovenia (Austroalpine unit, Eastern Alps) aïŹected...the pressure peak of the eclogites in the Pohorje Mountains. The presence of garnet, omphacite and quartz... loop for maïŹc and pelitic lithologies of the Pohorje area and a late Cretaceous high-pressure event...1995). In addition, LREE-rich inclusions such as zoisite, apatite and zircon in garnet and isotopic disequilibrium |  | | Journal (article/letter/editorial) | | relations in ultrahigh-pressure eclogites from Pohorje, Eastern Alps HENRIK SKOGBY1,*, MARIAN JANĂK2 and...ultra-high pressure (UHP) eclogites from the Pohorje Mountains in Slovenia, south-eastern Alps, has been investigated...garnet peridotites. The UHP metamorphism in the Pohorje area resulted from subduction of the continental...pale-green omphacite, bluish kyanite and pale zoisite, partly amphibolitised with dark-green amphibole...investigated eclogites come from the Pohorje Mountains in Slovenia, at the south-eastern margin of the |  | THĂNI, M., MILLER, C., BLICHERT-TOFT, J., WHITEHOUSE, M. J., KONZETT, J., ZANETTI, A. (2008) Timing of high-pressure metamorphism and exhumation of the eclogite type-locality (KupplerbrunnâPrickler Halt, Saualpe, south-eastern Austria): constraints from correlations of the SmâNd, LuâHf, UâPb and RbâSr isotopic systems. Journal of Metamorphic Geology, 26 (5) 561-581 doi:10.1111/j.1525-1314.2008.00778.x | Journal (article/letter/editorial) | | areas of the Saualpe (SE Austria) and Pohorje Mountains (Slovenia). Mg-rich eclogites derived from early...early gabbroic cumulates are kyanite- and zoisite rich, whereas eclogites with lower Mg contents contain...90.6 ± 1.0 Ma. A low-Mg eclogite from the Pohorje Mountains (70 km to the SE) gives a garnetâwhole-rock...the eo-Alpine high-pressure event in the SaualpeâPohorje part of the south-easternmost Austroalpine nappe...localities of the Saualpe (HauÌy, 1822) and Pohorje Mountains. The aim of this work was to: (i) constrain |  | Miller, C., Thöni, M., Konzett, J., Kurz, W., Schuster, R. (2005) Eclogites from the Koralpe and Saualpe type-localities, Eastern Alps, Austria. Mitteilungen der Ăsterreichischen Mineralogischen Gesellschaft, 150. | Journal (article/letter/editorial) | | the Gleinalpe and south-eastwards into the Pohorje Mountains. These two ridges are separated by the Lavant...between 500 and 700 m, and by gently sloping mountains up to 2150 m high. Outcrops are few and restricted... Fig. 1a, b Tectonic map of the Saualpe-Koralpe-Pohorje area (a) and section in the northern part (b)....eo-Alpine (d) metamorphic grades in the SaualpeKoralpe-Pohorje area. 1.1. Lithological content and metamorphic...related to the Periadriatic magmatism occur in the Pohorje area. 1.2. Geodynamic and tectonic evolution The |  | | Journal (article/letter/editorial) | | Austroalpine basement domains Koralpe, Saualpe and Pohorje shows that these mafic rocks are similar to oceanic...incompatible trace elements are predominantly hosted in zoisite/clinozoisite (Sr, Pb, U, Th, LREE), apatite (Sr...Zr-in-rutile thermometry of Koralpe, Saualpe and Pohorje eclogites yields temperatures of 700â730 °C (according...metamorphism (modified from Thöni 2002). PO = Pohorje, KOR = Koralpe, SAU = Saualpe, ĂTZ = Ătztal, SI...Austroalpine units, including Saualpe, Koralpe and Pohorje high-pressure domains, and major eclogite outcrops |  | | Journal (article/letter/editorial) | | area (1.8 GPa=690 C), and the Saualpe-Koralpe-Pohorje domain (2.2â 2.7 GPa=750 C). Their tectonic...HG HochgroÌssen, Sau Saualpe, Kor Koralpe, Poh Pohorje, Sieg Sieggraben unit, EZ Eclogite Zone (Tauern...Koralpe B⏠arofen, Hohl, Mauthnereck Krumbachgraben Pohorje Kebelj, Rogla geochronological method applied...1) of these units are listed below. Pohorje Mountains (Slovenia) (Poh in Fig. 1). JanaÌk et al. (2004...(2004, 2006) claimed UHP conditions for the Pohorje eclogites (3.0â3.1 GPa=760â825 C for the Ky-eclogites |  | | Journal (article/letter/editorial) | | eclogites east of the Kreuzeck Mountains (Saualpe-Koralpe and Pohorje Mountains) show evidence for a MORB-origin...carbonic vapour Geological setting The Kreuzeck Mountains are part of the Austroalpine basement of the Eastern...stars characterize the Saualm-Koralm and Pohorje Mountains. of aqueous fluid inclusions using freezing-point...the assemblage garnet ĂŸ omphacite ĂŸ tourmaline ĂŸ zoisite/epidote ĂŸ K-feldspar ĂŸ calcic amphibole ĂŸ quartz...apatite and quartz from an eclogite of the Kreuzeck Mountains document fluid activity during two subsequent |  | | Journal (article/letter/editorial) | | absence of hydrous minerals, such as hornblende, zoisite (epidote), and phengite, in the eclogites or these...omphacite and garnetâomphaciteâphengiteâkyaniteâ zoisite eclogites do not show any traces of alterations...minerals: amphiboles, paragonite and phengite micas, zoisite or clinozoisite, and quartz. At higher contents...the rocks are referred to as hornblende (Hblâ), zoisite (Zs-), Ep-, Lw-, Phn-, Coe-, and Ky-eclogites....peak metamorphic conditions (hornblendes, epidote/zoisite, and paragonite) have usual compositions. Only |  | Konzett, JĂŒrgen, Libowitzky, Eugen, Hejny, Clivia, Miller, Christine, Zanetti, Alberto (2008) Oriented quartz+calcic amphibole inclusions in omphacite from the Saualpe and Pohorje Mountain eclogites, Eastern AlpsâAn assessment of possible formation mechanisms based on IR- and mineral chemical data and water storage in Eastern Alpine eclogites. Lithos, 106 (3) 336-350 doi:10.1016/j.lithos.2008.09.002 | Journal (article/letter/editorial) | | amphibole inclusions in omphacite from the Saualpe and Pohorje Mountain eclogites, Eastern AlpsâAn assessment...locality/Eastern Austria (sample SKP31) and the Pohorje Massif/Slovenia (CM31/03 and CM15/01) using electron microprobe...the eclogite type locality and from the Pohorje Mountains/Slovenia, together forming the southernmost portion...Alps. 2. Geological setting The SaualpeâKoralpeâPohorje (SKP) complex is part of the southernmost Austroalpine...other hand, postulated UHP conditions for the Pohorje Massif based on calculated phase equilibria and |  | | Journal (article/letter/editorial) | | stability of garnet at 3.5â4.5 GPa. Amphibole T and zoisite are preserved as inclusions in garnet cores and...phengitic white mica (Fig. 4f), amphibole and CE P zoisite are less abundant (Fig. 4g,h). Mg-rich biotite...950 ÂșC. The stability fields of amphibole and zoisite plot at lower pressures and modelled composition...composition of garnet in the stability field of zoisite would correspond to XCa = 0.30 (Fig. 7). ACCEPTED MANUSCRIPT...calculated P-T conditions. Inclusions of amphibole and zoisite in SC R garnet cores are interpreted as a record |  | | Journal (article/letter/editorial) | | is approximately 10 m wide and is composed of zoisite-rich (~32 vol%; Taguchi, Miyake, Enami, & Igami...For this study, we focused on a coesite-bearing zoisite-rich UHP eclogite sample collected from Junan,...analysed sample contains garnet, quartz, omphacite, zoisite, phengite, kyanite, and amphibole with accessory...the inner segment of the garnet is ïĄ-quartz + zoisite + rutile ± paragonite. The SiO2 polymorphs are...segment of the garnet has relatively abundant zoisite grains in comparison to the outer segment (Figure |  | | Journal (article/letter/editorial) | | high-LREE microinclusions, such as epidote-allanite, zoisite, apatite, sphene, monazite or zircon. However,...omphacite; cpx = clinopyroxene; amp = amphibole; zo = zoisite; R = leached garnet residue; L = leachate; Tc =...= Kreuzeck, SAU = Saualpe, KO = Koralpe, PO = Pohorje, NE AAB = Northeastern Austroalpine units, EW =...subunits: open circle: metapelite garnet from Pohorje mountains (this work); centered open circle: Koralpe...garnet from metapegmatite, Koralpe and metagranite, Pohorje (ThoÌni and Miller, 2000; and this work); full |  | | Journal (article/letter/editorial) | | high-LREE microinclusions, such as epidote-allanite, zoisite, apatite, sphene, monazite or zircon. However,...omphacite; cpx = clinopyroxene; amp = amphibole; zo = zoisite; R = leached garnet residue; L = leachate; Tc =...= Kreuzeck, SAU = Saualpe, KO = Koralpe, PO = Pohorje, NE AAB = Northeastern Austroalpine units, EW =...subunits: open circle: metapelite garnet from Pohorje mountains (this work); centered open circle: Koralpe...from metapegmatite, Koralpe, and metagranite, Pohorje (ThoÌni and Miller, 2000; and this work); full |  | | Report (chapter) | | contents, which can be explained by the growth of zoisite and epidote (Table 1 and Fig. 3a). In combination...that may be due to the simultaneous growth of zoisite during HP/UHP metamorphism. Variable degrees of... such as paragonite, amphibole, lawsonite and zoisite. The breakdown of paragonite may be common during...XU, S.T. 1998. Metamorphic veins with kyanite, zoisite and quartz in the Zhu-Jia-Chong eclogite, Dabie...tectonic implications in the western Tianshan Mountains, NW China. Journal of Metamorphic Geology, 17 |  | Miller, C., Konzett, J., Tiepolo, M., Armstrong, R.A., Thöni, M. (2007) Jadeite-gneiss from the Eclogite Zone, Tauern Window, Eastern Alps, Austria: Metamorphic, geochemical and zircon record of a sedimentary protolith. Lithos, 93 (1) 68-88 doi:10.1016/j.lithos.2006.03.045 | Journal (article/letter/editorial) | | consists of garnet + quartz + paragonite ± phengite ± zoisite + zircon + rutile + apatite + pyrite. Kyanite,...compression has been dated for the KoralpeâSaualpeâ Pohorje region in the eastern parts of the Austroalpine...amphibole (Fig. 2a). Accessory minerals include zoisite, dolomite, zircon, rutile, apatite and pyrite....+ quartz + rutile ± paragonite ± glaucophane ± zoisite ± magnesite. The jadeite-gneiss samples T1404âT1406...to 1 mol% margarite components. 6.4. Zoisite/Clinozoisite Zoisite grains in the matrix are characterized |  | | Journal (article/letter/editorial) | | Austroalpine Plattengneiss Koralpe (b) Saualpe Texel Pohorje Unmetamorphosed Anchizonal metamorphic Lower greenschist-facies...Cretaceous thrusts Late Cretaceous normal faults Pohorje Lavanttal fault Neogene faults and thrusts 25...from the Texel Complex in the west to the Pohorje Mountains in the east, is interpreted as the trace of...hematite, rutile (partly replaced by ilmenite), zoisite, apatite as well as rare monazite and zircon. Garnet...omphacite + quartz + rutile amphibole phengite zoisite, with a diablastic texture (Fig. 2a). The investigated |  | | Journal (article/letter/editorial) | | inferred from inclusions of pargasitic amphibole, zoisite and kyanite in garnet cores. The post-UHP evolution...(2013) 865â879 869 kyanite, phengite, amphibole, zoisite, rutile (Fig. 5aâd) and quartz. The compositional...porphyroblast with inclusions of omphacite (Omp), zoisite (Zo) and amphibole (Amp). (c) Inclusions of omphacite...(Fig. 10). Inclusions of pargasitic amphibole, zoisite, phengite and kyanite in garnet (I) are interpreted...dehydrated, resulting in breakdown of amphibole and zoisite. At peak-pressure conditions the stable mineral |  | | Journal (article/letter/editorial) | | Koralpe finds its continuation in the Bacher (Pohorje) mountains and to the east it is bounded by the Tertiary...comprised of amphibole + plagioclase + epidote/zoisite + ilmenite ± garnet ± biotite. Eclogites According...garnet + clinopyroxene + amphibole + phengite + zoisite/clinozoisite Ă· quartz + rutile. Symplectitic textures...inclusions of quartz, amphibole, clinopyroxene, zoisite, plagioclase, chlorite, titanite and rutile. In |  | | Journal (article/letter/editorial) | | simultaneous crystallization of the zircon with zoisite during eclogite metamorphism (Bingen et al., 2004;..., Eclogite Hosting Metapelites from the Pohorje Mountains (Eastern Alps): PâT Evolution, Zircon Geochronology... SmâNd and UâPb Case Study from the Pohorje Mountains, Slovenia (Eastern Alps), Contrib. Mi neral. Petrol...and Tri assic Eclogites in the Western Dabie Mountains, EastCen tral China: Evidence for Protracted...Metamorphism in the HongâAn Area, Western Dabie Mountains, China: Evidence from Zircon UâPb Age, Trace Element |
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