 | Janák, Marian, Uher, Pavel, Ravna, Erling Krogh, Kullerud, Kåre, Vrabec, Mirijam (2015) Chromium-rich kyanite, magnesiostaurolite and corundum in ultrahigh-pressure eclogites (examples from Pohorje Mountains, Slovenia and Tromsø 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 Tromsø Nappe, Norway) MARIAN JANÁK1...of Ljubljana, Aškerčeva 12, 1000 Ljubljana, Slovenia Abstract: Chromium-rich kyanite, magnesiostaurolite...with garnet peridotite and serpentinite from Pohorje Mountains (Eastern Alps) and the Tromsø Nappe (Northern...Cr2O3 in kyanite and magnesiostaurolite from the Pohorje Mts. (17.0 and 15.0 wt%, respectively) are the...sapphirine (up to 5.5 wt% Cr2O3) þ corundum þ Al-rich spinel þ plagioclase. Blue-green, Cr-rich magnesiostaurolite |  | JANAK, M., FROITZHEIM, N., VRABEC, M., KROGH RAVNA, E. J., HOOG, J. C. M. (2006) Ultrahigh-pressure metamorphism and exhumation of garnet peridotite in Pohorje, Eastern Alps. Journal of Metamorphic Geology, 24 (1) 19-31 doi:10.1111/j.1525-1314.2005.00619.x | Journal (article/letter/editorial) | | metamorphism and exhumation of garnet peridotite in Pohorje, Eastern Alps M . J A N Á K 1 , N . F R O I T...of Ljubljana, Aškerčeva 12, 1000 Ljubljana, Slovenia 4 Department of Geology, University of Tromsø...garnet-bearing ultramafic rocks from the Pohorje Mountains in Slovenia. The garnet peridotites are closely...fluids either in the plagioclase-peridotite or the spinel-peridotite field. At least four stages of recrystallization...most probably a spinel peridotite stage, as inferred from the presence of chromian spinel and aluminous |  | Vrabec, Mirijam, Janák, 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,⁎, Marian Janák...University of Ljubljana, Aškerčeva 12, 10000 Ljubljana, Slovenia Geological Institute, Slovak Academy of Sciences...Kyanite eclogites Thermodynamic modeling P–T path Pohorje—Eastern 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...biotite after phengite and sapphirine+ corundum + spinel+ anorthite after kyanite. Sapphirine has composition |  | | Journal (article/letter/editorial) | | ultrahigh-pressure terrane in the Pohorje Mts. (Eastern Alps, Slovenia): Geochemical constraints on petrogenesis...University of Ljubljana, Aškerčeva 12, 1000 Ljubljana, Slovenia e Steinmann-Institut, Universität Bonn, Nussallee...May 2008 Available online 3 June 2008 Keywords: Pohorje Serpentinite Harzburgite Mantle melting Metasomatism...(SBUC; Eastern Alps, Slovenia) occupies the south-easternmost part of the Pohorje Mountains, which represent...are highly depleted following melting within the spinel stability field, as exemplified by high whole-rock |  | Sandmann, Sascha, Herwartz, Daniel, Kirst, Frederik, Froitzheim, Nikolaus, Nagel, Thorsten J., Fonseca, Raúl O.C., Münker, Carsten, Janák, Marian (2016) Timing of eclogite-facies metamorphism of mafic and ultramafic rocks from the Pohorje Mountains (Eastern Alps, Slovenia) based on Lu–Hf 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 ultramafic 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) | | kyanite in eclogite-facies Cr-spinel-bearing gabbroic cumulates, Pohorje Massif, Eastern Alps Christoph...cumulates containing Cr-spinel from the Pohorje Massif, Eastern Alps, Slovenia. In these rocks, turquoise-colored...of reaction coronas around large red-brownish Cr-spinel and forms deep-blue needle-like crystals that rarely...wt% Cr2O3). The formation of kyanite around Cr-spinel droplets is interpreted to be the result of increasing...conditions during prograde metamorphism where Cr-spinel and plagioclase or quartz react to Crkyanite, ±garnet |  | | Journal (article/letter/editorial) | | relations in ultrahigh-pressure eclogites from Pohorje, Eastern Alps HENRIK SKOGBY1,*, MARIAN JANÁK2 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...biotite after phengite and sapphirine + corundum + spinel + anorthite after kyanite. Polycrystalline quartz...investigated eclogites come from the Pohorje Mountains in Slovenia, at the south-eastern margin of the |  | | 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...replacement of kyanite by corundum – plagioclase – spinel F sapphirine symplectites, (iii) breakdown of phengite...this study indicate that Koralpe, Saualpe and Pohorje high-pressure rocks represent former MORB-type |  | | Journal (article/letter/editorial) | | minerals in upper mantle rocks, such as garnet and spinel peridot ites of HP/UHP collisional zones and xenoliths...composition of olivines from orogenic garnet and spinel peridotites of the HP/UHP collisional zones obtained...clinohumite prevail. The secondary phases include spinel, magnetite, chlorite, and serpentine. The conditions...60 kbar [5]. Samples R118 and SK1/1. Spinel and garnet– spinel harzburgites, respectively, occurring...EnbekBerlyk. They are composed of olivine (40–80 vol %), spinel (20–40 vol %), orthopy roxene (10–20 vol %), and |  | THÖNI, 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 (Kupplerbrunn–Prickler Halt, Saualpe, south-eastern Austria): constraints from correlations of the Sm–Nd, Lu–Hf, U–Pb and Rb–Sr 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...90.6 ± 1.0 Ma. A low-Mg eclogite from the Pohorje Mountains (70 km to the SE) gives a garnet–whole-rock...the eo-Alpine high-pressure event in the Saualpe–Pohorje part of the south-easternmost Austroalpine nappe...localities of the Saualpe (Haüy, 1822) and Pohorje Mountains. The aim of this work was to: (i) constrain...direction on top of the Saualpe (and the Koralpe–Pohorje to the east) (Fig. 1b). Thrusting of these tectonically |  | Miller, C., Thöni, M., Konzett, J., Kurz, W., Schuster, R. (2005) Eclogites from the Koralpe and Saualpe type-localities, Eastern Alps, Austria. Mitteilungen der Österreichischen 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) | | in ultrahigh-pressure eclogites from Pohorje Mountains, Slovenia, and Tromso Nappe, Norway. European Journal...Ballaran, T.B. (2014): Ferroan geikelite and coupled spinel-rutile exsolution from titanohematite: Interface |  | Konzett, Jürgen, Libowitzky, Eugen, Hejny, Clivia, Miller, Christine, Zanetti, Alberto (2008) Oriented quartz+calcic amphibole inclusions in omphacite from the Saualpe and Pohorje Mountain eclogites, Eastern Alps—An 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 Alps—An 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 Saualpe–Koralpe–Pohorje (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) | | Austroalpine basement domains Koralpe, Saualpe and Pohorje shows that these mafic rocks are similar to oceanic...Zr-in-rutile thermometry of Koralpe, Saualpe and Pohorje eclogites yields temperatures of 700–730 °C (according...metamorphism (modified from Thöni 2002). PO = Pohorje, KOR = Koralpe, SAU = Saualpe, ÖTZ = Ötztal, SI...Austroalpine units, including Saualpe, Koralpe and Pohorje high-pressure domains, and major eclogite outcrops...SJ4 89T63, 89T66 Pohorje Pohorje Pohorje Pohorje Pohorje Pohorje Pohorje Pohorje Koralpe Koralpe Koralpe |  | | Journal (article/letter/editorial) | | co-existing mantle minerals (garnet, clinopyroxene and spinel) and show a narrow range of bulk rock concentrations...charge or size. Differences between garnet and spinel-facies rocks are apparent for Al, Ca and Sc. Group...Concentration differences between olivine from garnet and spinel-facies rocks are apparent for all these elements...discriminated using olivine composition. Spinel, garnet and garnet–spinel peridotites can be distinguished in...minerals, in particular clinopyroxene and spinel. In spinel-facies olivine a large excess of trivalent |  | Li, Yunshuai, Santosh, M., Zhang, Jianxin, Yu, Shengyao, Peng, Yinbiao (2021) Tracking a continental deep subduction and exhumation from granulitized kyanite eclogites in the South Altyn Tagh, northern Qinghai-Tibet Plateau, China. Lithos, 382. 105954pp. doi:10.1016/j.lithos.2020.105954 | Journal (article/letter/editorial) | | tectonic units in the Qilian and North Qaidam Mountains, assuming a 350–400 km leftlateral displacement...symplectites of sapphirine + corundum + plagioclase ± spinel, whilst rare relict kyanite is mantled by the fine-grained...mineralogical domains of corundum + plagioclase, spinel + plagioclase, and sapphirine + plagioclase, which...in the plagioclase domain; (e–f) Symplectite of spinel (Spl), sapphirine (Spr), and plagioclase (Pl) after...Al2O3) and An-rich plagioclase; (iii) corundum + spinel + plagioclase symplectite; (iv) sapphirine + plagioclase |  | | Journal (article/letter/editorial) | | oligoclase with numerous inclusions of hercynite spinel—large dark grains with white specks in the BSE...bytownite (An75–88) is replaced by oligoclase + spinel pseudomorphs (Fig. 6b). The reason for this dependence...the eclogites. For instance, in the Pohorje Mountains in Slovenia and in the Central Rhodope, the bulk...Epidote Amphibolite to Eclogite, Western Dabie Mountains, China,” J. Metamorph. Geol. 22, 383–394 (2004)...“Geochemistry and Metamorphic Evolution of the Pohorje Mountain Eclogites from the Easternmost Austroalpine |  | | Journal (article/letter/editorial) | | kyanite eclogite, experienced partial melting in the spinel stability field, most probably during pre-Variscan...Pyrope-bearing diatremes of the České středohoří TE D Mountains. Sborník Geologických Věd, Geologie 12, 81-130...of the UHP kyanite eclogites, Pohorje Mountains (Eastern Alps, Slovenia). Lithos 144, 40-55. Whitney, |  | | Journal (article/letter/editorial) | | (~0.8–1.0 GPa ) led to formation of sapphirine, spinel, orthopyroxene and diopside at granulite facies...fine-grained symplectites of plagioclase, sapphirine, spinel and corundum. Kelyphitic textures composed of plagioclase...porphyroblasts are mantled by fine-grained sapphirine, spinel and corundum which are intergrown with plagioclase...vermicular grains and aggregates associated with spinel, plagioclase and corundum around kyanite (Fig....peraluminous and Mg-rich (XMg = 0.84–0.86; Table 5). Spinel forms symplectitic intergrowth with Ca-rich plagioclase |  | | Journal (article/letter/editorial) | | (Perraki and Faryad 2014). 5: Possible diamond-bearing spinel-garnet peridotite in the Gföhl terrane (Naemura...(Perraki and Faryad 2014), and diamond-bearing spinel-garnet peridotite within felsic granulite shown...FWHM (cm -1) (b) Kimberlite 1336 18 (a) 16 Pohorje Eastern Alps pelitic gneiss FWHM (cm -1 ) Figure...of diamonds from kimberlite (Ross et al. 2011), Pohorje pelitic gneiss (Janák et al. 2015), Kokchetav UHP...microdiamond in metapelitic gneiss from the Pohorje Mountains, Eastern Alps (1329–1332 cm−1 with FWHM of |  | Miller, C., Zanetti, A., Thöni, M., Konzett, J., Klötzli, U. (2012) Mafic and silica-rich glasses in mantle xenoliths from Wau-en-Namus, Libya: Textural and geochemical evidence for peridotite–melt reactions. Lithos, 128. 11-26 doi:10.1016/j.lithos.2011.11.004 | Journal (article/letter/editorial) | | Glasses Wau en Namus Libya a b s t r a c t Anhydrous spinel peridotite xenoliths in Quaternary nepheline-basanite...and micro-phenocrysts of olivine, clinopyroxene, spinel, plagioclase, sodalite, apatite that are similar...incongruent dissolution of primary pyroxenes and spinel. Some glasses have trace element characteristics...rights reserved. 1. Introduction The study of spinel peridotite xenoliths carried to the Earth's surface...whole rock chemistry of the host basalt and four spinel peridotite xenoliths from the Wau en Namus volcano |  | | Journal (article/letter/editorial) | | al. 2010), the Maksyutov Complex, South Ural Mountains, Russia (Bostick et al., 2003; see also Leech...northeastern Algeria (Caby et al., 2014), the Pohorje Mountains, Slovenia (Janák et al., 2015), NU and the Massif...also occurs in chromitites in the Polar Ural Mountains and Tibet (Robinson et al., 2004; Yang et al....the Maksyutov metamorphic complex South Ural Mountains, Russia. SC American Mineralogist 88, 1709–1717...Diamond in metasedimentary crustal rocks from Pohorje, Eastern Alps: a window to deep continental subduction |  | | Journal (article/letter/editorial) | | (am) + plagioclase (pl) after omphacite and of spinel (sp) + plagioclase after kyanite. Garnet has corona...(En90), minor diopsidic clinopyroxene and accessory spinel. 2) Eclogite from Hutě (H) forms about 400 × 100...pseudomorphs (Fig. 2b) formed by plagioclase + spinel. Garnet has only inclusions of rutile and it is...Ultrahigh-pressure metamorphism in the Snieznik Mountains (Sudetes, Poland): P–T constraints and geological...2009. Eclogite-hosting metapelites from the Pohorje Mountains (Eastern Alps): P–T evolution, zircon geochronology |  | | Journal (article/letter/editorial) | | eclogites in the northern part of the East Kunlun Mountains, to the south of Qaidam basin, have a similar...Altun Mountains are the western extension of those in the SC R Qilian–North Qaidam Mountains. Therefore...lies in the middle segment of the north Qilian Mountains and extends for about 200 km along the NQL suture...gneisses were also discovered in the east Kunlun Mountains, to the south of the Qaidam basin, although UHP...Ma, from the Cretaceous (ca. 91 Ma) in the Pohorje Mountains of the Eastern Alps (Miller et al., 2005) |  | | Journal (article/letter/editorial) | | including tapiolite, chrysoberyl, cordierite, and Zn-Al-spinel. With few exceptions, the staurolites from the...and Mn: natural diopside, jadeite, orthoclase, Zn-spinel, and rhodonite, respectively; raw counts were corrected...muscovite, paragonite, cordierite, chrysoberyl, ZnAl-spinel, tapiolite, apatite, graphite, Nb-Ta-Ti oxide (rutile...ultrahigh-pressure eclogites (examples from Pohorje Mountains, Slovenia and Tromsø Nappe, Norway). European Journal |
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