Afifé Marie Thérèse El Korh

Privat-docente (Géologie-Géochimie), Dre. (Sciences de la Terre)


photo

 afife.elkorh@unifr.ch
 +41 26 300 8945

Géochimie; Pétrologie métamorphique; Géochronologie

Assistant-e-docteur-e
Département de Géosciences

PER 07 bu. 3.305
Ch. du Musée 6
1700 Fribourg
PER 07, 3.305

Recherche et publications

  • 1. Publications dans des revues scientifiques internationales et chapitres de livres

    El Korh, A., Boiron, M.C., Cathelineau, M., Deloule, E., Luais, B. (2020). Tracing metallic pre-concentrations in the Limousin ophiolite-derived rocks and Variscan granites (French Massif Central). Lithos 356–357, 105345; doi: 10.1016/j.lithos.2019.105345

    El Korh, A., Deloule, E., Luais, B., Boiron, M.C., Bastian, L., Vigier, N. (2019). Lithium behaviour and isotope fractionation during fluid-rock interactions in Variscan oceanic suture zones: Limousin ophiolite and Ile de Groix high-pressure terrane (France). Journal of Petrology 60, 1963–1990; doi: 10.1093/petrology/egz060

    Manzotti, P., Rubatto, D., Zucali, M., El Korh, A., Cenki-Tok, B., Ballèvre, M., Engi, M. (2018). Permian magmatism and metamorphism in the Dent Blanche nappe: constraints from field observations and geochronology. Swiss Journal of Geosciences 111, 79–97.

    El Korh, A., Luais, B., Deloule, E., Cividini, D. (2017). Iron isotope fractionation in subduction-related high-pressure metabasites (Ile de Groix, France). Contributions to Mineralogy and Petrology 172:41. 

    El Korh, A., Luais, B., Boiron, M.C., Deloule, E., Cividini, D. (2017). Investigation of Ge and Ga exchange behaviour and Ge isotopic fractionation during subduction zone metamorphism. Chemical Geology 449, 165–181. 

    El Korh, A. (2014). Ablation behaviour of allanites during U-Th-Pb dating using a quadrupole ICP-MS coupled to a 193 nm excimer laser. Chemical Geology 371, 46–59.  

    Robyr, M., Epard, J.L., El Korh, A. (2014). Structural, metamorphic and geochronological relations between the Zanskar Shear Zone and the Miyar Shear Zone (NW Indian Himalaya): Evidences for two distinct tectonic structures and implications for the evolution of the High Himalayan Crystalline of Zanskar. Journal of Asian Earth Sciences 79, 1–15. 

    El Korh, A. (2013). Ablation behaviour and constraints on the U–Pb and Th–Pb geochronometers in titanite analysed by quadrupole inductively coupled plasma mass spectrometry coupled to a 193 nm excimer laser. Spectrochimica Acta part B: Atomic Spectrometry 86, 75–87.  

    El Korh, A., Schmidt, S.Th., Vennemann, T., Ballèvre, M. (2013). Trace element and isotopic fingerprints in HP–LT metamorphic rocks as a result of fluid-rock interactions (Ile de Groix, France). Gondwana Research 23, 880–900. 

    El Korh, A., Schmidt, S.Th., Ballèvre, M., Ulianov, A., Bruguier, O. (2012). Discovery of an albite gneiss from the Ile de Groix (Armorican Massif, France): geochemistry and LA-ICP-MS U–Pb geochronology of its Ordovician protolith. International Journal of Earth Sciences 101, 1169-1190. 

    El Korh, A., Schmidt, S.Th., Vennemann, T., Ulianov, A. (2011). Trace element and O-isotope composition of polyphase metamorphic veins of the Ile de Groix (Armorican Massif, France): implication for fluid flow during HP subduction and exhumation processes. In Dobrzhinetskaya, L., Faryad, W., Wallis, S., Cuthbert, S. (Editors), "Ultrahigh Pressure Metamorphism: 25 years after discovery of coesite and diamond". Elsevier, Amsterdam, Netherlands, 243-291. (book chapter)

    El Korh, A., Schmidt, S.Th., Ulianov, A., Potel, S. (2009). Trace element partitioning in HP-LT metamorphic assemblages during subduction-related metamorphism, Ile de Groix, France: a detailed LA-ICPMS study. Journal of Petrology 50, 1107-1148. 

  • 2. Thèses

    El Korh, A. (2019). Non-traditional stable isotope fractionation (Fe, Li, Ge) during subduction zone metamorphism and geochronology of metamorphic minerals. Unpublished Habilitation Thesis, University of Fribourg, 265 pp.

    El Korh, A. (2010). Geochemical fingerprints of devolatilisation reactions in the high-pressure rocks of Ile de Groix, France. PhD thesis, University of Geneva, Terre et Environnement 99, 361 pp.

    El Korh, A. (2006). Métamorphisme HP-BT dans les métabasites de l’Ile de Groix, France: étude pétrologique et géochimique, Unpublished MSc. Thesis, University of Geneva, 335 pp.

  • 3. Abstracts et conférences

    Rime, V., Negga, H., El Korh, A., Salzmann, A., Adatte, T., Kidane, T., Atnafu, B., Foubert, A. (2019). Danakil Evaporites: how to build a salt giant? 17th Swiss Geoscience Meeting, Fribourg, November 22–23.

    Pohlner J., El Korh, A., Chiaradia, M., Klemd, R., Grobéty, B. (2019). Fe and O isotope study of eclogites and gneisses in the Münchberg Massif, Germany. 17th Swiss Geoscience Meeting, Fribourg, November 22–23.

    El Korh, A., Luais, B., Boiron, M.C., Cividini, D. (2019). Multi-isotope study (Ge, Fe, O) of hydrothermal metamorphism in the Limousin ophiolite. 17th Swiss Geoscience Meeting, Fribourg, November 22–23.

    Pohlner J., El Korh, A., Chiaradia, M., Klemd, R., Grobéty, B. (2019). Fe isotope signatures of eclogites from the Muenchberg massif, Germany. Goldschmidt conference 2019, Barcelona, August 18–23.

    Pohlner J., El Korh, A., Chiaradia, M., Klemd, R., Grobéty, B. (2019). Fe isotopes in subducting oceanic crust – a study of the Münchberg Massif. Annual meeting of DMG-sections Geochemistry, Petrology & Petrophysics 2019, Heidelberg, May 24–25.

    Rime, V., Negga, H., Schaegis, J.C., El Korh, A., Jaramillo-Vogel, D., Haberditz, X., Kidane, T., Atnafu, B., Foubert, A. (2019). Evaporite deposits of Danakil: record of Red Sea transgression and desiccation in the northern Afar. IAS meeting of sedimentologists, Rome, September 10–13.

    El Korh, A., Boiron, M.C., Cathelineau, M. Deloule, E., Luais, B. (2018). Tracing Sn and W pre-concentrations in the Limousin ophiolite and Variscan granites. 16th Swiss Geoscience Meeting, Bern, November 30–December 01.

    El Korh, A., Deloule, E., Boiron, M.C., Luais, B. (2018). Comportement et fractionnement isotopique du lithium au cours de l'altération hydrothermale dans l'ophiolite du Limousin (France). 5èmes journées des utilisateurs SIMS francophones, Lausanne, June 07–08.

    El Korh, A., Deloule, E., Boiron, M.C., Luais, B. (2017). Lithium partitioning and isotope fractionation in the Limousin ophiolite (Massif Central, France). 15th Swiss Geoscience Meeting, Davos, November 17–18.

    El Korh, A., Luais, B., Boiron, M.C., Deloule, E. (2017). Iron isotope fractionation in the Limousin ophiolite (Massif Central, France). 15th Swiss Geoscience Meeting, Davos, November 17–18.

    Manzotti, P., Rubatto, D., El Korh, A., Ballèvre, M., Zucali, M., Cenki-Tok, B., Engi, M. (2017). Permian magmatism and metamorphism in the Dent Blanche nappe: constraints from field observations and geochronology. 15th Swiss Geoscience Meeting, Davos, November 17–18.

    El Korh, A., Luais, B., Deloule, E., Cividini, D. (2016). Iron stable isotope fractionation during subduction of basic rocks. 14th Swiss Geoscience Meeting, Geneva, November 18–19. 

    El Korh, A., Luais, B., Boiron, M.C., Deloule, E., Cividini, D. (2016). Ge and Fe isotope fractionation in metabasites during subduction-zone metamorphism. AGU Fall Meeting 2016, San Francisco, December 12–16.

    El Korh, A., Deloule, E., Luais, B., Boiron, M.C. (2016). Lithium elemental and isotope analysis using SIMS in the Limousin ophiolite (French massif Central). Rapport d'activité des sondes ioniques 2015, CRPG, CNRS-Université de Lorraine. 

    El Korh, A., Deloule, E., Luais, B., Boiron, M.C., Vigier, N., Bastian, L. (2015). Lithium behaviour and isotopic fractionation in high-pressure metabasites (Ile de Groix, France): a coupled LA-ICPMS, MC-ICPMS and SIMS study. 13th Swiss Geoscience Meeting, Basel, November 20–21.

    El Korh, A., Luais, B., Deloule, E., Boiron, M.C., Cividini, D., Yeghicheyan, D. (2015). Ge and Ga abundances and Ge isotope ratios in high-pressure metamorphic rocks: a Q-ICPMS and MC-ICPMS study. European Winter Conference on Plasma Spectrochemistry, Munster, 22–26.02.2015. 

    El Korh, A., Deloule, E., Luais, B., Boiron, M.C. (2015). Oxygen isotope analysis using SIMS in HP–LT garnet from the Ile de Groix. Rapport d'activité des sondes ioniques 2014, CRPG, CNRS-Université de Lorraine, pp. 19–20.

    El Korh, A., Deloule, E., Luais, B., Boiron, M.C. (2015). Lithium isotope analysis using SIMS in HP–LT minerals from the Ile de Groix. Rapport d'activité des sondes ioniques 2014, CRPG, CNRS-Université de Lorraine, pp. 21. 

    El Korh, A., Luais, B., Boiron, M.C., Deloule, E. (2014). Ge and Ga mobility in high-pressure metabasites during subduction and exhumation processes. 12th Swiss Geoscience Meeting, Fribourg, November 21–22. 

    Robyr, M., Banerjee, S., El Korh, A. (2014). Chemical and textural behaviour of REE accessory phases with increasing metamorphic grade in a well constrained prograde pelitic suite: implications for allanite and monazite petrochronology. 12th Swiss Geoscience Meeting, Fribourg, November 21–22.

    El Korh, A., Deloule, E., Luais, B., Boiron, M.C. (2014). Oxygen isotope analysis using SIMS in HP–LT garnet from the Ile de Groix. Poster, 1ères journées francophones des utilisateurs de sondes ioniques, Nancy, June 02–03.

    El Korh, A., Luais, B., Boiron, M.C., Deloule, E. (2014). Ge and Ga behaviour during subduction-related metamorphism of basic rocks. EGU 2014, Vienna, April 27–May 02. 

    El Korh, A. (2013). Ablation behaviour and matrix effects during U–Th–Pb geochronology of allanite by LA-ICP-MS. 11th Swiss Geoscience Meeting, Lausanne, November 15–16.

    Giuntoli, F., Engi, M., Regis D., El Korh, A., Lanari, P. (2013). Recognizing metamorphic stages and tectonic slices in HP-terranes: Case study in the Sesia Zone (NW-Alps, Italy). 11th Swiss Geoscience Meeting, Lausanne, November 15–16.

    El Korh, A., Schmidt, S. Th., Vennemann, T. & Ballèvre, M. (2013). Fluid-rock interactions during subduction and exhumation of the HP–LT metabasites of the Ile de Groix (France). 10th International Eclogite Conference, Courmayeur, September 02–07.

    El Korh, A. (2013). Ablation behaviour and elemental fractionation during U-Th-Pb geochronology of metamorphic minerals using laser ablation ICP-MS. 10th International Eclogite Conference, Courmayeur, September 02–07.

    Engi, M., Regis, D., Lanari, P., El Korh, A., Burn, M., Giuntoli, F. (2013). Insights into subduction zone dynamics from structurally controlled petrochronology: techniques, examples and open questions. 10th International Eclogite Conference, Courmayeur, September 02–07.

    von Niederhäusern, B., Manzotti, P., Burn, M., Cenki-Tok, B., Zucali, M., Rubatto, D., Darling, J., El Korh, A., Engi, M. (2013). Permian metamorphism and magmatism in the internal Western Alps: Constraints from high spatial resolution U-Th-Pb geochronology. Alpine Workshop, Schladming, September 09–12.

    Giuntoli, F., Engi, M., El Korh, A. (2013). Dating metamorphic stages in HP-terranes: Case study in the Sesia Zone (NW-Alps, Italy). Goldschmidt conference 2013, Florence, Mineralogical Magazine 77, 1180.

    El Korh, A. (2013). Ablation behaviour of titanite and constraints for U–Th–Pb geochronology using quadrupole ICP-MS coupled to a 193 nm excimer laser. EGU 2013, Vienna, April 07–12.

    El Korh, A. (2012). Ablation behaviour of titanite and constraints for U–Th–Pb geochronology using LA-ICP-MS. Talk, 10th Swiss Geoscience Meeting, Bern, November 16–17.

    Robyr, M., Banerjee, S., El Korh, A. (2012). Timing of prograde metamorphism in the High Himalaya of NW Lahul (NW India). Abstract, 27th Himalaya-Karakoram-Tibet Workshop, November, 28–30.

    Robyr, M., Banerjee, S., El Korh, A. (2012). New time-constraints on the prograde metamorphism in the High Himalaya of NW Lahul (NW India). 10th Swiss Geoscience Meeting, Bern, November 16–17.

    El Korh, A., Schmidt, S.Th., Vennemann, T., Ulianov, A. (2012). Trace element mobilisation in garnet-phengite HP veins along a metabasite-micaschist contact: an example from the Ile de Groix, France. Poster, EGU 2012, Vienna, April 22–27.

    El Korh, A., Schmidt, S.Th., Vennemann, T., Ulianov, A. (2011). Evidence for trace element mobilisation in garnet-phengite eclogitic veins along a metabasite-micaschist contact during HP conditions: an example from the Ile de Groix, France. Talk, 9th Swiss Geoscience Meeting, Zürich, November 11–13, Abstracts, 90–91.

    El Korh, A., Schmidt, S.Th., Ballèvre, M., Ulianov, A., Bruguier, O. (2010). U–Pb geochronology of an orthogneiss discovered within the HP–LT metamorphic rocks of the Ile de Groix, Armorican Massif, France. Talk, 8th Swiss Geoscience Meeting, Fribourg, November 19–20, Abstracts, 65–66.

    El Korh, A., Schmidt, S.Th., Ulianov, A. (2009). Effects of retrogression on trace element contents of metabasites, Ile de Groix, France. Abstract, Goldschmidt conference 2009, Davos, Geochimica et Cosmichimica Acta 73 (13), Supplement 1, A325.

    Schmidt, S.Th., El Korh, A., Ulianov, A. (2008). Recycling of trace and rare-earth elements in HP/LT assemblages of metabasites, Ile de Groix, France. Goldschmidt 2008, Vancouver, Geochimica et Cosmichimica Acta 72 (12), Supplement 1, A836.

    El Korh, A., Schmidt, S.Th. (2007). Trace element exchange behaviours during HP-LT metamorphism of basic rocks, Ile de Groix, France. Talk, 5th Swiss Geoscience Meeting, Geneva, November 16–17, Abstracts, 81–83.

    El Korh, A., Schmidt, S.Th., Ulianov, A. (2007). Trace element data and fluid regime during HP-LT metamorphism of basic rocks, Ile de Groix, France. Goldschmidt conference 2007, Cologne, Geochimica et Cosmichimica Acta 71 (15), Supplement 1, A254.

    El Korh, A., Schmidt, S.Th., Potel, S., Ballèvre, M. (2006). Garnet in mafic rocks of Ile de Groix (France) and its relationship to the tectonic units and whole rock composition. Talk, 4th Swiss Geoscience Meeting, Bern, November 24–25, Bern, Abstracts, 54–56.

    El Korh, A., Schmidt, S.Th., Ballèvre, M. (2005). Relationships between garnets and whole rock composition in the high-pressure metabasites of the Ile de Groix, Brittany, France. Poster, 3rd Swiss Geoscience Meeting, Zürich, November 18–19, Abstracts, 367–368.

    El Korh, A., Schmidt, S.Th., Ballèvre, M. (2004). Zonation of garnet in the high-pressure mafic rocks of the Ile de Groix, Brittany, France: First results. Poster, 2nd Swiss Geoscience Meeting, Lausanne, November 19-20, Abstracts, vol. 2, 129–130.