Udo Zimmermann

Professor i petroleumsgeologi

Udo Zimmermann
51832270
Det teknisk-naturvitenskapelige fakultet
Institutt for energiressurser
KE E-377
Publikasjoner
Tilbake
  • Vitenskapelige publikasjoner
  • Bøker og kapitler

    • Hystad, H.

      (2020)

      High resolution heavy mineral studies from Silurian to Triassic successions exposed in the Altiplano of Bolivia (Central Andes).

      Universitetet i Stavanger.

    • Nerhus, Irene

      (2020)

      Systematic atomic force microscopy and constraints for the determination of wettability and EOR research .

      Universitetet i Stavanger.

    • Minde, Mona Wetrhus

      (2018)

      “Mineral Replacements in Flooding Experiments Linked to Enhanced Oil Recovery in Chalk”.

      Universitetet i Stavanger.

      ISBN 978-82-7644-799-6.

    • Borromeo, Laura; Andò, Sergio

      (2018)

      Raman Spectroscopy applied to the mineralogical analysis of flooded chalk.

      Universitetet i Stavanger.

    • Wang, Wenxia

      (2018)

      Geological and Engineering Aspects of Chemo-Mechanical Compaction during Flooding Experiments on High-Porosity Chalks.

      Universitetet i Stavanger.

    • Bredal, Tine Vigdel

      (2018)

      Micro- and nano-analyses of fracture-filling after flooding on-shore chalk with different IOR fluids.

      Universitetet i Stavanger.

    • Kavli, Emilie

      (2018)

      Characterization of Nannofacies in Upper Cretaceous Chalks used in IOR research.

      Universitetet i Stavanger.

    • Thu, Rowena Su Wen Shi

      (2018)

      Systematic Specific Surface Area Analyses on Rocks to Implement as a Necessary, Quick, and Informative Method to Understand Geo-Mechanical Parameter in IOR Experiments.

      Universitetet i Stavanger.

    • Gjersdal, Siri gloppen

      (2018)

      TEM, SEM and optical microscopy analyses of Berea sandstone cores flooded with sodium silicate polymer fo IOR purposes.

      Universitetet i Stavanger.

    • Dieset, Jacob

      (2018)

      Age and Provenance study of Paleoarchean rocks from the Singhbhum Craton (India).

      Universitetet i Stavanger.

    • Myhre, Alexandra Elisabeth

      (2017)

      High-resolution heavy mineral stratigraphy on neoproterozoie succession underlying the Nama group in Namibia.

    • Solvang, André

      (2017)

      High-resolution heavy mineral studies on "black sands" from the Nama Group (Fish River Subgroup) in Namibia.

    • Øxnevad, Sigrid

      (2017)

      High-resolution heavy mineral studies on "black sands" from the Nama Group (Fish River Subgroup) in Namibia - Part I.

    • Minde, Mona Wetrhus

      (2015)

      Micro- and naon-applications to monitor the rock-fluid interaction in fractured chalk.

      Universitetet i Stavanger.

    • Egeland, Nina

      (2015)

      Raman Spectroscopy Applied to Enhanced Oil Recovery Research.

      Universitetet i Stavanger.

    • Kallesten, E

      (2015)

      The North Sea Reservoir chalk Characterization.

      Universitetet i Stavanger.

  • Formidling

    • Cardozo, Nestor; Watson, Lisa; Escalona, Alejandro; Augustsson, Carita; Zimmermann, Udo; Hiorth, Aksel; Bratvold, Reidar Brumer; Puntervold, Tina; Weibull, Wiktor Waldemar; Andersen, Pål Østebø

      (2023)

      Det grønne skiftet trenger naturvitenskapene – også ved UiS!.

      Stavanger Aftenblad.

      ISSN 0804-8991.

    • Kallesten, Emanuela Iedidia; Zimmermann, Udo; Omdal, Edvard; Andersen, Pål Østebø; Korsnes, Reidar Inge; Madland, Merete Vadla

      (2019)

      Permeability evolution of shear failing chalk cores under thermochemical influence.

      IOR NORWAY 2019;

      2019-03-19 - 2019-03-20.

    • Kallesten, Emanuela Iedidia; Madland, Merete Vadla; Korsnes, Reidar Inge; Omdal, Edvard; Zimmermann, Udo; Andersen, Pål Østebø

      (2019)

      Permeability Evolution of Shear Failing Chalk Cores under Thermochemical Influence.

      IOR 2019 – 20th European Symposium on Improved Oil Recovery ;

      2019-04-08 - .

    • Bredal, Tine Vigdel; Madland, Merete Vadla; Minde, Mona Wetrhus; Zimmermann, Udo

      (2019)

      Mineralogical understanding of rock composition and mineralogical changes before and after EOR experiments.

      IOR konferanse 2019;

      2019-03-19 - 2019-03-20.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla

      (2019)

      A toolbox for characterization of chalk.

      Goldschmidt 2019;

      2019-08-19 - 2019-08-23.

    • Kallesten, Emanuela Iedidia; Andersen, Pål Østebø; Berawala, Dhruvit Satishchandra; Korsnes, Reidar Inge; Madland, Merete Vadla; Omdal, Edvard; Zimmermann, Udo

      (2019)

      Modelling of Permeability and Strain Evolution in Chemical Creep Compaction Experiments with Fractured and Unfractured Chalk Cores Conducted at Reservoir Conditions.

      Abu Dhabi International Petroleum Exhibition & Conference;

      2019-11-11 - .

    • Bredal, Tine Vigdel; Zimmermann, Udo; Minde, Mona Wetrhus; Madland, Merete Vadla

      (2019)

      Mineralogical changes in EOR experiments in fractured chalk .

      Goldschmidt;

      2019-08-19 - 2019-08-23.

    • Kallesten, Emanuela Iedidia; Madland, Merete Vadla; Korsnes, Reidar Inge; Zimmermann, Udo; Andersen, Pål Østebø

      (2018)

      Permeability and Stress State.

      IOR NORWAY 2018;

      2018-04-24 - .

    • Minde, Mona Wetrhus; Sachdeva, Jaspreet Singh; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge; Nermoen, Anders

      (2018)

      Mineral alterations in water wet and mixed wet chalk due to flooding of seawater-like brines .

      IOR NORWAY 2018;

      2018-04-24 - 2018-04-25.

    • Bredal, Tine Vigdel; Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge; Ruud, Caroline

      (2018)

      Micro- and nano-analyses of fracture-filling after flooding on-shore chalk with different IOR fluids .

      IOR NORWAY 2018;

      2018-04-24 - 2018-04-25.

    • Kavli, Emilie; Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge; Erba, Elisabetta

      (2018)

      The impact of paleontological components on IOR experiments and upscaling from pore to core and larger scales.

      IOR NORWAY 2018;

      2018-04-24 - 2018-04-25.

    • Gjersdal, Siri gloppen; Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Hiorth, Aksel; Giske, Nils Harald; Stavland, Arne

      (2018)

      Polymer-injection for IOR purposes at the Norwegian Continental shelf – micro- and nanoanalytical approach for the understanding of phase-formation and its implication for upscaling.

      IOR NORWAY 2018;

      2018-04-24 - 2018-04-25.

    • Thu, Rowena Su Wen Shi; Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge; Kalai, Dori Yosef

      (2018)

      Systematic specific surface area analyses on rocks to implement as a necessary, quick and informative method to understand geomechanical parameter in IOR experiments.

      IOR NORWAY 2018;

      2018-04-24 - 2018-04-25.

    • Minde, Mona Wetrhus; Korsnes, Reidar Inge; Egeland, Nina; Madland, Merete Vadla; Zimmermann, Udo

      (2018)

      Mineralogical alterations in calcite powder flooded with MgCl2 to study underlying Enhanced Oil Recovery (EOR) mechanisms .

      CPM 8;

      2018-05-06 - 2018-05-09.

    • Korsnes, Reidar Inge; Minde, Mona Wetrhus; Madland, Merete Vadla; Zimmermann, Udo

      (2018)

      Core Scale Experiments and Submicron Studies.

      Meeting with scientific commitee ;

      2018-04-26.

    • Korsnes, Reidar Inge; Minde, Mona Wetrhus; Madland, Merete Vadla; Zimmermann, Udo

      (2018)

      Can we control water induced compaction in chalk reservoirs? Experiences from in-situ core and pore scale studies.

      DHRTC - MODIFIED SALINITY WATER FLOODING WORKSHOP;

      2018-06-15.

    • Korsnes, Reidar Inge; Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla

      (2018)

      Pore-Fluid Composition and Mechanical Properties of the Reservoir Understanding the Geomechanical Effects of EOR Fluids .

      IEA-IOR;

      2018-09-04 - 2018-09-06.

    • Vinningland, Jan Ludvig; Valestrand, Randi; Hiorth, Aksel; Bjørnstad, Tor; Klöfkorn, Robert; Viig, Sissel Opsahl; Jettestuen, Espen; Skjæveland, Svein Magne; Zimmermann, Udo; Stavland, Arne; Nævdal, Geir; Madland, Merete Vadla

      (2018)

      The National IOR Centre of Norway.

      6th November Conference;

      2018-11-12 - 2018-11-14.

    • Borromeo, Laura; Zimmermann, Udo; Andò, Sergio; Egeland, Nina; Garzanti, Eduardo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2018)

      Raman spectroscopy and TERS for the oil industry: new tools for mineralogical and chemical characterization .

      XIII conference GEORAMAN;

      2018-06-10 - 2018-10-14.

    • Lopez, Shirley Velasquez; Conde, S.M.; Cuellar, K.A.; Tarqui, J.; Zimmermann, Udo; Ruud, Caroline; Støraas, Ø; Solvang, A.; Berndt, Jasper; Bertolino, S.R.A.

      (2018)

      Provenance of Devonian rocks of the Bolivian Altiplano. .

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Lopez, Shirley Velasquez; Cuenca, M.A.C.; Silva, P.J.E.; Ramirez, W.; Zimmermann, Udo; Ruud, Caroline; Berndt, Jasper

      (2018)

      Provenance of the Oligocene to Miocene Aranjuez Formation at La Paz (Bolivia) and modern river sediments of the Bolivian Altiplano. .

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Lopez, Shirley Velasquez; Di Pasquo, Mercedes; Ruud, Caroline; Hatløy, Sveinung; Kristoffersen, Signe; Mehus, Trine; Skarstein, Guro; Zimmermann, Udo; Andersen, Tom; Berndt, Jasper; Matos, Ramiro

      (2018)

      Provenance of Ordovician(?) to Silurian strata in the Bolivian Altiplano.

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Bahlburg, Heinrich; Zimmermann, Udo; Matos, R.; Jimenez, N.

      (2018)

      The enigmatic pre-Devonian volcanic and sedimentary rocks at Cerro Chilla, northern Altiplano, Bolivia – their probable age, regional context and geodynamic significance..

      XV Congreso Geológico Chileno;

      2018-11-18 - 2018-11-23.

    • Bahlburg, Heinrich; Zimmermann, Udo; Jimenez, N.; Matos, R.

      (2018)

      The enigmatic volcanic and sedimentary rocks at Cerro Chilla, northern Altiplano, Bolivia – their probable age, regional context and geodynamic significance..

      XIX Congreso Peruano de Geología,;

      2018-09-23 - .

    • Bahlburg, Heinrich; Zimmermann, Udo; Jimenez, N.; Matos, R.

      (2018)

      The volcanic and sedimentary rocks at Cerro Chilla, Bolivia: Their probable age, regional context and geodynamic significance..

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Lopez, Shirley Velasquez; Gareca, Q.M.R.; Mendoza, S.G.C.; Zimmermann, Udo; Ruud, Caroline; Berndt, Jasper

      (2018)

      Provenance of the Carboniferous to Permian Copacabana Formation of the Bolivian Altiplano.

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Arntzen, S.K.; Olsen, T.M.; Lopez, Shirley Velasquez; Di Pasquo, Mercedes; Zimmermann, Udo; Ruud, Caroline; Berndt, Jasper

      (2018)

      Devonian or Carboniferous glaciations in the Bolivian Altiplano: Constraints from detrital zircon age dating.

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Zimmermann, Udo; Moya, M.C.; Berndt, Jasper; Naidoo, T.; Lopez, Shirley

      (2018)

      No ‘snowball earth’ in Las Tienditas (South of Salta, NW Argentina).

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Berg-Larsen, C.; Hystad, H.; Nerhus, Irene; Skjeldal, M.E.; Ruud, Caroline; Zimmermann, Udo; Lopez, Shirley; Bertolino, S.A.R,.; Berndt, Jasper

      (2018)

      Provenance of Permo-Triassic rocks in the Bolivian Altiplano. .

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Ramos, J.; Ruud, Caroline; Zimmermann, Udo; Bertolino, S.A.R.; Lopez, Shirley; Berndt, Jasper

      (2018)

      Some constraints of metamorphic rocks from El Peñon in the southern Puna of Argentina. .

      11th South American Symposium on Isotope Geology (SSAGI);

      2018-07-22 - 2018-07-25.

    • Minde, Mona Wetrhus; Haser, Sabine; Korsnes, Reidar Inge; Zimmermann, Udo; Madland, Merete Vadla

      (2017)

      Comparative Studies of Mineralogical Alterations of Three Ultra-long-term Tests of Onshore Chalk at Reservoir Conditions.

      19th European Symposium on Improved Oil Recovery/IOR NORWAY 2017;

      2017-04-24 - 2017-04-27.

    • Egeland, Nina; Minde, Mona Wetrhus; Kobayashi, Katsura; Ota, Tsutomu; Nakamura, Eizo; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2017)

      Quantification of Mineralogical Changes in Flooded Carbonate under Reservoir Conditions.

      19th European Symposium on Improved Oil Recovery/IOR Norway 2017;

      2017-04-24 - 2017-04-27.

    • Borromeo, Laura; Minde, Mona Wetrhus; Zimmermann, Udo; Andò, Sergio; toccafondi, chiara; Ossikovski, Razvigor

      (2017)

      A new frontier technique for nano-analysis on flooded chalk: TERS (Tip Enhanced Raman Spectroscopy) .

      EAGE - 19th European Symposium on Improved Oil Recovery ;

      2017-04-24 - 2017-04-27.

    • Kallesten, Emanuela Iedidia; Zimmermann, Udo; Minde, Mona Wetrhus; Madland, Merete Vadla

      (2017)

      Petrological, Mineralogical and Geochemical Constraints on Hydrocarbon Bearing North Sea Reservoir Chalk.

      IOR 2017 - 19th European Symposium on Improved Oil Recovery;

      2017-04-24 - 2017-04-27.

    • Borromeo, Laura; Zimmermann, Udo; Andò, Sergio; Minde, Mona Wetrhus; Egeland, Nina; toccafondi, chiara; Ossikovski, Razvigor

      (2017)

      Micro-Raman spectroscopy and TERS (Tip Enhanced Raman Spectroscopy) applied to Enhanced Oil Recovery .

      Nano Innovation 2017;

      2017-09-26 - 2017-09-29.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla

      (2017)

      Understanding EOR mechanisms.

      Lunch and Learn ConocoPhillips;

      2017-10-20.

    • Minde, Mona Wetrhus; Madland, Merete Vadla; Zimmermann, Udo

      (2017)

      From Core to Pore to Field.

      NFiP annual one day seminar 2017;

      2017-11-16.

    • Zimmermann, Udo; Madland, Merete Vadla; Minde, Mona Wetrhus; Borromeo, Laura; Egeland, Nina

      (2017)

      Tools to Determine and Quantify Mineralogical Changes During EOR Flooding Experiments on Chalk.

      Abu Dhabi International Petroleum Exhibition & Conference;

      2017-11-13 - 2017-11-16.

    • Egeland, Nina; Minde, Mona Wetrhus; Kobayashi, Katsura; Ota, Tsutomu; Nakamura, Eizo; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2017)

      Quantification of Mineralogical Changes in Flooded Carbonate under Reservoir Conditions.

      2nd Reservoir Characterization Conference;

      2017-12-05 - 2017-12-06.

    • Egeland, Nina; Madland, Merete Vadla; Zimmermann, Udo; Kobayashi, Katsura; Nakamura, Eizo; Ota, Tsutomu; Minde, Mona Wetrhus; Korsnes, Reidar Inge

      (2016)

      Mineralogical and chemical alteration of calcite by MgCl2 injection.

      Misasa International Symposium 2016;

      2016-03-08 - 2016-03-11.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2016)

      Micron and submicron investigation - what can we learn?.

      IOR NORWAY 2016;

      2016-04-25 - 2016-04-27.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2016)

      "Understanding EOR mechanisms at pore-scale".

      IOR NORWAY 2016;

      2016-04-25 - 2016-04-27.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2016)

      Is the devil in the details? Micron and submicron investigation - what can we learn?.

      Visit from the Danish IOR Centre;

      2016-05-10.

    • Borromeo, Laura; Egeland, Nina; Minde, Mona Wetrhus; Zimmermann, Udo; Andò, Sergio; toccafondi, chiara; Ossikovski, Razvigor

      (2016)

      Micro- and Nano- Raman analyses of chalk.

      IOR NORWAY 2016;

      2016-04-26 - 2016-04-27.

    • Egeland, Nina; Zimmermann, Udo; Borromeo, Laura; Andò, Sergio; Madland, Merete Vadla; Minde, Mona Wetrhus; Korsnes, Reidar Inge

      (2016)

      Raman spectroscopy applied to enhanced oil recovery research.

      Goldschmidt conference 2016;

      2016-06-26 - 2016-07-01.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2016)

      Studies of Mineralogical Changes for the Understanding of Enhanced Oil Recovery Mechanisms at Porescale.

      Goldschmidt Conference 2016;

      2016-06-26 - 2016-07-01.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge; Schulz, Bernhard; Audinot, Jean-Nicolas

      (2016)

      Fluid-flow during EOR experiments in chalk: insights using SEM-MLA, EMPA and nanoSIMS applications.

      SCA annual symposium;

      2016-08-21 - 2016-08-26.

    • Borromeo, Laura; Zimmermann, Udo; Andò, Sergio; coletti, giovanni; Bersani, Danilo; Egeland, Nina; Basso, Daniela; Gentile, Paolo; Garzanti, Eduardo

      (2016)

      Raman Spectroscopy as a tool for magnesium estimation in Mg-calcite..

      Goldschmidt Conference;

      2016-06-26 - 2016-07-01.

    • Egeland, Nina; Zimmermann, Udo; Borromeo, Laura; Andò, Sergio; Madland, Merete Vadla; Minde, Mona Wetrhus; Korsnes, Reidar Inge

      (2016)

      Raman Spectroscopy Applied to Enhanced Oil Recovery Research.

      Goldschmidt Abstracts 2016.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla; Audinot, Jean-Nicolas; Grysan, Patrick; Schulz, Bernhard; Haser, Sabine; Korsnes, Reidar Inge; Gutzmer, Jens

      (2015)

      Development of a natural fractureduring flooding experiments for EOR purposes.

      NGF Vinterkonferansen 2015;

      2015-01-12 - 2015-01-14.

    • Nermoen, Anders; Korsnes, Reidar Inge; Madland, Merete Vadla; Minde, Mona Wetrhus; Zimmermann, Udo; Hildebrand-Habel, Tania

      (2015)

      “How simple brine tests can be used to understand chalk core dynamics – Insights from long-term experiments”.

      IEA Collaborative Project, 36th EOR Workshop & Symposium;

      2015-09-06 - 2015-09-11.

    • Wang, Wenxia; Madland, Merete Vadla; Zimmermann, Udo; Korsnes, Reidar Inge; Hildebrand-Habel, Tania

      (2015)

      The effects of temperature on porosity development in flooded Aalborg chalk for EOR.

      AAPG;

      2015-09-13 - 2015-09-16.

    • Minde, Mona Wetrhus; Zimmermann, Udo; Madland, Merete Vadla

      (2015)

      Micro-scale Characterization of Mineralogical Alterations of Fine-grained Sedimentary Rocks in an EOR perspective.

      NPF conference: "Reservoir Characterization";

      2015-12-02 - 2015-12-03.

    • Augustsson, Carita; Rüsing, T.; Niemeyer, H; Kooijman, E; Berndt, J; Bahlburg, Heinrich; Zimmermann, Udo

      (2014)

      0.3 b. y. of drainage stability along the Palaeozoic western Gondwana margin - detrital zircon evidence.

      31st Nordic Winter Meeting;

      2014-01-08 - 2014-01-10.

    • Buan, I; Ringen, I; Ruud, C; Zimmermann, Udo; Madland, Merete Vadla; Korsnes, Reidar Inge

      (2014)

      Porosity, permeability and specific surface area measurements on Ediacaran to Mesozoic siliciclastic and carbonatic rocks form northern Spain: A case study.

      Reservoir Quality of Clastic and Carbonate Rocks: Analysis, Modelling and Prediction;

      2014-05-28 - 2014-05-30.

    • Kallesten, E; Gómez, I.R.; Rojo, L.A.; Zimmermann, Udo; Madland, Merete Vadla; Hildebrand-Habel, Tania; Vagle, Kåre

      (2014)

      North Sea reservoir chalk: First results from chemostratigraphic and mineralogical studies.

      Reservoir Quality of Clastic and Carbonate Rocks: Analysis, Modelling and Prediction;

      2014-05-28 - 2014-05-30.

    • Minde, Mona W.; Zimmermann, Udo; Madland, Merete Vadla

      (2014)

      Chemostratigraphy of the Early Cretaceous Mattinata Formation in eastern Italy.

      Reservoir Quality of Clastic and Carbonate Rocks: Analysis, Modelling and Prediction;

      2014-05-28 - 2014-05-30.

    • Wang, Wenxia; Korsnes, Reidar Inge; Nermoen, Anders; Madland, Merete Vadla; Zimmermann, Udo; Hildebrand-Habel, Tania

      (2014)

      Porosity development during chemo-mechanical compaction in chalk.

      Reservoir Quality of Clastic and Carbonate Rocks: Analysis, Modelling and Prediction;

      2014-05-28 - 2014-05-30.

    • Bertolino, S.R.A.; Zimmermann, Udo; Gastaldi, M.R.; Laguens, A

      (2014)

      The ceramics and pigments from Piedras Blancas (600-1000 AC), Aguada Culture: clay provision, technology, and social change at the Ambato Valley (Argentina).

      Foredrag;

      2014-04-24 - 2014-04-26.

    • Zimmermann, Udo; Bahlburg, H.; Mezger, K.; Berndt, J.; Kay, S.M

      (2014)

      Origin and age of ultramafic rocks and gabbros in the southern Puna of Argentina: An alleged Ordovician suture revisited.

      Foredrag;

      2014-06-02 - 2014-06-06.

    • Nermoen, Anders; Korsnes, Reidar Inge; Hildebrand-Habel, Tania; Zimmermann, Udo; Bollhorn, Peter; Foged Christensen, Helle; Ancker Agergaard, Frederic; Trads, Niels; Pedersen, Janne; Jettestuen, Espen; Vinningland, Jan Ludvig; Evje, Steinar; Andersen, Pål Østebø; Hiorth, Aksel; Madland, Merete Vadla

      (2014)

      Water weakening of chalk at realistic reservoir conditions.

      JCR-7 Symposium 2014;

      2014-09-19 - 2014-09-21.

    • Støle, L; Zimmermann, Udo; Madland, Merete Vadla

      (2013)

      Provenance, age and tectonic setting of the Barrios Formation and Hirnantian glacial diamictites from northern Spain.

      Norsk Geologisk Forening Vinterkonferansen ;

      2013-01-08 - 2013-01-10.

    • Sivertsen, N.; Zimmermann, Udo; Madland, Merete Vadla

      (2013)

      Provenance, age and tectonic setting of the Lower Paleozoic Oville and San Pedro Formations (northern Spain).

      Norsk Geologisk Forening Vinterkonferansen ;

      2013-01-08 - .

    • Minde, Mona; Zimmermann, Udo; Madland, Merete Vadla

      (2013)

      Chalk and chert of the Mattinata Formation (NE Apulia, Italy).

      Norsk Geologisk Forening Vinterkonferansen ;

      2013-01-08 - .

    • Kallesten, E.; Zimmermann, Udo; Madland, Merete Vadla

      (2013)

      High-resolution C-O stable isotope analyses on Pliensbachian belemnites from the Rodiles Formation (northern Spain).

      Norsk Geologisk Forening Vinterkonferansen ;

      2013-01-08 - .

    • Wang, Wenxia; Zimmermann, Udo; Madland, Merete Vadla; Bertolino, S.R.A.; Lie, B.V.; Morosova, V.

      (2013)

      The search of on-shore equivalents for reservoir chalk in the North Sea: Rare Earth Elements, d13C and d18O isotopes as indicators?.

      Norsk Geologisk Forening Vinterkonferansen ;

      2013-01-08 - .

    • Zimmermann, Udo; Madland, Merete Vadla; Bertolino, S.R.A.; Hildebrand-Habel, Tania; Hiorth, Aksel; Korsnes, Reidar Inge

      (2013)

      Tracing Fluid Flow in Flooded Chalk under Long Term Test Conditions.

      EAGE Annual Conference & Exhibition incorporating SPE Europec in London;

      2013-06-10 - .

    • Madland, Merete Vadla; Zimmermann, Udo; Haser, S.; Audinot, J.N.; Gysan, P.

      (2013)

      Neoformed Dolomite in Flooded Chalk for EOR.

      EAGE Annual Conference & Exhibition incorporating SPE Europec in London;

      2013-06-10 - .

    • Wang, Wenxia; Madland, Merete Vadla; Zimmermann, Udo; Bertolini, S.A.R.; Hildebrand-Habel, Tania; Korsnes, Reidar Inge

      (2013)

      Geochemistry and isotope geochemistry of Upper Cretaceous chalk as equivalent for reservoir chalk of the North sea Basin for EOR.

      Goldschmidt conference 2013;

      2013-08-25 - 2013-08-30.

    • Augustsson, Carita; Rüsing, Tobias; Niemeyer, H; Kooijman, E; Berndt, Jasper; Bahlburg, Heinrich; Zimmermann, Udo

      (2013)

      Drainage stability throughout the Palaeozoic along the western Gondwana margin - U-Pb ages of detrital zircons.

      Sedimentary Basins Jena 2013 - Research, Modeling, Exploration ;

      2013-09-23 - 2013-09-25.

    • Bertolino, Silvana; Gastaldi, M.R.; Zimmermann, Udo

      (2013)

      Vasijas ordinarias de la Cultura Aguada Del Sitio Piedras Blancas: Procuramiento de arcillas, consumo y cambio social en el Valle de Ambato (S. Iv A Xii D.C), Noroeste de Argentina.

      V Congreso Nacional De Arqueometría, Primer Encuentro Latinoamericano de Tecnologias historicas;

      2013-10-23 - 2013-10-25.

    • Bertolino, Silvana; Zimmermann, Udo; Madland, Merete Vadla; Hildebrand-Habel, Tania; Hiorth, Aksel; Korsnes, Reidar Inge

      (2013)

      Mineralogy, geochemistry and isotope geochemistry to reveal fluid flow processes in flooded chalk under long term test conditions for EOR purposes.

      XV International Clay Conference;

      2013-07-07 - 2013-07-11.

    • Bertolino, Silvana; Zimmermann, Udo

      (2013)

      Before the pot: tracking the possible clay source of Aguada culture (300-1000AC) ceramics and pigments, Catamarca, Argentina.

      XV International Clay Conference;

      2013-07-07 - 2013-07-11.

    • Zimmermann, Udo; Bjørheim, Maren; Clark, C.

      (2013)

      Pan-Africa/Pan-Brazilian detrital zircons in Lower Palaeozoic schists of SW Norway – enigmatic detrital zircon U-Pb ages.

      EUG 2013;

      2013-04-07 - 2013-04-12.

    • Wang, Wenxia; Madland, Merete Vadla; Zimmermann, Udo; Bertolini, S.A.R.; Hildebrand-Habel, Tania; Korsnes, Reidar Inge

      (2013)

      Geochemistry and isotope geochemistry of Upper Cretaceous chalk as equivalent for reservoir chalk of the North sea Basin for EOR.

      Mineralogical magazine.

      ISSN 0026-461X.

      Volum 77.

      Hefte 5.

      s.2456-2456.

    • Wang, Wenxia; Madland, Merete Vadla; Zimmermann, Udo; Bertolino, S.R.A.; Hildebrand-Habel, Tania; Korsnes, Reidar Inge

      (2013)

      Geochemistry and nano-structure of putative filamentous microbes from the 3.24 Ga Sulfur Springs Group, Pilbara, Western Australia.

      2013. Geochemistry and isotope geochemistry of Upper Cretaceous chalk as equivalent for reservoir chalk of the North Sea Basin for EOR, Goldschmidt 2013;

      2013-08-25 - 2013-08-30.

    • Wang, Wenxia; Madland, Merete Vadla; Zimmermann, Udo; Bertolini, S.A.R.; Hildebrand-Habel, Tania; Reidar, Inge

      (2013)

      Geochemistry and isotope geochemistry of Upper Cretaceous chalk as equivalent for reservoir chalk of the North sea Basin for EOR.

      Goldschmidt conference;

      2013-08-25 - 2013-08-30.

    • Bråtveit, J.; Liknes, J.; Zimmermann, Udo; Madland, Merete Vadla; Bertolino, S.R.A.; Tait, J.A.

      (2012)

      Provenance and hydrocarbon content of Neoproterozoic to Palaeozoic shales in northern Spain.

      30th Nordic Geological Winter Meeting;

      2012-01-09 - .

    • Skripnes Larsen, I.; Støle, L.; Øye, S.; Zimmermann, Udo; Madland, Merete Vadla; Bertolino, S.R.A.; Moczydlowska-Vidal, M.

      (2012)

      Provenance of the Precambrian-Lower Cambrian Herreria Formation in northern Spain.

      30th Nordic Geological Winter Meeting;

      2012-01-09 - .

    • Øye, Susanne; Støle, L; Larsen, S.I.; Moczydlowska-Vidal, Malgorzata; Zimmermann, Udo; Madland, Merete Vadla

      (2012)

      Bio- and lithostratigraphy of the Precambrian-Lower Cambrian Herreria Formation in northern Spain.

      30th Nordic Geological Winter Meeting;

      2012-01-09 - 2012-12-12.

    • Kallesten, E.; Minde, Mona; Moczydlowska-Vidal, Malgorzata; Zimmermann, Udo

      (2012)

      Ar-Ar ages, provenance and palaeontology of Lower Cambrian successions from Bornholm (Denmark).

      30th Nordic Geological Winter Meeting;

      2012-01-09 - 2012-01-12.

    • Bjørheim, Maren; Zimmermann, Udo; Clark, Chris

      (2012)

      Age of metasedimentary rocks and metaigneous bodies in Jæren (western Norway).

      30th Nordic Geological Winter Meeting;

      2012-01-09 - 2012-12-12.

    • Zimmermann, Udo; Naidoo, Thanusha; Vervoort, Jeff

      (2012)

      Detrital zircon provenance of Late Ordovician to Early Silurian successions in Northwest Argentina.

      30th Nordic Geological Winter Meeting;

      2012-01-09 - 2012-01-12.

    • Naidoo, Thanusha; Zimmermann, Udo; Tait, Jenny; Vervoort, Jeff

      (2012)

      Finally a snowball earth tillite? – Detrital zircons with a Gaskier ages in the diamictitic Bloupoort Formation of South Africa.

      30th Nordic Geological Winter Meeting;

      2012-01-09 - 2012-01-12.

    • Naidoo, Thanusha; Zimmermann, Udo; Bertolino, Silvana; Vervoort, Jeff; Moczydlowska-Vidal, Malgorzata; Hatløy, Sveinung; Vigre, Pål; Tait, Jennifer

      (2012)

      Provenance, age and palaeontology of the Ediacaran Mora Formation (northern Spain).

      30th Nordic Geological Winter Meeting;

      2012-01-09 - 2012-01-12.

    • Zimmermann, Udo

      (2011)

      Correlation and palaeoclimatology of sedimentary rocks using petrology, geochemistry, chemostratigraphy and non-traditional isotope systems: Problems and achievements.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Naidoo, Thanusha; Zimmermann, Udo; Miyazaki, Takashi

      (2011)

      Isotope study of Neoproterozoic to Lower Palaeozoic successions of the southern Kalahari craton.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Bjørheim, Maren; Zimmermann, Udo; Clark, Christopher J.; Hildebrand-Habel, Tania

      (2011)

      SHRIMP II age dating of magmatic and detrital zircons from metamorphic successions in the vicinity of Stavanger – a reconnaissance study.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Frøyland, Nina; Zimmermann, Udo

      (2011)

      New findings of Reptile bone fragments in the Hasle Formation from Bornholm (Denmark).

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Immerstein, Tonje; Mehus, Trine; Zimmermann, Udo; Bertolino, Silvana; Madland, Merete Vadla; Tait, Jenny

      (2011)

      Chemostratigraphy and geochemistry of Pliensbachian carbonate successions from northern Spain.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Kristoffersen, Siv; Zimmermann, Udo; Bertolino, Silvana; Hauken, Åsa Dahlin; Ravn, Mads

      (2011)

      Provenance of pottery from Rogaland: Insights into the manufacturing development of authochtoneous bucket-shaped pot culture.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Kverneland, Karoline; Vindenes, Kristine; Schmalholz, Martina; Zimmermann, Udo; Bertolino, Silvana; Madland, Merete Vadla; Tait, Jenny; Bechstaedt, Thilo

      (2011)

      Chemostratigraphy and geochemistry of Lower to Middle Cambrian carbonates in northern Spain and its significance for the understanding of facies changes.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Larsen, Marie; Zimmermann, Udo; Bertolino, Silvana; Gustavsen, Hendrik; Utvik, Christian; Madland, Merete Vadla; Cooper, Mark A; Mitchell, Ian; Cayecedo, Alberto

      (2011)

      Chemostratigraphy, facies determination and mechanical properties of Upper Cretaceous chalk deposits in Northern Ireland.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Lie, Vivek; Fernandez Bulfa, Ednella; Zimmermann, Udo; Bertolino, Silvana; Madland, Merete Vadla; Tait, Jenny

      (2011)

      Environmental constraints for Late Cretaceous to Early Palaeocene chalk successions from the North Sea.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Morosova, Vera; Zimmermann, Udo; Bertolino, Silvana; Madland, Merete Vadla; Tait, Jenny; Hildebrand-Habel, Tania

      (2011)

      Clay and carbonate mineralogy and chemistry of chalk from selected Late Cretaceous rocks.

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Naidoo, Thanusha; Hatløy, Sveinung; Vigre, Pål; Zimmermann, Udo; Bertolino, Silvana; Moczydlowska-Vidal, Malgorzata; Madland, Merete Vadla; Vervoort, Jeff

      (2011)

      Provenance, age and origin of Neoproterozoic successions of northern Spain (Cantabrian Mountains).

      Vinterkonferansen 2011;

      2011-01-11 - 2011-01-13.

    • Kristoffersen, Siv; Zimmermann, Udo; Bertolino, Silvana; Hauken, Åsa Dahlin; Ravn, Mads

      (2011)

      Provenance of pottery from Rogaland: Deciphering the manufacturing evolution of bucket-shaped pot culture (Procedencia de la cerámica de Rogaland: Investigando la evolución del proceso de la manufactura de ‘bucket shaped’ cerámica).

      IV Congreso Argentino de Arqueometría;

      2011-11-08 - 2011-11-11.

    • Bertolino, S.R.A.; Zimmermann, Udo; Galvan, V; Laguens, A

      (2011)

      Composicion mineralogica y quimica y posible proveniencia de ceramica pre y post-hispanica del Valle del rio Copacabana, Noroeste de Cordoba. I: La Arqueometria en Argentina y Latinoamerica.

      ISBN 978-950-33-0849-3.

      s.35-42.

    • Naidoo, Thanusha; Zimmermann, Udo; Miyazaki, Takashi; Vervoort, Jeff

      (2011)

      Isotope study of Neoproterozoic to Lower Palaeozoic successions of the S Kalahari craton.

      Mineralogical magazine.

      ISSN 0026-461X.

      Volum 75.

      Hefte 3.

      s.1523-1523.

    • Zimmermann, Udo

      (2011)

      Comment on "Provenance of the Arroyo del Soldado Group (Ediacaran to Cambrian, Uruguay): Implications for the palaeogeographic evolution of southwestern Gondwana" by Blanco et al. [Precambrian Res. 171 (2009) 57-73]-A necessary remark to the use of provenance data.

      Precambrian Research.

      ISSN 0301-9268.

      Volum 186.

      Hefte 1-4.

      s.233-236.

      DOI: 10.1016/j.precamres.2010.08.017

    • Kristoffersen, Siv; Zimmermann, Udo; Ravn, Mads; Hauken, Åsa Dahlin; Bertolino, SRL

      (2010)

      Provenance studies on pottery sherds from Rogaland: Insights in manufacturing development of the Migration Period bucket-shaped pot culture.

      29th Nordic Geological Winter Meeting;

      2010-01-11 - 2010-02-13.

    • Zimmermann, Udo

      (2010)

      Detrital zircons the major tool or fool for provenance studies?.

      29th Nordic Geological Winter Meeting;

      2010-01-11 - 2010-01-13.

    • van Staden, A; Zimmermann, Udo; Gutzmer, Jens; Germs, G; Chemale Jr, F

      (2010)

      Detrital zircon dating and sediemntology of two Neoproterozoic diamictites from the Gariep Belt (Namibia) and consequences for correlation.

      29th Nordic Geological Winter Meeting;

      2010-01-11 - 2010-01-13.

    • Ravn, Mads; Zimmermann, Udo

      (2010)

      Analysehjelp fra geologer verden rundt.

    • Zimmermann, Udo

      (2010)

      Detrital zircons the major tool or fool for provenance studies?.

      29th Nordic Geological Winter Meeting;

      2010-01-11 - 2010-01-13.

    • van Staden, A; Zimmermann, Udo; Gutzmer, Jens; Germs, G; Chemale Jr, F

      (2010)

      Detrital zircon dating and sedimentology of two Neoproterozoic diamictites from the Gariep Belt (Namibia) and consequences for correlation.

      29th Nordic Geological Winter Meeting;

      2010-01-11 - 2010-01-13.

    • Rüsing, T.; Augustsson, C.; Kooijman, E; Berndt, J.; Gerdes, A; Bahlburg, H.; Zimmermann, Udo

      (2010)

      Crustal recycling along the Paleozoic western Gondwana margin (NW Argentina and N Chile).

      18th International Sedimentological Congress;

      2010-09-26 - 2010-10-04.

    • Rüsing, T.; Augustsson, C.; Kooijman, E; Berndt, J.; Gerdes, A; Bahlburg, H.; Zimmermann, Udo

      (2010)

      300 million years of crustal recycling: the NW Argentine and N Chilean west Gondwana margin.

      ?.

      Hefte 72.

    • Augustsson, C.; Rüsing, T.; Adams, C.J.; Zimmermann, Udo; Chmiel, H; Kocabayoglu, M; Büld, M; Berndt, J.; Kooijman, E.

      (2010)

      Provenance of mature sandstone: detrital quartz and zircon as source-rock indicators for Cambrian arenite in NW Argentina.

      ?.

      Hefte 72.

    • Augustsson, C.; Rüsing, T.; Adams, C.J.; Zimmermann, Udo; Chmiel, H; Kocabayoglu, M; Büld, M; Berndt, J.; Kooijman, E

      (2010)

      Revealing provenance of quartz-rich sandstones using detrital quartz and zircon as source rock indicators: an example from the Cambrian of NW Argentina.

      Geophysical Research Abstracts.

      ISSN 1029-7006.

      Hefte 12.

    • Augustsson, C.; Rüsing, T.; Adams, C.J.; Zimmermann, Udo; Chmiel, H; Kocabayoglu, M; Büld, M; Berndt, J.; Kooijman, E

      (2010)

      A continuous transition from the Pampean into the Famatinian orogeny? Provenance implications from quartz and zircons of the Cambrian Mesón Group, NW Argentina.

      18th International Sedimentological Congress, Mendoza, Argentina;

      2010-09-26 - 2010-10-04.

    • Zimmermann, Udo; Fourie, Pieter; Naidoo, Thanusha; Staden, A. van; Chemale, F.; Nakamura, E.; Kobayashi, J.; Kosler, J.; Beukes, N.; Tait, J.

      (2009)

      Unroofing the Kalahari craton: Provenance data from Neoproterozoic to Paleozoic successions.

      Geochimica et Cosmochimica Acta.

      ISSN 0016-7037.

      Hefte 13.

    • Zimmermann, Udo; Moya, MC

      (2009)

      Provenance of sedimentary rocks. A key-tool to understand base metal and hydrocarbon deposits in sedimentary rocks. First results from Palaeozoic western margin deposits of Gondwana.

      NGF Vinterkonferansen;

      2009-01-13 - 2009-01-15.

    • Zimmermann, Udo; Clark, C

      (2009)

      Provenance and age of metasedimentary and metaigneous rocks in Rogaland (western Norway) ? Preliminary data.

      NGF Vinterkonferansen;

      2009-01-13 - 2009-01-15.

    • Zimmermann, Udo; Clark, C

      (2009)

      Age and character of eclogites occurring in the Caledonian (?) basement of Rogaland ? Preliminary results.

      NGF Vinterkonferansen;

      2009-01-13 - 2009-01-15.

    • van Staden, A; Zimmermann, Udo; Gutzmer, Jens; Chemale Jr, F; Germs, G

      (2009)

      Age of a Hirnantian glacial diamictite in eastern Argentina and consequences for the correlation with Lower Palaeozoic rocks in South Africa.

      NGF Vinterkonferansen;

      2009-01-13 - 2009-01-15.

    • Zimmermann, Udo

      (2009)

      What was wrong with the Kalahari Craton?.

      Rodinia: Supercontinents, Superplumes and Scotland ? FERMOR Meeting, Geological Society of London;

      2009-09-06 - 2009-09-09.

    • Nicoll, GR; Tait, J.; Zimmermann, Udo

      (2009)

      Provenance analysis and tectonic setting of Neoproterozoic sediments on the Varanger Peninsula, Northern Norway.

      Rodinia: Supercontinents, Superplumes and Scotland ? FERMOR Meeting, Geological Society of London;

      2009-09-06 - 2009-09-09.

    • Straathof, Gijs; Tait, J.; Zimmermann, Udo

      (2009)

      Palaeogeography of the Congo Craton from Rodinia to Gondwana.

      Rodinia: Supercontinents, Superplumes and Scotland ? FERMOR Meeting, Geological Society of London;

      2009-09-06 - 2009-09-09.

    • Griem-Klee, S; Niemeyer, H; Zimmermann, Udo

      (2009)

      Geochemical characteristics of the Quebrada Sama Complex (S21§30', W68§50'), Sierra de Moreno, norhtern Chile: hints to the geotectonic setting of the Mesoproterozoic Gondwana margin.

      XII Congreso Geologico Chileno;

      2009-11-22 - 2009-11-26.

    • Bertolino, SRL; Zimmermann, Udo; Galvan, V; Laguens, A

      (2009)

      Mineralogia, composicion quimica y possible proveniencia de ceramica pre y post-hispanica del Valle del rio Copacabana (Cordoba, Argentina).

      3er. Congreso Argentino de Arqueometria;

      2009-09-22 - 2009-09-26.

    • Zimmermann, Udo; Bertolino, SRL; Kriskautzky, N

      (2009)

      Provenance of pottery from Catamarca (northwest Argentina): a reconnaissance study.

      3er. Congreso Argentino de Arqueometria, ,;

      2009-09-22 - 2009-09-26.

    • Rüsing, T.; Augustsson, C.; Büld, M; Kooijman, E; Berndt, J.; Zimmermann, Udo

      (2009)

      PROVENANCE FROM DETRITAL ZIRCONS OF EARLY PALAEOZOIC SILICICLASTIC SANDSTONES IN NW ARGENTINA AND N CHILE.

      Tectonics and Sedimentation;

      2009-02-16 - 2009-02-18.

    • Rüsing, T.; Augustsson, C.; Büld, M; Kooijman, E; Berndt, J.; Zimmermann, Udo

      (2009)

      Detrital zircons as provenance indicators in early Palaeozoic siliciclastic sandstones in NW Argentina.

      Latinamerica kolloquium;

      2009-04-07 - 2009-04-09.

    • Rüsing, T.; Augustsson, C.; Kooijman, E.; Berndt, J.; Zimmermann, Udo

      (2008)

      Provenance of early Paleozoic siliciclastic sandstones from NW Argentina ¿ Results from an ongoing study on detrital zircons.

      Geochimica et Cosmochimica Acta.

      ISSN 0016-7037.

    • Augustsson, C.; Rüsing, T.; Büld, M.; Bahlburg, H.; Berndt, J.; Kooijman, E.; Zimmermann, Udo

      (2008)

      Sources of detrital zircons in Cambrian to Silurian sandstones in NW Argentina ¿ a study in progress.

      XIII Congreso Latinoamericano de Geología;

      2008-06-06.

    • Zimmermann, Udo; Tait, Jennifer; Straathof, Gijs; Simonetti, Antonio

      (2008)

      Petrography, chemostratigraphy and age dating of detrital zircons in Marinoan rocks from Witpütz (southern Namibia).

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Tait, Jennifer; Zimmermann, Udo; Simonetti, Antonio

      (2008)

      Tillite, glacial diamictite or dimictite: the Neoproterozoic Blaubeker Formation in central Namibia? Petrographic, sedimentological and geochemical constraints.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Zimmermann, Udo; Tait, Jennifer; Miyazaki, Takashi; Naidoo, Thanusha

      (2008)

      Probable Neoproterozoic retro-arc basins on the southern Kalahari craton: The search for an active margin bordering southern Gondwana.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Tait, Jennifer; Zimmermann, Udo; Miyazaki, Takashi; Mukhopadhyay, Joydip

      (2008)

      Unraveling Archean crustal evolution: Provenance and tectonic setting of metaigenous and -sedimentary rocks of the Singbhum craton (northeast India).

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Zimmermann, Udo

      (2008)

      Provenance studies of metasedimentary rocks in northwest Argentina: Deeper crustal equivalents of the Puncoviscana Formation?.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Zimmermann, Udo

      (2008)

      The Puncoviscana Formation enigma: passive margin, foreland basin or fore-arc basin.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Zimmermann, Udo; Augustsson, C.; Bahlburg, H.; Buatois, Luis; Büld, M.; Mángano, Gabriela

      (2008)

      Provenance comparison between Early-Middle Cambrian and Upper Cambrian-Lower Ordovician quartz-rich sandstones in NW Argentina.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Lamprecht, Alet; Zimmermann, Udo; Beukes, N.J.; Gutzmer, Jens; Miyazaki, Takashi

      (2008)

      Provenance of the Paleoproterozoic Gamagara Group and its implication for the evolution of the Kaapvaal Craton.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Fourie, Pieter; Naidoo, Thanusha; Zimmermann, Udo

      (2008)

      Provenance of the Cape Supergroup in the Cape Fold belt of South Africa ¿ preliminary results.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Fourie, Pieter; Zimmermann, Udo; Buatois, Luis; Mángano, Gabriela; Beukes, N.J.

      (2008)

      Rare trace fossils of the Gamka Formation (Bokkeveld Group, South Africa).

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Straathof, Gijs; Tait, Jennifer; Cibambula, Emmanuel; Nkula, Valentin Kanda; Zimmermann, Udo

      (2008)

      Constraints on the glacial events from the West Congolian Group.

      33th International Geological Congress;

      2008-08-06 - 2008-08-14.

    • Abre, P.; Zimmermann, Udo; Cingolani, U.; Cairncross, C.

      (2008)

      Provenance of Ordovician to Silurian clastic sequences of the Cuyania Terrane (Argentina) and its geotectonic Implications.

      XVII Congreso Geológico Argentino;

      2008-10-07 - 2008-10-10.

    • Zimmermann, Udo; Bahlburg, H.

      (2008)

      The Ordovician Puna basin (northwest Argentina): active margin provenance and stratigraphy.

      XVII Congreso Geológico Argentino;

      2008-10-07 - 2008-10-10.

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