Oral Programme 10a

10a

Timing and rates of geological processes - geochronology in action
Oral Programme
 / Tue, 04 Sep, 09:45–16:15  / Room H 5
Poster Programme
 / Attendance Tue, 04 Sep, 17:00–18:30  / Poster Area

Tuesday, 4 September 2012
Room H 5
Chairperson: Kate Dobson, Axel Gerdes
09:45–10:00
EMC2012-524
Tracking the evolution of a giant magmatic system from assembly to supereruption (keynote)
J.F. Wotzlaw, U. Schaltegger, D.A. Frick, M.A. Dungan, A. Gerdes, and D. Günther
10:00–10:15
EMC2012-538
High-resolution Ar-Ar dating of volcanic rocks from Central and Southern Germany - methodical limitations and a (preliminary) re-evaluation of timing of volcanic activity within Central Europe
J.A. Pfänder, B. Sperner, L. Ratschbacher, S. Jung, V. Friedlein, G. Geyer, T. Krause, J. Rohrmüller, and T. Kunzmann
10:15–10:30
EMC2012-568
Single grain rutile U-Pb geochronology by LA-MC-ICP-MS: new approach and reference materials and applications to sedimentary provenance in the Eastern Himalaya
L. Bracciali, R. R. Parrish, D. J. Condon, M. S. A. Horstwood, and Y. Najman
10:30–10:45
EMC2012-221
The Potential of Titanite for Tracing and Dating Dissolution Precipitation Processes: Implications for Geochronology
N. Wawrzenitz, R. L. Romer, B. Grasemann, and D. Rhede
Coffee Break
11:15–11:30
EMC2012-18
The formation of super large stratified apatite and rare-metal (Nb,Ta, REE, Zr,Hf) deposits in the peralkaline Khibina and Lovozero complexes (Kola Peninsula).
L.N. Kogarko
11:30–11:45
EMC2012-426
U-Pb zircon ages on metasomatic and magmatic events from deep to surface: constrain on the Triassic-Middle Jurassic evolution of Southern Alps.
M. Mazzucchelli, T. Giovanardi, A. Zanetti, M. Tiepolo, and R. Vannucci
11:45–12:00
EMC2012-474
Fossil bones in persistent action - uptake, loss and redistribution of REE and Hf
D. Herwartz, C. Münker, T. Tütken, J.E. Hoffmann, A. Wittke, and B. Barbier
12:00–12:15 EMC2012-456
LA-ICP-MS age dating of relict and metamorphic zircon in metamorphosed phosphatic sandstone from the Espinhaço fold belt (Bahia, Brazil) (withdrawn)
G. Franz, G. Morteani, A. Gerdes, and D. Rhede
Lunch Break
13:30–13:45
EMC2012-697
Forensic zirconology on Mesoproterozoic sediments sheds light on the subduction-collision history at the eastern active continental margin of the Archaean Kalahari-Grunehogna Craton
H. Marschall, C.J. Hawkesworth, B. Dhuime, C.D. Storey, and P. Leat
13:45–14:00
EMC2012-250
Geochronology of the Archean to Proterozoic Taratash Complex (East European Craton) - evidence for a 1 billion years crustal evolution
S. Sindern, A. Gerdes, Y. Ronkin, A. Dziggel, B. Schulte, R. Hetzel, and U. Kramm
14:00–14:15
EMC2012-75
Insights on the crustal evolution of the West African Craton from combined U-Pb ages and Hf isotopes in detrital zircons from the Anti-Atlas belt
J. Abati, A.M. Aghzer, A. Gerdes, and N. Ennih
14:15–14:30
EMC2012-736
Cadomian Orogeny and opening of the Rheic Ocean: Constraints from LA-ICP-MS U-Pb and Lu-Hf analysis of detrital and magmatic zircon (Saxo-Thuringian Zone, Bohemian Massif)
U. Linnemann and A. Gerdes
14:30–14:45
EMC2012-384
Pangea break up recorded by U-Pb ages of detrital zircons: The Permo-Triasic series of the Iberian Ranges
S. Sánchez Martínez, R. De la Horra, A. Arenas, A. Gerdes, A.B. Galán-Abellán, J. López-Gómez, J.F. Barrenechea, and A. Arche
Coffee Break
15:15–15:30
EMC2012-513
Geotectonic setting and structural distribution of basic-ultrabasic and metagranitoid rocks in the Bayuda Desert (Sudan): implication on the preliminary interpretation of the Neoproterozoic crustal evolution in N-E Africa
D. Evuk, G. Franz, D. Frei, F. Lucassen, and H. Schandelmeier
15:30–15:45
EMC2012-706
Lu-Hf geochronology constrains slow burial of crust in active orogens: the Pamir gneiss domes
M.A. Smit, B.R. Hacker, and L. Ratschbacher
15:45–16:00
EMC2012-520
"In-situ" Lu-Hf garnet geochronology and the correlation to heavy rare earth element distribution profiles.
A. Schmidt and P.J. O'Brien
16:00–16:15
EMC2012-292
Combined Lu-Hf and Sm-Nd garnet-geochronology of lower crustal metapelites from the Val Strona section, Ivrea Zone
J. van de Löcht, M. Schüngel, R. Kleinschrodt, C. Münker, M. Kirchenbaur, and R. Fonseca