EGU General Assembly 2007
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  Oral Programme - TS8.4/GD06.1/GMPV16 Structure and Dynamics of Mid-Ocean Ridges (co-organized by GD & GMPV)

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Convener: Briais, A.
Co-Convener: Morris, A., FONTAINE, F., Chavagnac, V.
Co-Sponsorship: InterRidge, MOMARNET

Tuesday, 17 April 2007

Lecture Room: Lecture Room 3

Chairperson: N.N.

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10:30 - 10:45
EGU2007-A-07622;  TS8.4/GD06.1/GMPV16-1TU2O-001
Maia, M.; The PLURIEL Team
New constrains on ridge-hotspot interactions from the PLURIEL cruise, Saint Paul-Amsterdam Plateau, Indian Ocean. (solicited)

10:45 - 11:00
EGU2007-A-03829;  TS8.4/GD06.1/GMPV16-1TU2O-002
Hemond, C.; Kokfelt, T.F.
Trace elemental and 226Ra-230Th-238U disequilibria data in 41-45°N Mid-Atlantic ridge basalts: Constraints on melting dynamics and implications for source heterogeneity

11:00 - 11:15
EGU2007-A-08998;  TS8.4/GD06.1/GMPV16-1TU2O-003
Phipps Morgan, J.; Ranero, C. R.
Estimating the width of the upwelling region at mid-ocean ridges from the effect of small-offset transforms on plume-influenced ridges: Implications for the dynamics of ‘normal’ and plume-influenced mid-ocean ridges (solicited)

11:15 - 11:30
EGU2007-A-06550;  TS8.4/GD06.1/GMPV16-1TU2O-004
Drouin, M.; Godard, M.; Ildefonse, B.
Origin of olivine-rich gabbroic rocks from the Atlantis Massif (MAR 30°N, IODP Hole U1309D) : petrostructural and geochemical study

11:30 - 11:45
EGU2007-A-05183;  TS8.4/GD06.1/GMPV16-1TU2O-005
Granot, R.; Abelson, M. ; Ron, H. ; Agnon, A.
Dynamic ridge-transform intersection (RTI) fossilized in the Troodos ophiolite: inferences from gabbro magnetism

11:45 - 12:00
EGU2007-A-03062;  TS8.4/GD06.1/GMPV16-1TU2O-006
Combier, V.; Seher, T.; Singh, S.; Crawford, W.; Carton, H.; Cannat, M.; Escartin, J.
Three-dimensional Geometry of Magma Chamber Roof and Faults from 3D Seismic Reflection Data at the Lucky Strike Volcano, Mid-Atlantic Ridge

12:00
LUNCH BREAK

Chairperson: N.N.

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13:30 - 13:45
EGU2007-A-05138;  TS8.4/GD06.1/GMPV16-1TU3O-001
Belley, F.; Ferré, E.C.; Martín-Hernández, F.; Tikoff, B.; Maurizot, P.; Garrido, C.J.; Vauchez, A.
Dr.Strain localization in the oceanic lithospheric mantle: the Humboldt shear zone of the New Caledonia ophiolite

13:45 - 14:00
EGU2007-A-08960;  TS8.4/GD06.1/GMPV16-1TU3O-002
Morris, A.; Gee, J. S.; John, B. E.; Searle, R. C.; Tominaga, M.; Zhao, X.; MacLeod, C. J.
Palaeomagnetic evidence from IODP Expedition 304/305 for the mode of accretion of slow-spreading rate lower oceanic crust (Atlantis Massif, Mid Atlantic Ridge, 30°N)

14:00 - 14:15
EGU2007-A-02557;  TS8.4/GD06.1/GMPV16-1TU3O-003
Singh, S.C.
Axial magma chambers, hydrothermal circulation, and faulting at ocean spreading centres (solicited)

14:15
END OF SESSION




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