Detailed program

The next  IMAGinING RIFTING workshop will be held in Biarritz (France) from the 20th (evening) to 25th  (mid day) of October 2019.

Download the Detailed Program HERE

Sunday 20th evening

18:00-18:30 – Introduction

Motivation, program, practicalities & logistics

19:00 – Ice breaker & Dinner (at the hotel)

DAY 1: Monday 21st

Rift systems and rifted margins: spatiotemporal variability and partitioning of the deformation (segmentation, obliquity, inheritance, 3D)

  • 8:15 – 8:30 – From IRW’17 to IRW’19: outcomes from the last edition (G. PERON-PINVIDIC & G. MANATSCHAL) and introduction (E. MASINI & J. TUGEND).
  • 8:30 – 9:00 – Continental extension in heterogeneous cratonic lithosphere, observations from the Labrador Sea. (M. GOUIZA)
  • 9:00 – 9:30 – Characterizing the regional crustal architecture of the Orphan Basin/Flemish Cap. (K. WELFORD)
  • 9:30 – 10:00 – Impact of the structural inheritance on the rifting. (M. PUBELLIER)

10:00 – 10:15 – DISCUSSIONS

10:15 – 10:45 – Coffee Break / Poster Session

  • 10:45 – 11:15 – Transform margins: a new point of view. (D. ROUBY & D. CHARDON)
  • 11:15 – 11:45 – The pre-Caledonian margin of Baltica. (T. ANDERSEN)
  • 11:45 – 12:15 – PICO session: Observations & Models (4min talks / 2min questions)
  1. Rifting processes in the Grand Banks area, Newfoundland, Canada. (D. STEINHOFF)
  2. The seismic structure of margin and COT of NW Africa and West Iberia. (C. RANERO)
  3. Rift duration – models vs. reality. (J. SKOGSEID)
  4. Basement-sediment decoupled in hyperextended rift system. (M. DUCOUX)
  5. The Eastern Black Sea Basin – Poster Presentation. (T. MINSHULL)

12:15 – 12:30 – DISCUSSIONS

12:30 – 13:30 – Lunch Break (at the Hotel)

  • 13:30 – 14:00 – New perspectives on continental rifting and break-up from 3D dynamic modelling. (L. LE POURHIET)
  • 14:00 – 14:30 – PICO session: Observations & Models (4min talks / 2min questions)
  1. Analogue modelling of rift development and propagation in orthogonal versus rotational extension settings. (F. ZWAAN)
  2. How extensional tectonics and surface processes interact to shape rifted margins. (S. BUITER)
  3. Quantification methods for analogue models of continental rifting. (T. SCHMID)
  4. Understanding the polyphase rifting of the North West Shelf of Australia: linking numerical models with observations. (S. MORON-POLENCO)
  • 14:30 – 15:00 – Seismic IMAGinING of rifted margins, types and forcing parameters (J. C. RINGENBACH)
  • 15:00 – 15:10 – Update on the ETN proposal RIFT-LAB (S. BUITER)

15:10 – 15:30 – DISCUSSIONS

15:30 – 16:00 – Tea Time / Poster Session

  • 16:00 – 18:00 – Workshop: Seismic interpretation session & Discussion
  1. Distal margins of the South China Sea: constraints from new IODP drilling. (G. MOHN / M. NIRRENGARTEN)
  2. Rift with salt: examples from the North Sea and Peri-Iberian rift basins. (C. JACKSON / G. MOHN)
  • 18:00 – 18:30 – Introduction to field excursions (E. MASINI & J. TUGEND)

19:30 – Diner

DAY 2: Tuesday 22nd

Necking of the continental crust (Southern Mauléon Basin)

  • 8:00 – 8:30 – Shallow crustal magmatism and surface deformation: Insights from Plutonic systems in the Alps and Patagonia. (O. MÜNTENER)
  • 8:30 – 9:00 – Temporal and thermal evolution of magma-poor rifted margins – Insights from geo- and thermochronometry of fossil rift margins. (D. STOCKLI)

9:00 – 9:15 – DISCUSSIONS

FIELD EXCURSION 1

  • 9:30 – DEPARTURE FOR FIELD EXCURSION
  • 18:00 – RETURN TO THE HOTEL

19:30 – Diner (at the hotel)

DAY 3: Wednesday 23rd

From rifting to drifting: tectonic-magmatic evolution & OCT structure

  • 8:25 – 8:30 – Introduction of the day.
  • 8:30 – 9:00 – Rift to Ridge: Insights from the study of present-day mid-ocean ridges. (M. CANNAT)
  • 9:00 – 9:40 – Tectono-magmatic and related thermal evolution during break-up: New drill-hole results from the South China Sea margin. (G. MOHN & M. NIRRENGARTEN)
  • 9:40 – 10:10 – Rift to rift transition, magmatism and thermal evolution in the Gulf of Aden. (S. LEROY)

10:10 – 10:30 – DISCUSSIONS

10:30 – 11:00 – Coffee Break / Poster Session

  • 11:00 – 11:30 – Interactions between tectonic and magmatic processes: the OCT in Central Afar. (N. BELLAHSEN)
  • 11:30 – 12:00 – PICO session: Rift to drift & Magmatism (4min talks / 2min questions)
  1. Mantle plume – lithosphere interactions during continental break-up: lessons from the Afar province active analog. (R. PIK)
  2. Multiphase rotational extension in Afar, East Africa – Poster Presentation. (F. ZWAAN)
  3. Magma and extension: how can they be married? (G. MANATSCHAL)
  4. Geometric evolution of extensional faults within distal magma-poor rifted margins. (J. GOMEZ-ROMEU)
  5. Compiling examples of seismic structure of oceanic crust may help to locate the onset of seafloor spreading at rifted margins. (D. SAUTER)
  6. Continent Ocean Transition – From magma poor to magma rich (J. SKOGSEID)

12:00 – 12:30 – DISCUSSIONS

12:30 – 13:30 – Lunch Break (at the Hotel)

  • 13:30 – 14:00 – Ocean-Continent transition structure and composition from integrated quantitative analysis. (N. J. KUSZNIR)
  • 14:00 – 14:30 – Mantle Dynamics, smal scale convections, processes of break-up, CO2 budget. (S. BRUNE)
  • 14:30 – 15:00 – Sediment fluxes from source to sink: Mantle driving mechanisms and consequences. (P. REY)
  • 15:00 – 15:30 – PICO session: Rifting & Sediments (4min talks / 2min questions)
  1. The syn-rift stratigraphic record across fossil hyper-extended rifted margins: Examples from the Alpine Tethys margins. (C. RIBES)
  2. The stratigraphic tape recorder of crustal thinning: insights from the NW South China Sea. (P. CHAO)
  3. The South Atlantic salt basins: insights from the long-term stratigraphic trends of the basins of the African and Brazilian margins. (S. LASPATZIS)
  4. Breakup sequences on Atlantic continental margins. (T. ALVES)
  5. Tectono-sedimentary Models 2.0 (C. MALLARD)

15:30 – 16:00 – DISCUSSIONS

16:00 – 16:30 – Tea Time / Poster Session

  • 16:30 – 18:00 – Workshop: Interactive G-Plate Session by C. MALLARD.
  • Attendees can install G-Plates and download the tutorial documents on their own laptop prior to the meeting at:
  • www.gplates.org for the install file.
  • http://www.gplates.org/docs.html for the tutorial documents.

19:30 – Diner

Day 4: Thursday 24th

Basin record of rifting

  • 8:00 – 8:30 – Born slippy: tectono-stratigraphic evolution of salt-influenced rifts. (C. JACKSON)
  • 8:30 – 9:00 – Carbonate & Fluids, a coupled story. (A. VIRGONE)

9:00 – 9:15 – DISCUSSIONS

FIELD EXCURSION 2

  • 9:30 – DEPARTURE FOR FIELD EXCURSION
  • 18:00 – RETURN TO THE HOTEL

19:30 – Wine testing by Vinovent & Diner (at the hotel)

DAY 5: Friday 25th

Fate of rifted margins: from subduction initiation to orogen

  • 8:30 – 9:15 – Take home messages from field excursions. (E. MASINI & J. TUGEND)
  • 9:15 – 9:45 – The control of rift-inheritance on Ampferer-type subductions (A. McCARTHY)
  • 9:45 – 10:05 – PICO session: Rift to Orogen
  1. Sampling rifted margins in Alpine-type orogens: role of rift-inherited decoupling levels and implications for orogen architecture. (J. TUGEND)
  2. Early stages of inversion of the distal Tethyan margin in the Western Alps. (T. DUMONT)
  3. Interference between rift and orogenic non-cylindricity. (E. MASINI)

10:05 – 10:35 – DISCUSSIONS

10:35 – 11:05 – Coffee Break / Poster Session

Sum up, General discussions & future research plans

  • 11:05 – 11:10 – Special volume on Continental margins (T. ALVES)
  • 11:10 – 12:30 – General discussion: summary of the workshop (Where are we? Where do we want to go? How?) (ALL PARTICIPANTS)

12:30 – Lunch & Closing of Conference