TS7.2

Subduction zones evolution and slip styles: advances from tectonics, metamorphism and rheology

TS7.2

Subduction zones evolution and slip styles: advances from tectonics, metamorphism and rheology

Convener: Mathieu SoretECSECS | Co-conveners: Francesca Meneghini, Guillaume BonnetECSECS, Ake Fagereng, Francesca PiccoliECSECS, Kohtaro Ujiie, Matthijs Smit, Martijn van den EndeECSECS

vPICO presentations

| Mon, 26 Apr, 13:30–17:00 (CEST)

vPICO presentations: Mon, 26 Apr

Chairpersons: Mathieu Soret, Francesca Piccoli, Matthijs Smit

13:30–13:35

5-minute convener introduction

Subduction zones: from start to finish

EGU21-10097

solicited

Subduction initiation and subsequent burial-exhumation of (ultra)high-pressure rock

Stefan Markus Schmalholz et al.

EGU21-11068

ECS

Subduction dynamics and rheology control on forearc and backarc subsidence: Numerical models and observations from the Mediterranean

Attila Balazs et al.

EGU21-3047

ECS

Extrusion of subducted crust explains the emplacement of far-travelled ophiolites

Kristóf Porkoláb et al.

EGU21-8587

ECS

Underplating altered oceanic crust: Insights from numerical modelling

Zoe Braden et al.

EGU21-2019

ECS

solicited

What slates can tell us about strain localisation and fluid flow in accretionary wedges: a microstructural analysis of deforming foreland basin sediments

Ismay Vénice Akker et al.

EGU21-2391

ECS

Deformation mechanisms in naturally-deformed blueschist facies metabasalts: constraints from exhumed subduction complexes in Greece and California

Carolyn Tewksbury-Christle et al.

EGU21-5897

Accretion-controlled forearc deformation pulses recorded by high-pressure paleo-accretionary wedges: the example of the Hellenic subduction zone

Armel Menant et al.

EGU21-13868

ECS

Exhumation of subducted mafic rocks in a dynamically evolving thermal structure: constraints from phase equilibria modelling

Rilla C. McKeegan et al.

EGU21-12967

ECS

An Exhumation Pulse From the Nascent Franciscan Subduction Zone (California, USA)

Daniel Rutte et al.

EGU21-15318

Constraints on continental subduction in the Dora-Maira massif from rutile and titanite U-Pb geochronology

Guillaume Bonnet et al.

EGU21-3543

ECS

Petrotectonic implications of metabasites of the Eastern Andean Metamorphic Complex at Lago O´Higgins-San Martin, southern Patagonia

Diego Rojo et al.

EGU21-3833

Life cycle of an Archean subduction zone from initiation to arc–polarity reversal: Insights from the Zunhua ophiolitic mélange, North China Craton

Wenbin Ning et al.

EGU21-9155

Composition, structure and tectonic analysis of the Shangrimuce arc-continent collision zone on the northern margin of the Central Qilian, NW China

Hongyuan Zhang et al.

EGU21-14473

ECS

Slow subduction initiation drives fast mantle upwelling and lithosphere formation

Mathieu Soret et al.

EGU21-6388

ECS

4D stress signals in the upper plate record subduction nucleation and lateral propagation

Brandon Shuck et al.

EGU21-10467

ECS

Post-seismic recovery of subsided coastal northeast Japan after the 2011 Tohoku-oki earthquake

Sambuddha Dhar et al.

14:13–15:00

Meet the authors in their breakout text chats

Chairpersons: Francesca Meneghini, Ake Fagereng, Martijn van den Ende

The role of fluids in subduction processes

EGU21-13926

ECS

solicited

Warm thermal structures in subduction zones lead to ample dehydration at the depths of deep slow slip and tremor and resultant transformations in viscous rheology

Cailey Condit et al.

EGU21-15157

solicited

Tracing the Evolution of Slab Fluids during Progressive Subduction: Insights from Serpentinite Mud Volcanoes in the Mariana Forearc

Catriona D. Menzies et al.

EGU21-13728

ECS

Episodic fluid pressure cycling controls earthquake sequences on subduction megathrusts

Luca Dal Zilio and Taras Gerya

EGU21-3954

Seismic and transient slip characteristics of frictional-viscous shear zones in subduction environments

Whitney Behr and Taras Gerya

EGU21-1885

Localized megathrust slip controlled by metasomatic reactions in subduction mélanges

Kohtaro Ujiie et al.

EGU21-3326

ECS

The Mw7.1 September 19th Puebla-Morelos (Mexico) earthquake triggered by brucite and antigorite dewatering

Fabián Gutiérrez-Aguilar et al.

EGU21-7741

ECS

Large-scale fluid circulation in deep subduction interfaces: implications on fast and slow earthquake-related processes

Jesús Muñoz-Montecinos et al.

EGU21-7760

Temporal changes in pore fluid pressure during slow earthquake cycle estimated from foliation-parallel extension cracking

Makoto Otsubo et al.

EGU21-10988

How fluids impact seismic/aseismic slip in the Ecuadorian subduction zone? The HIPER marine project

Audrey Galve et al.

EGU21-9339

Spatial changes in inclusion band spacing as an indicator of temporal changes in slow earthquake recurrence intervals

Naoki Nishiyama et al.

EGU21-320

ECS

Brittle-ductile deformation in high-pressure continental units and deep episodic tremor and slip

Francesco Giuntoli and Giulio Viola

EGU21-9856

ECS

Deformation structure and peak-metamorphic temperature in Kodiak accretionary complex, Alaska

Kristijan Rajic et al.

EGU21-10074

Fluid pressure variations recorded by quartz vein geochemistry

Hugues Raimbourg et al.

16:02–17:00

Meet the authors in their breakout text chats