Do faults preserve a record of seismic slip: A second opinion

CD Rowe, WA Griffith - Journal of Structural Geology, 2015 - Elsevier
Exhumed fault zones offer insights into deformation processes associated with earthquakes
in unparalleled spatial resolution; however it can be difficult to differentiate seismic slip from …

A rotary-shear low to high-velocity friction apparatus in Beijing to study rock friction at plate to seismic slip rates

S Ma, T Shimamoto, L Yao, T Togo, H Kitajima - Earthquake Science, 2014 - Springer
This paper reviews 19 apparatuses having high-velocity capabilities, describes a rotary-
shear low to high-velocity friction apparatus installed at Institute of Geology, China …

Coseismic recrystallization during shallow earthquake slip

SAF Smith, G Di Toro, S Kim, JH Ree… - …, 2013 - pubs.geoscienceworld.org
Solidified frictional melts, or pseudotachylytes, remain the only unambiguous indicator of
seismic slip in the geological record. However, pseudotachylytes form at> 5 km depth, and …

Strain localization and the onset of dynamic weakening in calcite fault gouge

SAF Smith, S Nielsen, G Di Toro - Earth and Planetary Science Letters, 2015 - Elsevier
To determine the role of strain localization during dynamic weakening of calcite gouge at
seismic slip rates, single-slide and slide–hold–slide experiments were conducted on 2–3 …

Intermediate-depth earthquake generation and shear zone formation caused by grain size reduction and shear heating

M Thielmann, A Rozel, BJP Kaus, Y Ricard - Geology, 2015 - pubs.geoscienceworld.org
The underlying physics of intermediate-depth earthquakes have been an enigmatic topic;
several studies support either thermal runaway or dehydration reactions as viable …

Weak phases production and heat generation control fault friction during seismic slip

H Rattez, M Veveakis - Nature Communications, 2020 - nature.com
The triggering and magnitude of earthquakes is determined by the friction evolution along
faults. Experimental results have revealed a drastic decrease of the friction coefficient for …

High stress deformation and short‐term thermal pulse preserved in pyroxene microstructures from exhumed lower crustal seismogenic faults (Lofoten, Norway)

LR Campbell, L Menegon - Journal of Geophysical Research …, 2022 - Wiley Online Library
Earthquake rupture in strong, anhydrous lower continental crust requires high brittle failure
stresses unless high pore fluid pressures are present. Several mechanisms proposed to …

Deformation and ultrafine dynamic recrystallization of quartz in pseudotachylyte-bearing brittle faults: A matter of a few seconds

M Bestmann, G Pennacchioni, S Nielsen… - Journal of Structural …, 2012 - Elsevier
Tectonic pseudotachylytes, ie quenched friction-induced silicate melts, record coseismic slip
along faults and are mainly reported from the brittle crust in association with cataclasites. In …

Grain size assisted thermal runaway as a nucleation mechanism for continental mantle earthquakes: Impact of complex rheologies

M Thielmann - Tectonophysics, 2018 - Elsevier
Thermal runaway has been proposed as a potential mechanism to initiate intermediate-
depth earthquakes as well as lithospheric-scale shear zones at depths of 50–300 km where …

Paradoxical pseudotachylyte–Fault melt outside the seismogenic zone

JC White - Journal of Structural Geology, 2012 - Elsevier
Fault generated melt, pseudotachylyte, is an established indicator of palaeoseismic faulting.
The existing consensus that frictionally induced melting occurs within the classic …