Search Results - "Vincent Famin"
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Dendritic Crystallization: A Single Process for all the Textures of Olivine in Basalts?
Published in Journal of petrology (01-03-2013)“…The olivine macrocrysts found in oceanites, picrites and magnesian basalts erupted at hotspot volcanoes are generally interpreted either as phenocrysts…”
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2
Fluid Pressure Changes Recorded by Trace Elements in Quartz
Published in Geochemistry, geophysics, geosystems : G3 (01-10-2022)“…Fluid pressure is a key parameter in earthquake mechanics, controlling seismic failure and plate coupling in convergent zones. Yet fluid pressure is also…”
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3
Distributed deformation along the subduction plate interface: The role of tectonic mélanges
Published in Lithos (01-06-2019)“…Recent geophysical monitoring of subduction zones has unraveled a complete spectrum of plate coupling behaviors, from coupled portions rupturing during…”
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Tertiary evolution of the Shimanto belt (Japan): A large‐scale collision in Early Miocene
Published in Tectonics (Washington, D.C.) (01-07-2017)“…To decipher the Miocene evolution of the Shimanto belt of southwestern Japan, structural and paleothermal studies were carried out in the western area of…”
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Multitechnique Geochronology of Intrusive and Explosive Activity on Piton des Neiges Volcano, Réunion Island
Published in Geochemistry, geophysics, geosystems : G3 (01-05-2022)“…The construction of ocean island basaltic volcanoes consists of a succession of eruptions, intrusions, and metamorphism. These events are often temporally…”
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Long-term evolution of an accretionary prism: The case study of the Shimanto Belt, Kyushu, Japan
Published in Tectonics (Washington, D.C.) (01-06-2014)“…The Shimanto Belt in SW Japan is commonly described as a paleo‐accretionary prism, whose structure is explained by continuous accretion like in modern…”
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Quartz Vein Geochemistry Records Deformation Processes in Convergent Zones
Published in Geochemistry, geophysics, geosystems : G3 (01-04-2021)“…Abstract In several examples of subduction zones, we compared pairs of quartz veins formed either at the lower temperatures of the seismogenic zone (260°C or…”
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Time-dependent displacements during and after the April 2007 eruption of Piton de la Fournaise, revealed by interferometric data
Published in Journal of volcanology and geothermal research (15-04-2015)“…From March 30 to May 1 2007, Piton de la Fournaise, La Réunion Island, experienced a major eruptive crisis, characterized by the largest emitted lava volume…”
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Organic matter cracking: A source of fluid overpressure in subducting sediments
Published in Tectonophysics (28-11-2017)“…The pressure of deep fluids in subduction zones is a major control on plate boundary strength and earthquake genesis. The record, by methane-rich fluid…”
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Basaltic calderas: Collapse dynamics, edifice deformation, and variations of magma withdrawal
Published in Journal of Geophysical Research (01-03-2011)“…The incremental caldera collapses of Fernandina (1968), Miyakejima (2000), and Piton de la Fournaise (2007) are analyzed in order to understand the collapse…”
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Cyclic magma storages and transfers at Piton de La Fournaise volcano (La Réunion hotspot) inferred from deformation and geochemical data
Published in Earth and planetary science letters (30-06-2008)“…Piton de La Fournaise is in a period of intense volcanic activity since 1998. To constrain the magma dynamics responsible for this activity, we combined GPS…”
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Fluid circulation in the depths of accretionary prisms: an example of the Shimanto Belt, Kyushu, Japan
Published in Tectonophysics (01-08-2015)“…Accretionary prisms constitute ideal targets to study fluid circulation and fluid–rock interactions at depths beyond the reach of active margin deep drilling…”
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13
Use of cold waters geochemistry as a geothermal prospecting tool for hidden hydrothermal systems in Réunion Island
Published in Communications earth & environment (29-01-2024)“…Most untapped high-enthalpy geothermal resources are blind, meaning lacking surface evidence of their existence. The first step in their discovery is to find…”
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14
Stress rotations and the long-term weakness of the Median Tectonic Line and the Rokko-Awaji Segment
Published in Tectonics (Washington, D.C.) (01-10-2014)“…We used a field analysis of rock deformation microstructures and mesostructures to reconstruct the long‐term orientation of stresses around two major active…”
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15
A chemical kinetic approach to estimate dynamic shear stress during the 1999 Taiwan Chi-Chi earthquake
Published in Geophysical research letters (01-10-2007)“…Estimation of the dynamic shear stress on a fault during an earthquake is important for understanding the earthquake itself. Using a chemical kinetic approach,…”
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Last 150 kyr volcanic activity on Mauritius island (Indian ocean) revealed by new Cassignol-Gillot unspiked K–Ar ages
Published in Quaternary geochronology (01-06-2024)“…We present new K–Ar ages extending the volcanic history of Mauritius Island towards the Holocene. Mauritius volcanism is associated with the activity of the…”
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The Comoros archipelago: a right-lateral transform boundary between the Somalia and Lwandle plates
Published in Tectonophysics (20-08-2020)“…The origin of the Comoros archipelago in the Mozambique channel is the subject of a longstanding controversy. This volcanic chain has been successively…”
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18
Evolution of the East African Rift System from trap-scale to plate-scale rifting
Published in Earth-science reviews (01-08-2022)“…Many continental rifts are subjected to volcanism in tandem with rifting, which has raised a long-standing debate about whether magmatism is the cause or the…”
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Sheet intrusions and deformation of Piton des Neiges, and their implication for the volcano-tectonics of La Réunion
Published in Tectonophysics (16-10-2017)“…To understand the volcano-tectonic history of Piton des Neiges (the dormant volcano of La Réunion), we measured in the field the orientation of sheeted…”
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The origin of tectonic mélanges from the Kodiak complex and Shimanto Belt and its implication for subduction interface processes
Published in Earth and planetary science letters (15-12-2024)“…•Carbonaceous material in recent sediments record short-lived contact metamorphism.•Such record is preserved in low-grade metasediments contacting basalts in…”
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