AT
Member Since 1994
Andrea Tommasi
Dr, University of Montpellier
AGU Research
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Experimental Evidence for a Weak Calcic‐Amphibole‐Rich Deep Crust in Orogens
GEOPHYSICAL RESEARCH LETTERS
02 august 2023
Xiong Wang, Junfeng Zhang, Andrea Tommasi, Marco L...

Amphibole‐rich rocks constitute significant components of the mid‐ to lower continental crust, particularly in active orogens character...

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Strain Localization in the Root of Detachment Faults at a Melt‐Starved Mid‐Ocean Ridge: A Microstructural Study of Abyssal Peridotites From the Southwest Indian Ridge
GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS
30 april 2021
Manon Bickert, Mathilde Cannat, Andrea Tommasi, Su...

Detachment faults that exhume mantle peridotites to the seafloor play a major role in the accommodation of plate divergence at slow‐spreading...

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Comparing the effects of viscous anisotropy in fossil lithospheric shear zones with different past kinematics
EFFECTS OF HETEROGENEITIES ON THE STRENGTH OF THE CRUST AND MANTLE II POSTERS
tectonophysics | 11 december 2020
Lucan Mameri, Andrea Tommasi, Javier Signorelli, R...
Seismic anisotropy in intraplate domains testifies for fossil crystal preferred orientations (CPO) of olivine in the lithospheric mantle associated wi...
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Using Thermo-Mechanical Models of Subduction to Constrain Effective Mantle Viscosity
DECIPHERING MULTISCALE MANTLE EVOLUTION WITH COMPUTATIONAL METHODS II POSTERS
study of earth's deep interior | 09 december 2020
Catherine Thoraval, Fanny Garel, Andrea Tommasi, S...
Mantle convection and plate dynamics transfer and deform solid material on scales of hundreds to thousands of km. However, viscoplastic deformation of...
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Textural and Compositional Changes in the Lithospheric Mantle Atop the Hawaiian Plume: Consequences for Seismic Properties
GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS
12 august 2020
Andrea Tommasi, Lucan Mameri, Marguerite Godard

We characterized the texture, composition, and seismic properties of the lithospheric mantle atop the Hawaiian plume by petrostructural analysis of...

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How do detachment faults root into the deep lithosphere at magma-starved mid-ocean ridges?
EXPLORING THE LOWER OCEAN CRUST, MOHO, AND MANTLE BY SEAFLOOR MAPPING AND DRILLING I
tectonophysics | 09 december 2019
Manon Bickert, Mathilde Cannat, Suzon Jammes, Andr...
Detachment faults that exhume mantle-derived peridotites play a significant role in plate divergence at slow-spreading ridges. These faults are assume...
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Anhydrous Phase B: Transmission Electron Microscope Characterization and Elastic Properties
GEOCHEMISTRY, GEOPHYSICS, GEOSYSTEMS
14 august 2019
Ahmed Addad, Philippe Carrez, Patrick Cordier, Dam...

We have performed an extensive characterization by transmission electron microscopy (including precession electron diffraction tomography and ab in...

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Lateral and Vertical Heterogeneity in the Lithospheric Mantle at the Northern Margin of the Pannonian Basin Reconstructed From Peridotite Xenolith Microstructures
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
02 july 2019
Nora Liptai, Karoly Hidas, Andrea Tommasi, Levente...

This study analyzes the microstructures and deformational characteristics of spinel peridotite xenoliths from the Nógrád‐Göm&#...

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