Guillaume BARRÉ
Gases reactivity (H2S, CH4, CO2, H2) in the Aquitaine basin
Supervisors:
Guilhem Hoareau
Université de Pau et des Pays de l’Adour (UPPA), France
Éric Gaucher – Total, CSTJF, Pau
Major Results
H2S is generated by TSR in the entire area and occurred in the deepest/hottest parts of the basin. Coupling the analysis of different stable isotopes associated with structural studies is essential to determine the exact source and path of hydrothermal fluids.
Abstract
Timeline of fluids evolution in the Aquitaine basin including the thermochemical sulfate reduction (TSR)
Native H2 exploration in the western Pyrenean foothills.
Native H2 exploration in the western Pyrenean foothills.
Lefeuvre, N., Truche, L., Donzé, F.-V., Ducoux, M., Barré, G., Fakoury, R.-A., Calassou, S. and Gaucher, E.C. (2021) Native H2 Exploration in the Western Pyrenean Foothills. Geochemistry, Geophysics, Geosystems 22, e2021GC009917. https://doi.org/10.1029/2021GC009917
keywords: Soil gas mapping for H2 targeting, Fertile area for H2 production, migration, Multiple gas analysis
The diagenetic history of the giant Lacq gas field, witness to the apto-albian rifting and the Pyrenean orogeny, revealed by fluid and basin modeling.
The diagenetic history of the giant Lacq gas field, witness to the apto-albian rifting and the Pyrenean orogeny, revealed by fluid and basin modeling.
Elias Bahnan, A., Pironon, J., Carpentier, C., Barré, G. and Gaucher, E.C. (2021) The diagenetic history of the giant Lacq gas field, witness to the apto-albian rifting and the Pyrenean orogeny, revealed by fluid and basin modeling. Marine and Petroleum Geology 133, 105250.
keywords: Lacq petroleum system, Aquitaine basin, Fluid inclusion modeling, Basin modeling, Sulfur-rich fluid system, TSR
Epigenic vs. hypogenic speleogenesis governed by H2S/CO2 hydrothermal input and Quaternary icefield dynamics (NE French Pyrenees).
Epigenic vs. hypogenic speleogenesis governed by H2S/CO2 hydrothermal input and Quaternary icefield dynamics (NE French Pyrenees).
Dimitri Laurent, Christophe Durlet, Guillaume Barré, Patrick Sorriaux, Philippe Audra, Pierre Cartigny, Cédric Carpentier, Guillaume Paris, Pauline Collon, Thomas Rigaudier, Jacques Pironon, Eric C. Gaucher. Epigenic vs. hypogenic speleogenesis governed by H2S/CO2 hydrothermal input and Quaternary icefield dynamics (NE French Pyrenees). Geomorphology 387 (2021) 107769
keywords: Hypogenic sulfuric and carbonic acid, speleogenesis, Multiple sulfur isotopes, Thermal water geochemistry, Pyrenees
Impact of geodynamics on fluid circulation and diagenesis of carbonate reservoirs in a foreland basin: Example of the Upper Lacq reservoir (Aquitaine basin, SW France).
Impact of geodynamics on fluid circulation and diagenesis of carbonate reservoirs in a foreland basin: Example of the Upper Lacq reservoir (Aquitaine basin, SW France).
Elias Bahnan, A., Carpentier, C., Pironon, J., Ford, M., Ducoux, M., Barré, G., Mangenot, X., Gaucher, E.C. (2020). Impact of geodynamics on fluid circulation and diagenesis of carbonate reservoirs in a foreland basin: Example of the Upper Lacq reservoir (Aquitaine basin, SW France), Marine and Petroleum Geology (2019).
keywords:Carbonate diagenesis, Pyrenees, Aquitaine foreland basin, Upper Lacq reservoirs, Fluid inclusions, Basin modeling, Dolomitization, Hydrothermal fluids
Hydrothermal fluid circulations in the western Pyrenees: new data on stable isotopes, in-situ gas analysis and fluid inclusions.
Hydrothermal fluid circulations in the western Pyrenees: new data on stable isotopes, in-situ gas analysis and fluid inclusions.
Barré, G., Elias Bahnan, A., Motte, G., Ducoux, M., Hoareau, G., Laurent, D., Gaucher, E.C. (2019) Hydrothermal fluid circulations in the western Pyrenees: new data on stable isotopes, in-situ gas analysis and fluid inclusions. E3S Web. Conf. 98, 4.
keywords: Hydrothermal circulation, Western Pyrenees, H2S