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L'étude de 50 puits, corrélés selon les principes de la stratigraphie séquentielle haute résolution, montre qu'au cours du Paléogène le bassin de l'Adour se remplit en deux temps. (1) Le Paléocène est caractérisé par des plates-formes carbonatées aggradantes, passant, en direction du sud, à des turbidites. Cette phase d'initiation du bassin correspond à une période de faible alimentation terrigène,...
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