Heterogeneity of hydrogeological conceptual models in crystalline basement aquifers under equatorial climate: case study of French Guiana

Adrien Selles (1) , Geoffrey Aertgeerts (1) , Nicolas Brisset (1) , Maxime Lhotelin (1)

1 BRGM - Bureau de Recherches Géologiques et Minières (BRGM)

Veins and Dykes Quaternary sedimentary formation Rhyacian inf (metamorphic) Cayenne island complex Rhyacian mid (plutonic) Central complex TTG (gneiss/granites) Rhyacian mid (plutonic) Laussat et Tamouri complex Rhyacian mid (plutonic) basics and ultrabasics complexes Rhyacian sup (plutonic) Saut Anatase and St Joseph massifs (gabbros) Rhyacian sup (plutonic) St Georges of Oyapock massifs (ranites) Rhyacian sup (plutonic) Rosebel-Bonidoro units (Sandstone/quartzites) Metamorphic units of Green Rocks belt (metavolcanites) Armina unit Metamorphic units of Green Rocks belt (metavolcanites) Paramaca Unit Volcanic units g

Domaines: Géologie appliquée; Hydrologie; Environnement et Société

Adrien Selles, Geoffrey Aertgeerts, Nicolas Brisset, Maxime Lhotelin. Heterogeneity of hydrogeological conceptual models in crystalline basement aquifers under equatorial climate: case study of French Guiana. EGU General Assembly 2021 - Gather Online, Apr 2021, Online, France. . ⟨hal-03218835⟩