Fault-controlled permeability and fluid flow in low-porosity crystalline rocks: an example from naturally fractured geothermal systems in the Southern Andes
Gloria Arancibia1,2, Tomas Roquer1,3, Josefa Sepúlveda2,4, Eugenio A. Veloso2,5, Diego Morata6,7 and Julie V Rowland8, (1)Andean Geothermal Center of Excellence (CEGA), Universidad de Chile, Santiago, Chile, (2)Pontificia Universidad Católica de Chile, Departamento de Ingeniería Estructural y Geotécnica, Santiago, Chile, (3)Pontificia Universidad Católica de Chile, Department of Structural and Geothecnical Engineering, Santiago, Chile, (4)Andean Geothermal Center of Excellence (CEGA), Santiago, Chile, (5)Pontifical Catholic University of Chile, Deparment of Structural and Geotechnical Engineering, Santiago, Chile, (6)University of Chile, Department of Geology and Andean Geothermal Center of Excellence (CEGA), Santiago, Chile, (7)Universidad de Chile, Departamento de Geología, Santiago, Chile, (8)University of Auckland, School of Environment, Auckland, New Zealand