Edad de la formación vijes en el pozo v3a, oligoceno del piedemonte oriental de la cordillera occidental, departamento del valle del cauca, colombia

Outcrops of the Vijes Formation are restricted to the Vijes and Mulaló areas, which are located in the northwestern part of the Valle del Cauca Basin. Based on its micro-paleontological content (palynomorphs and forams) an Oligocene age has been assigned for this Marine Unit for long time considered...