The Ordovician Quebrada Grande Formation, Cordón De Lila (Antofagasta Region, Northern Chile): Stratigraphic and Paleogeographic Significance Andean Geology, Vol
Andean Geology ISSN: 0718-7092 revgeologica@sernageomin.cl Servicio Nacional de Geología y Minería Chile González, Javier; Niemeyer, Hans; Benedetto, Juan L.; Brussa, Edsel D. The Ordovician Quebrada Grande Formation, Cordón de Lila (Antofagasta Region, northern Chile): stratigraphic and paleogeographic significance Andean Geology, vol. 34, núm. 2, julio, 2007, pp. 277-290 Servicio Nacional de Geología y Minería Santiago, Chile Available in: http://www.redalyc.org/articulo.oa?id=173918417006 How to cite Complete issue Scientific Information System More information about this article Network of Scientific Journals from Latin America, the Caribbean, Spain and Portugal Journal's homepage in redalyc.org Non-profit academic project, developed under the open access initiative The Ordovician Quebrada Grande Formation, Cordón de Lila (Antofagasta Region, northern Chile): stratigraphic and paleogeographic significance Javier González Departamento de Ciencias Geológicas, Universidad Católica del Norte, Hans Niemeyer Av. Angamos 0610, Antofagasta, Chile javiergonzalez@ucn.cl hansn@ucn.cl Juan L. Benedetto CONICET, Centro de Investigaciones Paleobiológicas, Universidad Nacional de Córdoba, Av. Vélez Sarsfield 299, 5000, Córdoba, Argentina jbenedetto@arnet.com.ar Edsel D. Brussa CONICET, Departamento de Ciencias Naturales, Universidad Nacional de La Pampa, Uruguay 151, 6300, Santa Rosa, Argentina ebrussa@cpenet.com.ar ABSTRACT The Cordón de Lila is located immediately to the south of the Salar de Atacama, in northern Chile. The geology of the Cordón de Lila is characterized by extensive outcrops of Early Paleozoic volcanic and sedimentary rocks (Cordón de Lila Igneous and Sedimentary Complex; CISL) that form the ‘Arco magmático occidental’ (AMO) which is intruded by a multiple suite of Middle Ordovician to Lower Silurian granitoids.
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