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López Guijarro, Rafael ; Armendáriz, Maider ; Quesada Ochoa, Cecilio ; Fernández Suárez, Javier ; Brendan Murphy, J. ; Pin, Christian ; Bellido Mulas, Félix | Elsevier | 2008Sm–Nd isotopic analyses of Palaeozoic sedimentary and igneous rocks in the southwest Iberian Massif (western end of the European Variscan Belt) are presented in order to unravel its complex poly-orogenic evolution during the closure of the Rheic[...]texto impreso
Romeo Briones, Ignacio ; Capote del Villar, Ramón ; Tejero López, Rosa ; Lunar Hernández, Rosario ; Quesada Ochoa, Cecilio | Elsevier | 2006The Santa Olalla Igneous Complex, a late-Variscan group of intrusions located in the Ossa-Morena Zone (SW Iberia), has been the focus of a gravity and structural study. The structure outlined by the foliation map is complex, showing two differen[...]texto impreso
Piña García, Rubén ; Romeo Briones, Ignacio ; Ortega Menor, Lorena ; Lunar Hernández, Rosario ; Capote del Villar, Ramón ; Gervilla, Fernando ; Tejero López, Rosa ; Quesada Ochoa, Cecilio | Geological Society of America | 2010-05A model is proposed for the origin and emplacement of the ca. 341 Ma Aguablanca magmatic Ni-Cu-(platinum group element [PGE]) sulfi de deposit (SW Iberia) integrating petrological, geochemical, structural, and geophysical data. The Aguablanca de[...]texto impreso
Chinchilla Benavides, Darío ; Ortega Menor, Lorena ; Piña García, Rubén ; Merinero Palomares, Raúl ; Moncada, Daniel ; Bodnar, Robert J. ; Quesada Ochoa, Cecilio ; Valverde, Antonio ; Lunar, Rosario | Elsevier | 2016-03The Patricia ore deposit represents an unusual example of economic Zn–Pb–Ag mineralization at the northernmost end of the Late Eocene–Oligocene metallogenic belt in Chile. It is hosted by volcano-sedimentary units, which are typically tuffaceous[...]texto impreso
Romeo Briones, Ignacio ; Lunar Hernández, Rosario ; Capote del Villar, Ramón ; Quesada Ochoa, Cecilio ; Dunning, Gregory R. ; Piña García, Rubén ; Ortega Menor, Lorena | Geological Society of London. | 2006New U–Pb zircon ages from the Santa Olalla Igneous Complex have been obtained, which improve the knowledge of the precise timing of Variscan magmatism in the Ossa–Morena Zone, SW Iberia. This complex has a special relevance as it hosts the most [...]
