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Autor Ortega Menor, Lorena |
Documentos disponibles escritos por este autor (50)
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Merinero Palomares, Raúl ; Ortega Menor, Lorena ; Piña García, Rubén ; Lunar Hernández, Rosario | Servicio de Publicaciones Universidad de Huelva | 2012-07Un correcto análisis de los datos adquiridos durante la investigación geológica es fundamental tanto para la interpretación de los mismos como para su posterior comunicación a la comunidad científica. Por ese motivo el aprendizaje de una metodol[...]texto impreso
García Lorenzo, Mari Luz ; Abati Gómez, Jacobo ; Orejana García, David ; Castiñeiras García, Pedro ; Crespo Feo, María Elena ; Piña García, Rubén ; García Romero, Emilia ; Granja Bruña, José Luis ; López García, José Ángel ; Fernández Barrenechea, José María ; Arribas Mocoroa, María Eugenia ; Ortega Menor, Lorena ; Pérez Moreno, Elisa María ; Benito Moreno, María Isabel | 2019-06-28texto impreso
Chinchilla-Benavides, Darío ; Arroyo Rey, Xabier ; Ortega Menor, Lorena ; Piña García, Rubén ; Nieto García, Fernando ; Lunar Hernández, Rosario | Sociedad Española de Mineralogía | 2015-07El yacimiento de Patricia representa un ejemplo de mineralización epitermal de metales de base y plata, inusual en la parte norte de la cordillera andina de Chile. El yacimiento forma parte del proyecto minero Paguanta, el cual se sitúa en el ex[...]texto impreso
Ortega Menor, Lorena ; Luque del Villar, Francisco Javier ; Barrenechea, Edurne ; Rodas, Magdalena ; Millward, David ; Beyssac, Olivier | James Cook University School of Earth & Environmental Studies. Economic Geology Research Unit | 2009The volcanic-hosted graphite deposit at Borrowdale was formed through precipitation from C-O-H fluids. The G13C data indicate that carbon was incorporated into the mineralizing fluids by assimilation of carbonaceous metapelites of the Skiddaw Gr[...]texto impreso
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Las mineralizaciones de antimonio de mari rosa y el juncalon son depósitos filonianos encajados en el núcleo de anticlinales hercinicos constituidos por rocas precambricas pertenecientes al complejo esquisto-grauvaguico. Se encuentran situadas e[...]texto impreso
Martos, Rubén ; Ortega Menor, Lorena ; Gervilla, Fernando ; Piña García, Rubén ; Monterrubio, Serafín ; Lunar Hernández, Rosario ; Albert, Helena | Sociedad Geológica de España | 2010The Cerro Cabrera and Sierra Cabeza Gorda peridotite massifs (Calzadilla de los Barros, Badajoz) comprise serpentinites hosting podiform chromite mineralization and have been interpreted as part of an ophiolitic slab. The chromites are Al-rich a[...]texto impreso
Luque del Villar, Francisco Javier ; Crespo Feo, Elena ; Barrenechea, José F. ; Ortega Menor, Lorena | China University of Geosciences (Beijing) | 2012Stable carbon isotope geochemistry provides important information for the recognition of fundamental isotope exchange processes related to the movement of carbon in the lithosphere and permits the elaboration of models for the global carbon cycl[...]texto impreso
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Luque del Villar, Francisco Javier ; Barrenechea, José F. ; Ortega Menor, Lorena ; Rodas, Magdalena ; Millward, David | The Economic Geology Research Unit | 2009The only two known graphite vein-deposits hosted by volcanic rocks (Borrowdale, United Kingdom, and Huelma, Southern Spain) show remarkable similarities and differences. The lithology, age of the magmatism and geodynamic contexts are distinct, b[...]texto impreso
Oyarzun, Roberto ; Ortega Menor, Lorena ; Sierra, Javier ; Lunar Hernández, Rosario ; Oyarzun, Roberto | Springer Science Business Media | 1998The Quebrada Marquesa Quadrangle in Chile exhibits a series of mineralizations comprising manto-type manganese and copper deposits of Lower Creta-ceous age, and copper and silver veins of Tertiary age. The deposits are hosted by volcanic and vol[...]texto impreso
Campo Santillana, José Antonio ; Álvarez Serrano, Inmaculada ; Herrero Domínguez, Santiago ; Ruiz González, M. Luisa ; Torralba Martínez, M. Carmen ; Sánchez Peláez, Ana Edilia ; Ovejero Morcillo, Paloma ; Hernando González, María ; Varela Losada, Áurea ; Ramírez Castellanos, Julio ; Arroyo de Dompablo, Elena ; Ortega Menor, Lorena ; Luque del Villar, Francisco Javier ; Arribas Mocoroa, José ; Pieren Pidal, Agustín Pedro ; Muñoz Martín, Alfonso ; Ureta Gil, M. Soledad | 2015texto impreso
Luque del Villar, Francisco Javier ; Ortega Menor, Lorena ; Barrenechea, José F. ; Millward, David ; Beyssac, Olivier ; Huizenga, Jan-Marten | Geological Society of America | 2009Recognized large occurrences of fl uid-deposited graphite displaying high crystallinity were previously restricted to high-temperature environments (mainly granulite facies terranes). However, in the extensively mined Borrowdale deposit (UK), th[...]texto impreso
Piña García, Rubén ; Gervilla, Fernando ; Barnes, Sarah-Jane ; Ortega Menor, Lorena ; Lunar Hernández, Rosario | Elsevier Science B.V., Amsterdam. | 2012The concentrations of platinum-group elements (PGE) and chalcophile elements Ni, Co, Au, Ag, Se, Re, Cd, Bi, Te and As have been determined by laser ablation-inductively coupled plasma-mass spectrometry (LA-ICPMS) in base metal sulfide minerals [...]texto impreso
Lillo Ramos, F. Javier ; Oyarzun, Roberto ; Ortega Menor, Lorena | Sociedad Geológica de España | 1996Sufphur isotope data from severa/ base metals-Ba-(F)-(Ag) and Ag-base metals vein-type deposits in the Central Jberian Zone of the Hesperian Massif suggest a magmatic and/or metasedimentary origin of this ore-forming component. Deposits exclusiv[...]texto impreso
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Baza, Andrea ; Piña García, Rubén ; Ortega Menor, Lorena ; Lunar Hernández, Rosario | Sociedad Española de Mineralogía | 2018-07El Proyecto Minero de Picachos (IV Región, Coquimbo, Chile) es una mineralización de Cu-(Ag) de tipo manto localizada en la Franja Cretácica de los Andes Centrales, y constituye un proyecto de exploración minera desarrollado por la empresa Heren[...]texto impreso
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Jiménez Díaz, Alberto ; Capote del Villar, Ramón ; Tejero López, Rosa ; Lunar Hernández, Rosario ; Ortega Menor, Lorena ; Monterrubio Pérez, Serafín ; Maldonado, Casimiro ; Rodríguez, David | Sociedad Geológica de España | 2009The Los Llanos Shear Zone bounds the Cabeza Gorda and Zafra units located in the Ossa-Morena Zone (SW Iberian Massif). Within the Cabeza Gorda unit two peridotitic massifs crop out, named Sierra Cabeza Gorda and Cerro Cabrera. The mylonitic rock[...]texto impreso
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Merinero Palomares, Raúl ; Ortega Menor, Lorena ; Lunar Hernández, Rosario ; Piña García, Rubén ; Cardenes, Victor | Elsevier | 2019-09The Picachos Project is a copper deposit that occurs in manto-type orebodies in north-central Chile and it exhibits common features of Chilean stratabound or manto-type copper deposits: (1) an increase of copper contents from the margins to the [...]texto impreso
Piña García, Rubén ; Gervilla, Fernando ; Ortega Menor, Lorena ; Lunar Hernández, Rosario | Shigen Chishitsu Gakkai | 2012After the discovery of theAguablanca ore deposit (the unique Ni–Cu mine operating in SW Europe), a number of mafic-ultramafic intrusions bearing Ni–Cu magmatic sulfides have been found in the Ossa–Morena Zone of the Iberian Massif (SW Iberian Pe[...]texto impreso
Muñoz García, Belén ; García Frank, Alejandra ; Canales Fernández, María Luisa ; Sarmiento, Graciela N. ; Ureta Gil, Soledad ; Martín Gutiérrez, Sergio ; Ortega Menor, Lorena | 2016-01-20La GeoRuta es una ruta geológica urbana en el campus de Moncloa de la UCM que comprende varios puntos de interés geológico, incluyendo fachadas de edificios, monumentos, rocas ornamentales y materiales litológicos. Mediante ejemplos cotidianos s[...]texto impreso
Fernández Barrenechea, José María ; Luque del Villar, Francisco Javier ; Millward, David ; Ortega Menor, Lorena ; Beyssac, Olivier ; Rodas, Magdalena | Springer Science Business Media | 2009Graphite in the Borrowdale (Cumbria, UK) deposit occurs as large masses within mineralized pipe-like bodies, in late graphite–chlorite veins, and disseminated through the volcanic host rocks. This occurrence shows the greatest variety of crystal[...]texto impreso
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Luque del Villar, Francisco Javier ; Ortega Menor, Lorena ; Fernández Barrenechea, José María ; Huizenga, Jan-Marten ; Millward, David | Geological Society of London. | 2012Massive graphite deposition resulting in volumetrically large occurrences in volcanic environments is usually hindered by the low carbon contents of magmas and by the degassing processes occurring during and after magma emplacement. In spite of [...]texto impreso
García Lorenzo, María de la Luz ; Arroyo Rey, Xabier ; Soutullo García, Belén ; Abati Gómez, Jacobo ; Benito Moreno, María Isabel ; Álvarez Sierra, Maria de los Angeles ; Arribas Mocoroa, José ; Arribas Mocoroa, María Eugenia ; Castiñeiras García, Pedro ; Crespo Feo, María Elena ; Fernández Barrenechea, José María ; García Romero, Emilia ; Granja Bruña, José Luis ; Iglesias Martínez, Mario ; de Ignacio San José, Cristina ; Martín Chivelet, Javier ; Muñoz Martín, Alfonso ; Orejana García, David ; Ortega Menor, Lorena ; Pieren Pidal, Agustín Pedro ; Piña García, Rubén ; Fernández Martín, Elena ; Fernández Suffo, Paula ; Muñoz Gallego, Almudena | 2020-11-30La Geología abarca toda la historia del planeta, por lo que se hace inviable utilizar conceptos temporales de nuestra vida cotidiana. Por ello, se ha realizado un friso para el hall de la Facultad y para presentarlo, se ha realizado un vídeo exp[...]texto impreso
Piña García, Rubén ; Gervilla, Fernando ; Ortega Menor, Lorena ; Lunar Hernández, Rosario | Springer Science Business Media | 2007The Aguablanca Ni-Cu-(PGE) magmatic sulphide deposit is associated with a magmatic breccia located in the northern part of the Aguablanca gabbro (SW, Iberia). Three types of ores are present: semi-massive, disseminated, and chalcopyrite-rich vei[...]texto impreso
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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
Piña García, Rubén ; Gervilla, Fernando ; Barnes, Sarah-Jane ; Ortega Menor, Lorena ; Lunar Hernández, Rosario | Society of Economic Geologists (U.S.) | 2013The partition coefficients of platinum group elements (PGE) and chalcophile elements Au, Re, Ag, Se, Bi, Te, and Sb, between arsenide and sulfide phases (DAs/sulf) have been estimated by measuring in situ concentrations of these elements using l[...]texto impreso
Piña García, Rubén ; Lunar Hernández, Rosario ; Ortega Menor, Lorena ; Gervilla, F. ; Alapieti, T. ; Martínez, C. | Society of Economic Geologists (U.S.) | 2006Aguablanca (southwest Spain) is the first economic Ni-Cu-(PGE) deposit found in southern Europe. Two features make it an unusual example of magmatic sulfide ore: it is related to the development of an Andeantype continental magmatic arc, and it [...]texto impreso
Piña García, Rubén ; Gervilla, Fernando ; Barnes, Sarah-Jane ; Ortega Menor, Lorena ; Lunar Hernández, Rosario | E. Schweizerbart'sche Verlagsbuchhandlung | 2013Despite the fact that pyrite is a relatively common phase in Ni-Cu-Platinum-Group Elements (PGE) magmatic sulphide deposits, it has been neglected in the studies on PGE distribution in favour of pyrrhotite, pentlandite and chalcopyrite. An examp[...]texto impreso
Silicon substituted hydroxyapatite/VEGF scaffolds stimulate bone regeneration in osteoporotic sheep.
Casarrubios, L. ; Gómez-Cerezo, Natividad ; Sánchez Salcedo, Sandra ; Feito Castellano, María José ; Serrano, M.C. ; Saiz-Pardo, M. ; Ortega Menor, Lorena ; De Pablo, D. ; Díaz-Güemes, I. ; Fernández-Tomé, E. ; Enciso, S ; Portolés Pérez, María Teresa ; Sanchez-Margallo, F.M ; Arcos Navarrete, Daniel ; Vallet Regí, María ; Sanchez-Margallo, F. M. | Elsevier | 2019-10-31Silicon-substituted hydroxyapatite (SiHA) macroporous scaffolds have been prepared by robocasting. In order to optimize their bone regeneration properties, we have manufactured these scaffolds presenting different microstructures: nanocrystallin[...]texto impreso
Ortega Menor, Lorena ; Lunar Hernández, Rosario ; García Palomero, F. ; Moreno, Teresa | Mineralogical Association of Canada | 2004The Aguablanca Ni–Cu–PGE ore deposit, in southwestern Iberia, has a magmatic origin, and has been reworked by later skarn-related hydrothermal activity. Base-metal sulfides are associated with igneous cumulates displaying subvertical layering co[...]texto impreso
Ortega Menor, Lorena ; Millward, David ; Luque del Villar, Francisco Javier ; Fernández Barrenechea, José María ; Beyssac, Olivier ; Huizenga, Jan-Marten ; Rodas, Magdalena ; Clarke, S.M. | Elsevier Science Ltd | 2010The volcanic-hosted graphite deposit at Borrowdale in Cumbria, UK, was formed through precipitation from C–O–H fluids. The ?13C data indicate that carbon was incorporated into the mineralizing fluids by assimilation of carbonaceous metapelites o[...]texto impreso
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The central Iberian zone of the Hesperian Massif hosts a series of late Hercynian vein-type Sb deposits. One of them is the Mari Rosa mineralization hosted by metagreywackes and slates of the Schist-Greytexto 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
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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 [...]texto impreso
Luque del Villar, Francisco Javier ; Huizenga, Jan-Marten ; Crespo Feo, Elena ; Wada, Hideki ; Ortega Menor, Lorena ; Fernández Barrenechea, José María | Springer Science Business Media | 2014Graphite deposits result from the metamorphism of sedimentary rocks rich in carbonaceous matter or from precipitation from carbon-bearing fluids (or melts). The latter process forms vein deposits which are structurally controlled and usually occ[...]texto impreso
Merinero Palomares, Raúl ; Lunar Hernández, Rosario ; Ortega Menor, Lorena ; Piña García, Rubén ; Monterrubio Pérez, Serafín ; Gervilla, Fernando | Geoscienceworld | 2014-12Podiform chromitites occurring in the ultramafic bodies of Calzadilla de los Barros, in the Ossa-Morena zone of the Iberian Massif (SW Iberian Peninsula), were deformed and metamorphosed together with their host rocks, leading to the development[...]