Zobrazeno 1 - 9 of 9 pro vyhledávání: '"Ugidos, José María"'
1
El límite Cámbrico-Ordovícico en el sinclinal de la Peña de Francia: Evidencias litológicas, sedimentológicas y geoquímicas
Autor: Valladares, María Isabel, Barba, Pedro, Ugidos, José María, González Clavijo, Emilio J.
Several levels of conglomerate cropping out in the Peña de Francia syncline were previously included in the Ordovician basal unit. However, a Lower Cambrian conglomerate can be identified inside, even in the areas where the basal Ordovician unconfor
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______1388::6a32a954f8275526d3f7adb34a9929a8
https://hdl.handle.net/10272/7964
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2
The Cambrian-Ordovician boundary in the Peña de Francia syncline: lithological, sedimentological and geochemical evidences
Autor: Valladares, María Isabel, Barba, Pedro, Ugidos, José María, González Clavijo, Emilio J.
Publikováno v: Arias Montano. Repositorio Institucional de la Universidad de Huelva
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Several levels of conglomerate cropping out in the Peña de Francia syncline were previously included in the Ordovician basal unit. However, a Lower Cambrian conglomerate can be identified inside, even in the areas where the basal Ordovician unconfor
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=RECOLECTA___::6a32a954f8275526d3f7adb34a9929a8
http://hdl.handle.net/10272/7964
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3
The volcanic clasts from the basal conglomerate of Herrería Fm: Evidences of a Neoproterozoic volcanism in the lower Cambrian
Autor: Rubio Ordóñez, Álvaro, Barba, Pedro, Cuesta, Andrés, Gallastegui, G., Suárez Hernando, Oier, Ugidos, José María, Valladares, María Isabel
Publikováno v: Arias Montano. Repositorio Institucional de la Universidad de Huelva
instname
In the East limb of the Narcea Antiform (Iberian massif) outcrops siliciclastic Cambrian materials with uncomformity disposition over the Neoproterozoic Narcea Slates. The lower Cambrian Herrería Fm. in the Cantabrian Zone includes a conglomeratic u
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=RECOLECTA___::681be42debf39661f13b19cfc019ecc1
http://hdl.handle.net/10272/8943
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4
Evidencia geoquímica de un área fuente común para las pelitas del Neoproterozoico Superior-Cámbrico Inferior en las Zonas Asturoccidental Leonesa, Cantábrica y Centro Ibérica
Autor: Ugidos, José María, Barba, Pedro, Valladares, M. X.
The Upper Neoproterozoic shales of the West Asturian-Leonese and Cantabrian Zones are geochemically very homogeneous and show similar mean contents of Zr, Hf, Nb, rare earth elements, Y, Th, U, V, Cr, Co and Ni andelement ratios such as A!2OJTiOy Rb/
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______1388::ace38c9d1fcd1e583ba41d31a2858913
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5
Los cantos volcánicos del conglomerado basal de la Fm. Herrería: Evidencias de un Volcanismo Neoproterozoico en la base del Cámbrico
Autor: Rubio Ordóñez, Álvaro, Barba, Pedro, Cuesta, Andrés, Gallastegui, G., Suárez Hernando, Oier, Ugidos, José María, Valladares, María Isabel
In the East limb of the Narcea Antiform (Iberian massif) outcrops siliciclastic Cambrian materials with uncomformity disposition over the Neoproterozoic Narcea Slates. The lower Cambrian Herrería Fm. in the Cantabrian Zone includes a conglomeratic u
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______1388::681be42debf39661f13b19cfc019ecc1
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6
Caracterización geoquímica de las pizarras negras de las formaciones del Ordovícico Medio-Silúrico dei sinclinal de Truchas
Autor: Ugidos, José María, Barba, Pedro, Lombardero, M.
The contents of TÍO,, Al2Oy P20., Rb, rare earth elements and Zr and some element ratios such as Al2OJ TiOy Rb/Zr and Ti/Nb in black shales can be combined to discriminate among different Middle and Upper Ordovician formations in the La Cabrera regi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______1388::19865a43b161d7f1237a302bec434c92
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7
Geochemical characterization of black shales in the Middle Ordovician-Silurian formations of the Truchas synclinei
Autor: Ugidos, José María, Barba, Pedro, Lombardero, M.
Publikováno v: Arias Montano. Repositorio Institucional de la Universidad de Huelva
instname
The contents of TÍO,, Al2Oy P20., Rb, rare earth elements and Zr and some element ratios such as Al2OJ TiOy Rb/Zr and Ti/Nb in black shales can be combined to discriminate among different Middle and Upper Ordovician formations in the La Cabrera regi
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=RECOLECTA___::19865a43b161d7f1237a302bec434c92
http://hdl.handle.net/10272/8915
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8
Geochemical evidence for a common source area for the Upper Neoproterozoic-Lower Cambrian shales in the West Asturian-Leohese, Cantabrian and Central Iberian Zones
Autor: Ugidos, José María, Barba, Pedro, Valladares, M. X.
Publikováno v: Arias Montano. Repositorio Institucional de la Universidad de Huelva
instname
The Upper Neoproterozoic shales of the West Asturian-Leonese and Cantabrian Zones are geochemically very homogeneous and show similar mean contents of Zr, Hf, Nb, rare earth elements, Y, Th, U, V, Cr, Co and Ni andelement ratios such as A!2OJTiOy Rb/
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=RECOLECTA___::ace38c9d1fcd1e583ba41d31a2858913
http://hdl.handle.net/10272/8936
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9
ô 180 of granites from the Western Central Iberian Massif, Spain
Autor: Ugidos, José María, Fallick, A. E., Recio, C.
Publikováno v: Arias Montano. Repositorio Institucional de la Universidad de Huelva
instname
Se han determinado las relaciones isotópicas de oxígeno de varios tipos de granitos y migmatitas (nebulitas cordieríticas) en sectores occidentales del Macizo Central español. Granitos biotíticos y biotítico-anfibólicos muestran valores de ð1
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::82dc9c5b9d6f83e44e29b5a0a1c2ef3c
http://hdl.handle.net/10272/18344
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