{"id":33819,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-los-fenomenos-de-fusion-cortical-y-generacion-de-granitoides-asociados-a-las-peridotitas-de-ronda\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"estudio-de-los-fenomenos-de-fusion-cortical-y-generacion-de-granitoides-asociados-a-las-peridotitas-de-ronda","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/estudio-de-los-fenomenos-de-fusion-cortical-y-generacion-de-granitoides-asociados-a-las-peridotitas-de-ronda\/","title":{"rendered":"Estudio de los fenomenos de fusion cortical y generacion de granitoides asociados a las peridotitas de ronda."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Antonio Acosta Vigil <\/strong><\/h2>\n<p>En los alpuj\u00e1rrides occidentales (zonas internas de las cordilleras b\u00e9ticas) afloran distintos macizos ultrab\u00e1sico de procedencia mant\u00e9lica, que han sido agrupados bajo el nombre de peridotitas de ronda. Estas constituyen una l\u00e1mina tect\u00f3nica de espesor variable entre 1.5 y 4.5 km, emplazadas entre unidades tect\u00f3nicas de naturaleza cortical.  las peridotitas de ronda se encuentran atravesadas por numerosos diques de composici\u00f3n qu\u00edmica y mineral\u00f3gica variable, mayoritariamente gran\u00edtica. Estructuralmente por debajo de las peridotitas, y siempre en contacto con \u00e9stas, afloran migmatitas de composici\u00f3n pel\u00edtica o cuarzo-feldesp\u00e1tica.  las relaciones de campo, as\u00ed como los datos mineral\u00f3gicos texturales, geoqu\u00edmicos, isot\u00f3picos y geocronol\u00f3gicos, indican que las peridotitas de ronda se emplazaron sobre un complejo migmat\u00edtico herc\u00ednico, produciendo un nuevo evento de fusi\u00f3n parcial, \u00e9ste de edad alpina, en los materiales corticales infrayacentes, en el contacto con las peridotitas. La funsi\u00f3n parcial fu\u00e9 favorecida por la entrada de fluidos ricos en b, externos al sistema. El fundido leucogran\u00edtico escap\u00f3 de la zona fuente y ascendi\u00f3, intruyendo en las peridotitas como pulsos de fundido independientes. Las diferencias composicionales entre los distintos diques gran\u00edticos se pueden explicar por procesos de diferenciaci\u00f3n como la fusi\u00f3n parcial secuencial, la desmezcla de restitas, la cristalizaci\u00f3n fraccionada y la contaminaci\u00f3n por las peridotitas.  durante el ascenso y la cristalizaci\u00f3n de los fundidos gran\u00edticos se produjo una interacci\u00f3n entre \u00e9stos y la peridotita, causando caracter\u00edsticas composicionales an\u00f3malas en los leucogranitos, entre las que destacan las bajas relaciones fe\/fe+mg y 8\/sr\/86sr; gener\u00e1ndose leucodioritas y leucotonalitas en la zona de contacto entre peridotitas y fundido gran\u00edtico; y produci\u00e9ndose una liberaci\u00f3n de fluidos ricos en b, que dieron lugar a la serpe<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de los fenomenos de fusion cortical y generacion de granitoides asociados a las peridotitas de ronda.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de los fenomenos de fusion cortical y generacion de granitoides asociados a las peridotitas de ronda. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Antonio Acosta Vigil <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Fernando Bea Barredo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Gonzalez Lodeiro <\/li>\n<li>B. Fershtater German (vocal)<\/li>\n<li>Luis Guillermo Corretg\u00e9 Casta\u00f1\u00f3n (vocal)<\/li>\n<li>Ofelia Su\u00e1rez M\u00e9ndez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Antonio Acosta Vigil En los alpuj\u00e1rrides occidentales (zonas internas de las cordilleras b\u00e9ticas) afloran distintos macizos ultrab\u00e1sico [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[27,953,232],"tags":[91926,91927,3935,21742,5133,25323],"class_list":["post-33819","post","type-post","status-publish","format-standard","hentry","category-ciencias-de-la-tierra-y-del-espacio","category-geologia","category-mineralogia","tag-antonio-acosta-vigil","tag-b-fershtater-german","tag-fernando-bea-barredo","tag-francisco-gonzalez-lodeiro","tag-luis-guillermo-corretge-castanon","tag-ofelia-suarez-mendez"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/33819","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=33819"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/33819\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=33819"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=33819"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=33819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}