{"id":8165,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/los-yacimientos-de-galena-y-fluorita-de-ruego-y-parzan-bielsa-pirineo-aragones\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"los-yacimientos-de-galena-y-fluorita-de-ruego-y-parzan-bielsa-pirineo-aragones","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/los-yacimientos-de-galena-y-fluorita-de-ruego-y-parzan-bielsa-pirineo-aragones\/","title":{"rendered":"Los yacimientos de galena y fluorita de ruego y parzan (bielsa, pirineo aragones)."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Isabel Fanlo Gonzalez <\/strong><\/h2>\n<p>Los yacimientos de ruego y parzan estan situados en el pirineo occidental, en la \u00abzona axial pirenaica\u00bb: son filones que rellenan fracturas conjugadas tardihercinicas de direccion e-w a ene-wsw que ponen en contacto materiales graniticos con \u00abred beds\u00bb triasicas. La mineralizacion esta compuesta por fluorita, galena, pirita, esfalerita y calcopirita; localmente aparece siegenita. Se observan importantes alteraciones que afectan a ambos hastiales en diferentes grados, destacando piritizacion, silicificacion y sericitizacion.  el fluido mineralizador tiene caracteristicas similares a las \u00abbasament brines\u00bb: salinidad media alta y temperaturas que no superan los 200. C. Asimilables a un sistema h20-nacl-cac12. Este fluido evoluciono en el tiempo con un aumento continuado de la salinidad, en un regimen casi isotermico. Los ree de las fluoritas proceden del granito e indican la existencialmente un unico fluido. Los isotopos de s en sulfuros sugieren la existencia de, al menos, dos fuentes para el s, una magnatica y otra procedente de la serie paleozoica. Estas mineralizaciones se formaron desde el muschelkalk al cretacico superior, periodo caracterizado por elevados gradientes termicos y un ambiente tectonico distensivo con adelgazamiento cortical.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Los yacimientos de galena y fluorita de ruego y parzan (bielsa, pirineo aragones).<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Los yacimientos de galena y fluorita de ruego y parzan (bielsa, pirineo aragones). <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Isabel Fanlo Gonzalez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Zaragoza<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/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>nieto Gonzalez Fernandez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Manuel Gonzalez Lopez <\/li>\n<li>Jorge Loredo Perez (vocal)<\/li>\n<li>Rosario Lunar Hernandez (vocal)<\/li>\n<li>Esteve Cardellach Lopez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Isabel Fanlo Gonzalez Los yacimientos de ruego y parzan estan situados en el pirineo occidental, en la [&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 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