{"id":33881,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/mineralogia-geoquimica-y-metalogenia-de-los-yacimientos-de-metales-base-y-de-antimonio-del-rif-interno-norte-de-marruecos\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"mineralogia-geoquimica-y-metalogenia-de-los-yacimientos-de-metales-base-y-de-antimonio-del-rif-interno-norte-de-marruecos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/mineralogia-geoquimica-y-metalogenia-de-los-yacimientos-de-metales-base-y-de-antimonio-del-rif-interno-norte-de-marruecos\/","title":{"rendered":"Mineralogia, geoquimica y metalogenia de los yacimientos de metales base y de antimonio del rif interno (norte de marruecos)."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Abdelmalek Fkihech <\/strong><\/h2>\n<p>En la regi\u00f3n comprendida entre ceuta y tetu\u00e1n (norte de marruecos) existen diversas mineralizaciones meso y epitermales asociadas a los contactos tect\u00f3nicos distensivos que separan los complejos de los s\u00e9btides y de los ghomarides. En estas mineralizaciones se han identificado cinco tipos caracterizados por asociaciones mineral\u00f3gicas y qu\u00edmicas diferentes, compuestos por: tipo i: cu-sb-co-ni-(as); tipo ii: cu-pb-zn-as-ni-(co-sb); tipo iii: cu-pb-zn; tipo iv: pb-zn-cu-sb-ag y tipo v: sb.  las secuencias paragen\u00e9ticas, los c\u00e1lculos geotermom\u00e9tricos, el estudio de inclusiones fluidas y los datos isot\u00f3picos definen una evoluci\u00f3n espacio-temporal de las mineralizaciones. Las parag\u00e9nesis con as, ni y co se formaron a partir de soluciones hitrotermales-magm\u00e1ticas, acuosas poco salinas, mientras que las mineralizaciones de sb lo hicieron a partir de soluciones ricas en nacl derivadas de una mezcla de aguas magm\u00e1ticas y superficiales \u00f3 marinas. El resto representan estadios intermedios. Las mineralizaciones pudieron estar relacionadas con la intrusi\u00f3n de diques de diabasas durante una etapa distensiva que tuvo lugar durante el tortoniense.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Mineralogia, geoquimica y metalogenia de los yacimientos de metales base y de antimonio del rif interno (norte de marruecos).<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Mineralogia, geoquimica y metalogenia de los yacimientos de metales base y de antimonio del rif interno (norte de marruecos). <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Abdelmalek Fkihech <\/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>ali Fenoll Hach<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Manuel Rodr\u00edguez Gallego <\/li>\n<li>Rafael Arana Castillo (vocal)<\/li>\n<li>Francisco Velasco Roldan (vocal)<\/li>\n<li>Constanza Fernandez-nieto Gonzalez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Abdelmalek Fkihech En la regi\u00f3n comprendida entre ceuta y tetu\u00e1n (norte de marruecos) existen diversas mineralizaciones meso [&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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