{"id":38631,"date":"2018-03-09T09:38:17","date_gmt":"2018-03-09T09:38:17","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/los-depositos-epitermales-de-ag-au-detemascaltepec-estado-de-mexico-mexico\/"},"modified":"2018-03-09T09:38:17","modified_gmt":"2018-03-09T09:38:17","slug":"los-depositos-epitermales-de-ag-au-detemascaltepec-estado-de-mexico-mexico","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/los-depositos-epitermales-de-ag-au-detemascaltepec-estado-de-mexico-mexico\/","title":{"rendered":"Los depositos epitermales de ag-au detemascaltepec (estado de mexico), mexico."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Antoni Camprubi Cano <\/strong><\/h2>\n<p>El distrito de temascaltepec, situado en la parte sw del estado de m\u00e9xico (m\u00e9xico), consta de tres zonas principales con dep\u00f3sitos epitermales de baja sulfuraci\u00f3n, denominados mina de agua, el coloso y la guitarra. Estos dep\u00f3sitos se hallan situados metalogen\u00e9ticamente en la parte meridional del cintur\u00f3n argent\u00edfero que se extiende paralelamente a la costa pac\u00edfica de m\u00e9xico. El inicio de la actividad minera conocida en la zona data del siglo xvi. El yacimiento m\u00e1s importante de distrito es el sistema la guitarra, actualmente explotado para ag-au, que est\u00e1 compuesto por varios filones encajados en un stock gran\u00edtico tardi-lar\u00e1mide, y se relaciona temporal y gen\u00e9ticamente con el vulcanismo andes\u00edtico-riol\u00edtico de la sierra madre occidental. Dos dataciones en adularia mediante termocronolog\u00eda de ar-ar dieron edades entre 33.3 y 33.1 m.A. (Oligoceno inferior). Las leyes medias que contiene son de 3.23 ppm au, 311 ppm ag. 515 ppm cu, 0,15% pb i 0,29% zn; las leyes de corte son 1.5 ppm au y 150 ppm ag.  las reservas existentes en el a\u00f1o 1997 se estimaron en 380,000 t. La guitarra consta de tres fases principales de mineralizaci\u00f3n (i, ii y iii) y cuatro subfases (a, b, c y d) en la fase ii. Las asociaciones minerales m\u00e1s tempranas en cada fase son sulfuros de metales de base, mientras que las m\u00e1s tard\u00edas contienen los minerales de ag y au, la abundancia relativa de los cuales aumenta con la elevaci\u00f3n en el sistema y con el tiempo. La fase i carece de au y su contenido de minerales de ag es muy bajo. La fase iii tiene el mayor contenido relativo de minerales de ag y au. En general, las asociaciones de metales preciosos (fases i, iib y iii) se inician con sulfosales de cu-ag y\/o sufosales de pb-ag y terminan con sulfosales de ag. Los principales minerales portadores de ag del dep\u00f3sito son proustita-pirargirita y tetredritas agent\u00edferas. Existe una estrecha relaci\u00f3n entre estas \u00faltimas y el electrum. El contenid<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Los depositos epitermales de ag-au detemascaltepec (estado de mexico), mexico.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Los depositos epitermales de ag-au detemascaltepec (estado de mexico), mexico. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Antoni Camprubi Cano <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/09\/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>Angels Canals Sabate<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Velasco roldan <\/li>\n<li>clarence White noel (vocal)<\/li>\n<li>fern\u00e1ndo Tornos arroyo (vocal)<\/li>\n<li>rosario Lunar hernandez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Antoni Camprubi Cano El distrito de temascaltepec, situado en la parte sw del estado de m\u00e9xico (m\u00e9xico), [&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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