{"id":19965,"date":"2026-04-21T19:33:03","date_gmt":"2026-04-21T19:33:03","guid":{"rendered":"https:\/\/stesa.com\/mapas\/?post_type=ficha&#038;p=19965"},"modified":"2026-04-21T19:33:03","modified_gmt":"2026-04-21T19:33:03","slug":"mapa-geologico-de-la-provincia-de-rio-negro","status":"publish","type":"ficha","link":"https:\/\/stesa.com\/mapas\/doc\/mapa-geologico-de-la-provincia-de-rio-negro\/","title":{"rendered":"Mapa geol\u00f3gico de la provincia de R\u00edo Negro"},"content":{"rendered":"<p style=\"text-align: center;\"><label style=\"font-size: 15px;\">Mapa geol\u00f3gico de la provincia de R\u00edo Negro <a href=\"https:\/\/stesa.com\/mapas\/wp-content\/uploads\/19965\/Mapa-geologico-de-la-provincia-de-Rio-Negro.pdf\" target=\"_blank\" rel=\"noopener\">(formato PDF)<\/a>.<\/label><\/p>\n<p><strong>Geolog\u00eda de la provincia de R\u00edo Negro<\/strong><\/p>\n<p>La Provincia de R\u00edo Negro posee una geolog\u00eda muy diversa, resultado de procesos tect\u00f3nicos, volc\u00e1nicos, sedimentarios y erosivos desarrollados a lo largo de millones de a\u00f1os. Su territorio se extiende desde la cordillera andina hasta las mesetas y costas atl\u00e1nticas, lo que explica la variedad de paisajes y formaciones rocosas.<\/p>\n<p><strong>Unidades geol\u00f3gicas principales<\/strong><\/p>\n<p><strong>Cordillera andina<\/strong><\/p>\n<p>En el oeste provincial.<\/p>\n<ul>\n<li>Predominan rocas \u00edgneas, metam\u00f3rficas y sedimentarias deformadas por la orogenia andina.<\/li>\n<li>Presencia de lagos glaciarios, valles en U y morenas.<\/li>\n<li>Actividad tect\u00f3nica relativamente reciente.<\/li>\n<\/ul>\n<p><strong>Mesetas patag\u00f3nicas<\/strong><\/p>\n<p>Ocupan gran parte del centro y sur.<\/p>\n<ul>\n<li>Formadas por capas sedimentarias y mantos bas\u00e1lticos.<\/li>\n<li>Amplias planicies elevadas modeladas por erosi\u00f3n e\u00f3lica e h\u00eddrica.<\/li>\n<li>Escarpes y ca\u00f1adones frecuentes.<\/li>\n<\/ul>\n<p><strong>Valles fluviales<\/strong><\/p>\n<p>Especialmente el valle del R\u00edo Negro.<\/p>\n<ul>\n<li>Sedimentos aluviales f\u00e9rtiles acumulados por antiguos cursos de agua.<\/li>\n<li>Terrazas fluviales y planicies de inundaci\u00f3n.<\/li>\n<\/ul>\n<p><strong>Costa atl\u00e1ntica<\/strong><\/p>\n<ul>\n<li>Acantilados marinos, playas y dep\u00f3sitos costeros.<\/li>\n<li>Restos f\u00f3siles marinos y continentales en distintos sectores.<\/li>\n<\/ul>\n<p><strong>Volcanismo<\/strong><\/p>\n<p>Varias \u00e1reas presentan rocas volc\u00e1nicas antiguas:<\/p>\n<ul>\n<li>Basaltos extensos en mesetas.<\/li>\n<li>Conos y campos volc\u00e1nicos en sectores patag\u00f3nicos cercanos.<\/li>\n<li>Relieves escalonados asociados a coladas de lava.<\/li>\n<\/ul>\n<p><strong>Recursos naturales<\/strong><\/p>\n<ul>\n<li>Petr\u00f3leo y gas en \u00e1reas del norte.<\/li>\n<li>Minerales no metal\u00edferos.<\/li>\n<li>Rocas para construcci\u00f3n.<\/li>\n<li>Suelos f\u00e9rtiles en valles irrigados.<\/li>\n<\/ul>\n<p><strong>Riesgos geol\u00f3gicos<\/strong><\/p>\n<ul>\n<li>Sismicidad baja a moderada (mayor hacia el oeste andino).<\/li>\n<li>Erosi\u00f3n e\u00f3lica en mesetas \u00e1ridas.<\/li>\n<li>Deslizamientos en laderas cordilleranas.<\/li>\n<li>Inundaciones localizadas en valles.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>La Provincia de R\u00edo Negro posee una geolog\u00eda muy diversa, resultado de procesos tect\u00f3nicos, volc\u00e1nicos, sedimentarios y erosivos desarrollados a lo largo de &#8230;<\/p>\n","protected":false},"author":1,"featured_media":19967,"template":"","categoria_ficha":[2196],"class_list":["post-19965","ficha","type-ficha","status-publish","has-post-thumbnail","hentry","categoria_ficha-mapas-de-la-provincia-de-rio-negro"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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