{"id":19872,"date":"2026-04-21T13:37:55","date_gmt":"2026-04-21T13:37:55","guid":{"rendered":"https:\/\/stesa.com\/mapas\/?post_type=ficha&#038;p=19872"},"modified":"2026-04-21T13:37:55","modified_gmt":"2026-04-21T13:37:55","slug":"campo-volcanico-de-payun-en-argentina","status":"publish","type":"ficha","link":"https:\/\/stesa.com\/mapas\/doc\/campo-volcanico-de-payun-en-argentina\/","title":{"rendered":"Campo volc\u00e1nico de Pay\u00fan, en Argentina"},"content":{"rendered":"<p>Situado en la cordillera de los Andes meridionales, el <strong>campo volc\u00e1nico de Pay\u00fan, en Argentina <a href=\"https:\/\/stesa.com\/mapas\/wp-content\/uploads\/19872\/Campo-volcanico-de-Payun-en-Argentina-2001.pdf\" target=\"_blank\" rel=\"noopener\">(formato PDF)<\/a><\/strong>, es un paisaje complejo que se form\u00f3 a lo largo de cientos de miles de a\u00f1os. Con una extensi\u00f3n de m\u00e1s de 5200 kil\u00f3metros cuadrados, Pay\u00fan es un enorme volc\u00e1n en escudo, una amplia formaci\u00f3n que se asemeja a un antiguo escudo de guerrero.<\/p>\n<p>Esta imagen en falso color es una composici\u00f3n de observaciones obtenidas el 7 de febrero y el 20 de marzo de 2001 por el sensor Enhanced Thematic Mapper Plus del sat\u00e9lite Landsat 7. Se cre\u00f3 a partir de una combinaci\u00f3n de luz visible e infrarroja, donde el verde indica vegetaci\u00f3n, el negro flujos de lava y el naranja roca desnuda rica en \u00f3xidos de hierro.<\/p>\n<p>Parte del vulcanismo de trasarco de los Andes, Pay\u00fan se encuentra a unos 530 kil\u00f3metros al este de la subducci\u00f3n de la placa de Nazca bajo la placa sudamericana. Como era de esperar, una zona volc\u00e1nica se extiende a lo largo de unos 1000 kil\u00f3metros de norte a sur en esta regi\u00f3n. Seg\u00fan un estudio publicado en 2010, la geolog\u00eda regional y la composici\u00f3n qu\u00edmica de las rocas indican que el campo volc\u00e1nico probablemente se form\u00f3 en los \u00faltimos 300\u00a0000 a\u00f1os.<\/p>\n<p>La caracter\u00edstica dominante del campo volc\u00e1nico es Pay\u00fan Matru, una caldera el\u00edptica de aproximadamente 9 por 7 kil\u00f3metros (6 por 4 millas). Los ge\u00f3logos suponen que la caldera se form\u00f3 tras el vaciado de la antigua c\u00e1mara magm\u00e1tica y el colapso de la cima. Al suroeste de la caldera se encuentra un estratovolc\u00e1n compuesto por capas alternas de ceniza compactada, lava solidificada y rocas expulsadas durante erupciones anteriores. Este estratovolc\u00e1n, Pay\u00fan, se eleva a 3680 metros sobre el nivel del mar. (Todo el campo volc\u00e1nico se sit\u00faa a 2000 metros).<\/p>\n<p>Si bien el estratovolc\u00e1n es la caracter\u00edstica m\u00e1s prominente del campo volc\u00e1nico, no es la \u00fanica. M\u00e1s de 300 estructuras eruptivas se encuentran dispersas por el volc\u00e1n en escudo, la mayor\u00eda de ellas dispuestas en direcci\u00f3n este-oeste. Al oeste de Pay\u00fan Matru se encuentra una zona conocida como Los Volcanes, un conjunto de conos estrombolianos y flujos de lava bas\u00e1ltica.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Situado en la cordillera de los Andes meridionales, el campo volc\u00e1nico de Pay\u00fan, en Argentina (formato PDF), es un paisaje complejo que se form\u00f3 a lo largo &#8230;<\/p>\n","protected":false},"author":1,"featured_media":19873,"template":"","categoria_ficha":[2193],"class_list":["post-19872","ficha","type-ficha","status-publish","has-post-thumbnail","hentry","categoria_ficha-mapas-de-la-provincia-de-mendoza"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Campo volc\u00e1nico de Pay\u00fan, en Argentina - Galer\u00eda de mapas<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/stesa.com\/mapas\/doc\/campo-volcanico-de-payun-en-argentina\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Campo volc\u00e1nico de Pay\u00fan, en Argentina - 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