{"id":671,"date":"2015-06-20T16:27:00","date_gmt":"2015-06-20T16:27:00","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/?p=671"},"modified":"2015-06-20T16:28:39","modified_gmt":"2015-06-20T16:28:39","slug":"intrusions-volcaniques-sill-neck","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/","title":{"rendered":"Intrusions volcaniques : sill, neck"},"content":{"rendered":"<p>Apr\u00e8s les dykes du Cap-Vert (mon blog du 6 juin) et ceux d\u2019Auvergne (mon blog du 11 juin), voici d\u2019autres types d\u2019intrusions : sill et neck.<\/p>\n<p><a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.2012.Tuili\u00e8re_Sanadoire.signe_.jpg\" rel=\"lightbox[671]\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-672\" src=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.2012.Tuili\u00e8re_Sanadoire.signe_-450x337.jpg\" alt=\"Bardintzeff.2012.Tuili\u00e8re_Sanadoire.signe\" width=\"557\" height=\"417\" srcset=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.2012.Tuili\u00e8re_Sanadoire.signe_-450x337.jpg 450w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.2012.Tuili\u00e8re_Sanadoire.signe_-1024x768.jpg 1024w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.2012.Tuili\u00e8re_Sanadoire.signe_.jpg 1134w\" sizes=\"auto, (max-width: 557px) 100vw, 557px\" \/><\/a><\/p>\n<p>En Auvergne, dans le massif du Mont-Dore, les c\u00e9l\u00e8bres roches jumelles phonolitiques Tuili\u00e8re (\u00e0 gauche) et Sanadoire (\u00e0 droite) se font face pour l\u2019\u00e9ternit\u00e9, vues depuis le col de Gu\u00e9ry (\u00a9 J.M. Bardintzeff).<\/p>\n<p><!--more--><\/p>\n<p>Les sills sont des intrusions horizontales, entre des coul\u00e9es pr\u00e9existantes : ils correspondent \u00e0 des \u00ab filons-couches \u00bb respectant la stratigraphie g\u00e9n\u00e9rale du volcan. Les prismations sont donc verticales.<\/p>\n<p><a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_.jpg\" rel=\"lightbox[671]\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-674\" src=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_-450x300.jpg\" alt=\"Bardintzeff.AUV.1994.25.5-34.Tuiliere.signe\" width=\"554\" height=\"369\" srcset=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_-450x300.jpg 450w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_-1024x683.jpg 1024w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_.jpg 1417w\" sizes=\"auto, (max-width: 554px) 100vw, 554px\" \/><\/a><\/p>\n<p>La roche Tuili\u00e8re (dat\u00e9e \u00e0 1,9 millions d\u2019ann\u00e9es) est un gigantesque sill d\u2019une centaine de m\u00e8tres d\u2019\u00e9paisseur. Les colonnes se d\u00e9bitent en lauzes mimant des tuiles, d\u2019o\u00f9 le nom de la roche (\u00a9 J.M. Bardintzeff).<\/p>\n<p>Les necks, caract\u00e9ris\u00e9s par une prismation radiaire, r\u00e9sultent d\u2019anciennes chemin\u00e9es volcaniques combl\u00e9es.<\/p>\n<p><a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-35.Sanadoire.signe_.jpg\" rel=\"lightbox[671]\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-675\" src=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-35.Sanadoire.signe_-450x294.jpg\" alt=\"Bardintzeff.AUV.1994.25.5-35.Sanadoire.signe\" width=\"576\" height=\"376\" srcset=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-35.Sanadoire.signe_-450x294.jpg 450w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-35.Sanadoire.signe_-1024x670.jpg 1024w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-35.Sanadoire.signe_.jpg 1417w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/a><br \/>\nLa roche Sanadoire (2,2 millions d\u2019ann\u00e9es) est un \u00ab poly-necks \u00bb, form\u00e9 par la juxtaposition de sept unit\u00e9s coalescentes (\u00a9 J.M. Bardintzeff).<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Apr\u00e8s les dykes du Cap-Vert (mon blog du 6 juin) et ceux d\u2019Auvergne (mon blog du 11 juin), voici d\u2019autres types d\u2019intrusions : sill et neck. En Auvergne, dans le massif du Mont-Dore, les c\u00e9l\u00e8bres roches jumelles phonolitiques Tuili\u00e8re (\u00e0 gauche) et Sanadoire (\u00e0 droite) se font face pour l\u2019\u00e9ternit\u00e9, vues depuis le col de &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Intrusions volcaniques : sill, neck<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[8],"tags":[183,199,182,137,200,181,201,3],"class_list":["post-671","post","type-post","status-publish","format-standard","hentry","category-voyages","tag-intrusion","tag-mont-dore","tag-neck","tag-phonolite","tag-sanadoire","tag-sill","tag-tuiliere","tag-volcan"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Intrusions volcaniques : sill, neck, par Jacques-Marie Bardintzeff<\/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:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Intrusions volcaniques : sill, neck, par Jacques-Marie Bardintzeff\" \/>\n<meta property=\"og:description\" content=\"Apr\u00e8s les dykes du Cap-Vert (mon blog du 6 juin) et ceux d\u2019Auvergne (mon blog du 11 juin), voici d\u2019autres types d\u2019intrusions : sill et neck. En Auvergne, dans le massif du Mont-Dore, les c\u00e9l\u00e8bres roches jumelles phonolitiques Tuili\u00e8re (\u00e0 gauche) et Sanadoire (\u00e0 droite) se font face pour l\u2019\u00e9ternit\u00e9, vues depuis le col de &hellip; Continuer la lecture de Intrusions volcaniques : sill, neck &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/\" \/>\n<meta property=\"og:site_name\" content=\"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue\" \/>\n<meta property=\"article:published_time\" content=\"2015-06-20T16:27:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2015-06-20T16:28:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_-450x300.jpg\" \/>\n<meta name=\"author\" content=\"jmbardintzeff\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"jmbardintzeff\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/\",\"name\":\"Intrusions volcaniques : sill, neck, par Jacques-Marie Bardintzeff\",\"isPartOf\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_-450x300.jpg\",\"datePublished\":\"2015-06-20T16:27:00+00:00\",\"dateModified\":\"2015-06-20T16:28:39+00:00\",\"author\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#\/schema\/person\/974e1e0324e3e06f08253784e8eca61e\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/#primaryimage\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_.jpg\",\"contentUrl\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_.jpg\",\"width\":1417,\"height\":945},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#website\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/\",\"name\":\"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue\",\"description\":\"Les volcans ? Passionn\u00e9ment ! Les volcans ne sont pas toujours m\u00e9chants, ils sont aussi les t\u00e9moins de la Terre active !\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#\/schema\/person\/974e1e0324e3e06f08253784e8eca61e\",\"name\":\"jmbardintzeff\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/d38cb5297008217786910838f2aa1bda?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/d38cb5297008217786910838f2aa1bda?s=96&d=mm&r=g\",\"caption\":\"jmbardintzeff\"},\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/author\/jmbardintzeff\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Intrusions volcaniques : sill, neck, par Jacques-Marie Bardintzeff","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/","og_locale":"fr_FR","og_type":"article","og_title":"Intrusions volcaniques : sill, neck, par Jacques-Marie Bardintzeff","og_description":"Apr\u00e8s les dykes du Cap-Vert (mon blog du 6 juin) et ceux d\u2019Auvergne (mon blog du 11 juin), voici d\u2019autres types d\u2019intrusions : sill et neck. En Auvergne, dans le massif du Mont-Dore, les c\u00e9l\u00e8bres roches jumelles phonolitiques Tuili\u00e8re (\u00e0 gauche) et Sanadoire (\u00e0 droite) se font face pour l\u2019\u00e9ternit\u00e9, vues depuis le col de &hellip; Continuer la lecture de Intrusions volcaniques : sill, neck &rarr;","og_url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/","og_site_name":"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue","article_published_time":"2015-06-20T16:27:00+00:00","article_modified_time":"2015-06-20T16:28:39+00:00","og_image":[{"url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_-450x300.jpg","type":"","width":"","height":""}],"author":"jmbardintzeff","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"jmbardintzeff","Dur\u00e9e de lecture estim\u00e9e":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/","url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/","name":"Intrusions volcaniques : sill, neck, par Jacques-Marie Bardintzeff","isPartOf":{"@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#website"},"primaryImageOfPage":{"@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/#primaryimage"},"image":{"@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/#primaryimage"},"thumbnailUrl":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_-450x300.jpg","datePublished":"2015-06-20T16:27:00+00:00","dateModified":"2015-06-20T16:28:39+00:00","author":{"@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#\/schema\/person\/974e1e0324e3e06f08253784e8eca61e"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2015\/06\/20\/intrusions-volcaniques-sill-neck\/#primaryimage","url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_.jpg","contentUrl":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2015\/06\/Bardintzeff.AUV_.1994.25.5-34.Tuiliere.signe_.jpg","width":1417,"height":945},{"@type":"WebSite","@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#website","url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/","name":"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue","description":"Les volcans ? Passionn\u00e9ment ! Les volcans ne sont pas toujours m\u00e9chants, ils sont aussi les t\u00e9moins de la Terre active !","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#\/schema\/person\/974e1e0324e3e06f08253784e8eca61e","name":"jmbardintzeff","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/d38cb5297008217786910838f2aa1bda?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/d38cb5297008217786910838f2aa1bda?s=96&d=mm&r=g","caption":"jmbardintzeff"},"url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/author\/jmbardintzeff\/"}]}},"_links":{"self":[{"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/posts\/671","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/comments?post=671"}],"version-history":[{"count":3,"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/posts\/671\/revisions"}],"predecessor-version":[{"id":677,"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/posts\/671\/revisions\/677"}],"wp:attachment":[{"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/media?parent=671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/categories?post=671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-json\/wp\/v2\/tags?post=671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}