{"id":11635,"date":"2026-06-16T16:25:42","date_gmt":"2026-06-16T16:25:42","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/?p=11635"},"modified":"2026-06-16T16:27:42","modified_gmt":"2026-06-16T16:27:42","slug":"le-tephra-de-romont-en-belgique","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2026\/06\/16\/le-tephra-de-romont-en-belgique\/","title":{"rendered":"Le tephra de Romont en Belgique"},"content":{"rendered":"<p>Un niveau de retomb\u00e9es volcaniques, appel\u00e9 \u00ab\u00a0tephra\u00a0\u00bb ou \u00ab\u00a0t\u00e9phra\u00a0\u00bb de Rocourt, est rep\u00e9r\u00e9 dans une bonne partie de la Belgique (Juvign\u00e9, 1993). Il est dat\u00e9 de 78\u00a0000 \u00e0 80\u00a0000 ans et proviendrait de la province volcanique de l\u2019Eifel en Allemagne.<\/p>\n<p>Nous venons de pr\u00e9ciser ce niveau (\u00ab\u00a0stratotype\u00a0\u00bb) \u00e0 Romont en Belgique. Un article scientifique tout r\u00e9cent est publi\u00e9\u00a0:<\/p>\n<p>Pouclet A., Bardintzeff J.M., Pirson S. et Juvign\u00e9 \u00c9. (2026) &#8211; The Romont tephrostratotype of the Rocourt tephra, a widespread chronostratigraphic marker in western Europe. Geologica Belgica, 29, 1-2, 17-25.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-11638\" src=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2026\/06\/Romont.Fig1_.low_-450x327.jpg\" alt=\"\" width=\"450\" height=\"327\" srcset=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2026\/06\/Romont.Fig1_.low_-450x327.jpg 450w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2026\/06\/Romont.Fig1_.low_-1024x745.jpg 1024w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2026\/06\/Romont.Fig1_.low_-768x559.jpg 768w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2026\/06\/Romont.Fig1_.low_.jpg 1417w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/p>\n<p>La figure 1 de l\u2019article (Pouclet et al., 2026)\u00a0: l\u2019extension du tephra de Rocourt (trait violet), points rouges = sites o\u00f9 le tephra a \u00e9t\u00e9 rep\u00e9r\u00e9. Les provinces volcaniques en Allemagne\u00a0: Eifel ouest (WEVF) et Eifel est (EEVF).<\/p>\n<p><!--more--><\/p>\n<p>Pour lire l\u2019article\u00a0:<\/p>\n<p><a href=\"https:\/\/popups.uliege.be\/1374-8505\/index.php?id=7371&amp;file=1&amp;pid=7357\">https:\/\/popups.uliege.be\/1374-8505\/index.php?id=7371&amp;file=1&amp;pid=7357<\/a><\/p>\n<p>L\u2019origine exacte du tephra de Rocourt-Romont reste pour l\u2019instant un myst\u00e8re. Voir mon blog du 23\/6\/2024\u00a0:<\/p>\n<p><a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2024\/06\/23\/le-mystere-du-tephra-de-rocourt\/\">https:\/\/blogs.futura-sciences.com\/bardintzeff\/2024\/06\/23\/le-mystere-du-tephra-de-rocourt\/<\/a><\/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>Un niveau de retomb\u00e9es volcaniques, appel\u00e9 \u00ab\u00a0tephra\u00a0\u00bb ou \u00ab\u00a0t\u00e9phra\u00a0\u00bb de Rocourt, est rep\u00e9r\u00e9 dans une bonne partie de la Belgique (Juvign\u00e9, 1993). Il est dat\u00e9 de 78\u00a0000 \u00e0 80\u00a0000 ans et proviendrait de la province volcanique de l\u2019Eifel en Allemagne. Nous venons de pr\u00e9ciser ce niveau (\u00ab\u00a0stratotype\u00a0\u00bb) \u00e0 Romont en Belgique. Un article scientifique tout &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2026\/06\/16\/le-tephra-de-romont-en-belgique\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Le tephra de Romont en Belgique<\/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":[6],"tags":[2107,21,2964,2110,3206,2967,2968,766,2969,3207,586],"class_list":["post-11635","post","type-post","status-publish","format-standard","hentry","category-actualites","tag-allemagne","tag-bardintzeff","tag-belgique","tag-eifel","tag-geologica-belgica","tag-juvigne","tag-pirson","tag-pouclet","tag-rocourt","tag-romont","tag-tephra"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Le tephra de Romont en Belgique, 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\/2026\/06\/16\/le-tephra-de-romont-en-belgique\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le tephra de Romont en Belgique, par Jacques-Marie Bardintzeff\" \/>\n<meta property=\"og:description\" content=\"Un niveau de retomb\u00e9es volcaniques, appel\u00e9 \u00ab\u00a0tephra\u00a0\u00bb ou \u00ab\u00a0t\u00e9phra\u00a0\u00bb de Rocourt, est rep\u00e9r\u00e9 dans une bonne partie de la Belgique (Juvign\u00e9, 1993). Il est dat\u00e9 de 78\u00a0000 \u00e0 80\u00a0000 ans et proviendrait de la province volcanique de l\u2019Eifel en Allemagne. Nous venons de pr\u00e9ciser ce niveau (\u00ab\u00a0stratotype\u00a0\u00bb) \u00e0 Romont en Belgique. 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