{"id":335,"date":"2024-02-12T22:32:01","date_gmt":"2024-02-12T21:32:01","guid":{"rendered":"https:\/\/ssnhs17.fr\/?p=335"},"modified":"2024-02-12T22:35:21","modified_gmt":"2024-02-12T21:35:21","slug":"sortie-a-la-carriere-de-la-grande-palisse-a-nanteuil-79","status":"publish","type":"post","link":"https:\/\/ssnhs17.fr\/?p=335","title":{"rendered":"SORTIE A LA CARRI\u00c8RE DE LA GRANDE PALISSE A NANTEUIL (79)"},"content":{"rendered":"\n<p>Sortie le 04 F\u00c9VRIER 2024<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1024x768.jpg\" alt=\"\" class=\"wp-image-337\" srcset=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1024x768.jpg 1024w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-300x225.jpg 300w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-768x576.jpg 768w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-rotated.jpg 1386w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Les strates du bajocien (un \u00e2ge compris entre -170,3 \u00b1 1,4 et -168,3 \u00b1 1,3 millions d&rsquo;ann\u00e9es) sur le front de taille.<\/figcaption><\/figure>\n\n\n\n<p>Le plancher de la carri\u00e8re date de l\u2019\u00e9tage aal\u00e9nien (de -174,1 \u00b1 1,0 \u00e0 -170,3 \u00b1 1,4\u00a0millions d\u2019ann\u00e9es) et montre de nombreuses empreintes de fossiles.<\/p>\n\n\n\n<p>Actuellement, une \u00e9tude est men\u00e9e dans cette carri\u00e8re par un groupe de pal\u00e9ontologues chevronn\u00e9s (un fran\u00e7ais, un anglais et un italien) aid\u00e9s par des pal\u00e9ontologues locaux ayant d\u00e9j\u00e0 travaill\u00e9 sur ces d\u00e9p\u00f4ts toarciens, aal\u00e9niens et bajociens.<\/p>\n\n\n\n<p>Un mus\u00e9e pal\u00e9ontologique va \u00eatre install\u00e9 sur un terrain jouxtant la carri\u00e8re pour montrer la grande diversit\u00e9 des fossiles r\u00e9pertori\u00e9s par le groupe d\u2019\u00e9tude, prouvant le grand int\u00e9r\u00eat stratigraphique de l\u2019endroit.<\/p>\n\n\n\n<p>Le travail de recherche est men\u00e9 minutieusement, couche apr\u00e8s couche pour \u00e9viter le m\u00e9lange des faunes successives apr\u00e8s avoir num\u00e9rot\u00e9 ces diff\u00e9rentes states.\u00a0<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"767\" height=\"1024\" src=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1-767x1024.jpg\" alt=\"\" class=\"wp-image-338\" srcset=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1-767x1024.jpg 767w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1-225x300.jpg 225w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1-768x1025.jpg 768w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1-1151x1536.jpg 1151w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-1-1-rotated.jpg 1199w\" sizes=\"auto, (max-width: 767px) 100vw, 767px\" \/><\/figure>\n\n\n\n<p>Evidemment, au cours de nos sorties, on \u00e9vite de s\u2019attaquer au front de taille et on recherche dans les \u00e9boulis pour faire un travail de sauvegarde car toute cette roche calcaire est destin\u00e9e \u00e0 \u00eatre br\u00fbl\u00e9e dans un four pour la transformer en chaux. Adieu les fossiles qui pourraient \u00eatre encore pr\u00e9sents dans les blocs&nbsp;!!<\/p>\n\n\n\n<p>Voici quelques trouvailles (non exhaustives&nbsp;!) lors de cette derni\u00e8re sortie.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-2-1024x768.jpg\" alt=\"\" class=\"wp-image-339\" srcset=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-2-1024x768.jpg 1024w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-2-300x225.jpg 300w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-2-768x576.jpg 768w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-2.jpg 1125w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Un joli bivalve dont la coquille est abondamment garnie de pointes.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed3-768x1024.jpg\" alt=\"\" class=\"wp-image-340\" srcset=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed3-768x1024.jpg 768w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed3-225x300.jpg 225w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed3.jpg 827w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p>Un Nautile<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-3-1024x768.jpg\" alt=\"\" class=\"wp-image-341\" srcset=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-3-1024x768.jpg 1024w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-3-300x225.jpg 300w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-3-768x576.jpg 768w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-3.jpg 1139w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Une ammonite bien bris\u00e9e en place dans la roche.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"769\" src=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-4-1024x769.jpg\" alt=\"\" class=\"wp-image-342\" srcset=\"https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-4-1024x769.jpg 1024w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-4-300x225.jpg 300w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-4-768x577.jpg 768w, https:\/\/ssnhs17.fr\/wp-content\/uploads\/2024\/02\/unnamed-4.jpg 1135w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Un rostre de B\u00e9lemnite (lointaine cousine des seiches ou des calmars)<\/p>\n\n\n\n<p>Dans l\u2019ensemble, une bonne sortie entre membres de la SSNHS&nbsp;: pas de vent, temp\u00e9rature 8 \u00e0 10 degr\u00e9s et de quoi fouiller&nbsp;!&nbsp; A renouveler\u2026&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sortie \u00e0 la carri\u00e8re de la Grande Palisse \u00e0 Nanteuil (79)<\/p>\n","protected":false},"author":1,"featured_media":338,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[8,6],"tags":[9,44],"class_list":["post-335","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","category-geologie","tag-geologie","tag-ssnhs"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=\/wp\/v2\/posts\/335","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=335"}],"version-history":[{"count":2,"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=\/wp\/v2\/posts\/335\/revisions"}],"predecessor-version":[{"id":347,"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=\/wp\/v2\/posts\/335\/revisions\/347"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=\/wp\/v2\/media\/338"}],"wp:attachment":[{"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=335"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ssnhs17.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}