{"id":5891,"date":"2026-09-29T10:25:30","date_gmt":"2026-09-29T08:25:30","guid":{"rendered":"https:\/\/fossiliregionali.it\/?post_type=glossary&#038;p=5891"},"modified":"2026-09-29T14:18:32","modified_gmt":"2026-09-29T12:18:32","slug":"cronostratigrafia","status":"publish","type":"glossary","link":"https:\/\/fossiliregionali.it\/en\/glossary\/cronostratigrafia\/","title":{"rendered":"Chronostratygraphy"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"5891\" class=\"elementor elementor-5891\">\n\t\t\t\t<div class=\"elementor-element elementor-element-06572fa e-flex e-con-boxed e-con e-parent\" data-id=\"06572fa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3184bec elementor-widget elementor-widget-heading\" data-id=\"3184bec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">from gr. and lat. (chr\u00f3nos) \u201ctime,\u201d stratus (past participle of sternere) \u201cbase, layer,\u201d and the Greek \u03b3\u03c1\u03ac\u03c6\u03b5\u03b9\u03bd (graph\u00eda) \u201cstudy, writing\u201d<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c6ce018 e-flex e-con-boxed e-con e-parent\" data-id=\"c6ce018\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fa3aada elementor-widget elementor-widget-text-editor\" data-id=\"fa3aada\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\">A branch of Earth sciences, particularly stratigraphy, that studies rock formations and assigns them a <strong>relative age<\/strong>, arranging them in <strong>chronological order<\/strong>.<\/span><\/p><p>Its purpose is to establish the chronological order of events on Earth by dividing rocks into geological units (the <em>Stages<\/em>, grouped into S<em>eries<\/em>, S<em class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(10, 10, 10);'>ystems<\/em>, E<em class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-processed=\"true\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(10, 10, 10);'>rathems <\/em>and<em class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-processed=\"true\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(10, 10, 10);'> Eonotems<\/em>) that correspond to specific geological time intervals (<em>Ages, Epochs, Periods, Eras and Eons<\/em>).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2ab36bf e-flex e-con-boxed e-con e-parent\" data-id=\"2ab36bf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8d387e6 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8d387e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dff8788 e-flex e-con-boxed e-con e-parent\" data-id=\"dff8788\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6b4f8c6 elementor-widget elementor-widget-heading\" data-id=\"6b4f8c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Browse the in-depth slides (currently available in Italian)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d2c8d1 elementor-widget elementor-widget-embedpress_pdf\" data-id=\"4d2c8d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"embedpress_pdf.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t    <div class=\"embedpress-document-embed ep-doc-56512dd550a0f7e7a5be3feb9b5a9f85 ose-document emebedpress-unit-percent\" data-thememode=\"default\" data-customcolor=\"\" data-toolbar=\"yes\" data-toolbar-position=\"top\" data-open=\"no\" data-presentation-mode=\"yes\" data-download=\"yes\" data-copy=\"yes\" data-add-image=\"yes\" data-rotate=\"yes\" data-details=\"yes\" data-id=\"embedpress-pdf-4d2c8d1\" data-selection-tool=\"0\" data-scrolling=\"0\" data-spreads=\"-1\" style=\" max-width:100%; display: inline-block\">\n\n        \n                <div>\n\n                    <div id=\"ep-elementor-content-4d2c8d1\" class=\"ep-elementor-content   ep-percentage-width   ep-content-protection-disabled\">\n                        <div id=\"4d2c8d1\" class=\"ep-embed-content-wraper\">\n                            <div><iframe title=\"Glossario Cronostratigrafia nuovo\" class=\"embedpress-embed-document-pdf embedpress-pdf-4d2c8d1\" style=\"width: 600%!important;height: 600px;; max-width:100%; display: inline-block\" src=\"https:\/\/fossiliregionali.it\/wp-content\/plugins\/embedpress\/assets\/pdf-flip-book\/viewer.html?&amp;file=https%3A%2F%2Ffossiliregionali.it%2Fwp-content%2Fuploads%2F2026%2F09%2FGlossario-Cronostratigrafia-nuovo.pdf&amp;key=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\" data-emid=\"embedpress-pdf-4d2c8d1\" data-embed-type=\"PDF\" data-ep-views=\"off\" data-ep-downloads=\"off\" frameborder=\"0\"><\/iframe><\/div>                        <\/div>\n\n                    <\/div>\n\n\n                   \n                <\/div>\n            \n    <\/div>\n\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3c035f5 e-flex e-con-boxed e-con e-parent\" data-id=\"3c035f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-94627d4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"94627d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8e7f690 e-flex e-con-boxed e-con e-parent\" data-id=\"8e7f690\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-39cb56c elementor-widget elementor-widget-heading\" data-id=\"39cb56c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Credits and acknowledgments<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-af8b2f5 e-flex e-con-boxed e-con e-parent\" data-id=\"af8b2f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f1b4c6e elementor-widget elementor-widget-text-editor\" data-id=\"f1b4c6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Special thanks to Damiano Furlan for creating the slides.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>dal gr. e dal lat. &chi;&rho;&#972;&nu;&omicron;&sigmaf; (chr&oacute;nos) &quot;tempo&quot;, stratus (participio passato di sternere) &quot;base, strato&quot; e gr. &gamma;&rho;&#940;&phi;&epsilon;&iota;&nu; (graph&iacute;a) &quot;studio, scrittura&quot;.<br>\nBranca delle scienze della Terra, in particolar modo della stratigrafia, che studia i corpi rocciosi e assegna loro un&rsquo;et&agrave; relativa, disponendole in ordine cronologico.<\/p>","protected":false},"author":1,"featured_media":0,"menu_order":0,"template":"","meta":{"_eb_attr":"","footnotes":""},"class_list":["post-5891","glossary","type-glossary","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cronostratigrafia - Fossili Regionali<\/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:\/\/fossiliregionali.it\/en\/glossary\/cronostratigrafia\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cronostratigrafia - Fossili Regionali\" \/>\n<meta property=\"og:description\" content=\"dal gr. e dal lat. &chi;&rho;&#972;&nu;&omicron;&sigmaf; 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