{"id":103168,"date":"2026-06-10T15:07:40","date_gmt":"2026-06-10T19:07:40","guid":{"rendered":"https:\/\/mrnf.gouv.qc.ca\/?page_id=103168"},"modified":"2026-11-05T12:06:00","modified_gmt":"2026-11-05T17:06:00","slug":"archean-lct-pegmatites-quebec","status":"publish","type":"page","link":"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/","title":{"rendered":"Lithium-caesium-tantalum pegmatites in Archean of the Superior Province in Quebec: \u00a0towards a better understanding of their genesis"},"content":{"rendered":"\n<p>Since the boom in lithium exploration, knowledge of lithium\u2013cesium\u2013tantalum (LCT) pegmatite deposits has progressed rapidly worldwide. Advances now span key aspects of their genesis, including metal sources, the mechanisms of element transfer within the ancient continental crust, the timing of emplacement relative to deformation, the structural controls on emplacement, and their geochemical signature and petrogenetic processes.<\/p>\n<p>This session will review recent advances in LCT pegmatite geoscience through integrated thematic studies and specific case studies. It will highlight examples from the Superior Craton in Quebec to compare geodynamic settings, mineralization styles, and emplacement models. The goal is to promote an up-to-date and comparative understanding of the processes controlling the formation of these strategic deposits.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Since the boom in lithium exploration, knowledge of lithium\u2013cesium\u2013tantalum (LCT) pegmatite deposits has progressed rapidly worldwide. Advances now span key aspects of their genesis, including metal sources, the mechanisms of element transfer within the ancient continental crust, the timing of emplacement relative to deformation, the structural controls on emplacement, and their geochemical signature and petrogenetic [&hellip;]<\/p>\n","protected":false},"author":45,"featured_media":0,"parent":83192,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"quebecMines-inter.php","meta":{"_acf_changed":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","_oasis_is_in_workflow":0,"_oasis_original":0,"_oasis_task_priority":"","footnotes":""},"class_list":["post-103168","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Lithium-caesium-tantalum pegmatites in Archean of the Superior Province in Quebec: \u00a0towards a better understanding of their genesis - Minist\u00e8re des Ressources naturelles et des For\u00eats<\/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:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Lithium-caesium-tantalum pegmatites in Archean of the Superior Province in Quebec: \u00a0towards a better understanding of their genesis - Minist\u00e8re des Ressources naturelles et des For\u00eats\" \/>\n<meta property=\"og:description\" content=\"Since the boom in lithium exploration, knowledge of lithium\u2013cesium\u2013tantalum (LCT) pegmatite deposits has progressed rapidly worldwide. Advances now span key aspects of their genesis, including metal sources, the mechanisms of element transfer within the ancient continental crust, the timing of emplacement relative to deformation, the structural controls on emplacement, and their geochemical signature and petrogenetic [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/\" \/>\n<meta property=\"og:site_name\" content=\"Minist\u00e8re des Ressources naturelles et des For\u00eats\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/RessourcesNaturellesForets\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-11-05T17:06:00+00:00\" \/>\n<meta property=\"og:image\" content=\"\/wp-content\/uploads\/QME2024_OG-FB-1024x535.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"630\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@mrnfqc\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/\",\"url\":\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/\",\"name\":\"Lithium-caesium-tantalum pegmatites in Archean of the Superior Province in Quebec: \u00a0towards a better understanding of their genesis - Minist\u00e8re des Ressources naturelles et des For\u00eats\",\"isPartOf\":{\"@id\":\"https:\/\/mrnf.gouv.qc.ca\/#website\"},\"datePublished\":\"2026-06-10T19:07:40+00:00\",\"dateModified\":\"2026-11-05T17:06:00+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/mrnf.gouv.qc.ca\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Qu\u00e9bec Mines + \u00c9nergie\",\"item\":\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Program 2026\",\"item\":\"https:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Lithium-caesium-tantalum pegmatites in Archean of the Superior Province in Quebec: \u00a0towards a better understanding of their genesis\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/mrnf.gouv.qc.ca\/#website\",\"url\":\"https:\/\/mrnf.gouv.qc.ca\/\",\"name\":\"Minist\u00e8re des Ressources naturelles et des For\u00eats\",\"description\":\"Prototype WordPress\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/mrnf.gouv.qc.ca\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Lithium-caesium-tantalum pegmatites in Archean of the Superior Province in Quebec: \u00a0towards a better understanding of their genesis - Minist\u00e8re des Ressources naturelles et des For\u00eats","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:\/\/mrnf.gouv.qc.ca\/en\/quebec-mines\/program\/archean-lct-pegmatites-quebec\/","og_locale":"en_US","og_type":"article","og_title":"Lithium-caesium-tantalum pegmatites in Archean of the Superior Province in Quebec: \u00a0towards a better understanding of their genesis - Minist\u00e8re des Ressources naturelles et des For\u00eats","og_description":"Since the boom in lithium exploration, knowledge of lithium\u2013cesium\u2013tantalum (LCT) pegmatite deposits has progressed rapidly worldwide. 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