{"id":1783,"date":"2026-03-26T11:57:34","date_gmt":"2026-03-26T15:57:34","guid":{"rendered":"https:\/\/nuvauminerals.com\/?p=1783"},"modified":"2026-03-26T12:44:17","modified_gmt":"2026-03-26T16:44:17","slug":"reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami","status":"publish","type":"post","link":"https:\/\/nuvauminerals.com\/fr\/presence-sur-le-terrain\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\/","title":{"rendered":"R\u00e9v\u00e9ler l\u2019invisible : l\u2019hydrog\u00e9ochimie appliqu\u00e9e \u00e0 l\u2019exploration profonde \u00e0 Matagami"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_row_inner content_placement=\u00a0\u00bbmiddle\u00a0\u00bb][vc_column_inner][vc_column_text css=\u00a0\u00bb\u00a0\u00bb]<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1770\" src=\"https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Presence-sur-le-terrain.jpg\" alt=\"Pr\u00e9sence sur le terrain\" width=\"281\" height=\"242\" srcset=\"https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Presence-sur-le-terrain.jpg 579w, https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Presence-sur-le-terrain-300x258.jpg 300w\" sizes=\"auto, (max-width: 281px) 100vw, 281px\" \/>[\/vc_column_text][vc_column_text css=\u00a0\u00bb\u00a0\u00bb]<\/p>\n<h3>\u00c0 Matagami, Nuvau Minerals b\u00e9n\u00e9ficie d\u2019un territoire exceptionnellement vaste et d\u2019un h\u00e9ritage de donn\u00e9es unique : plus de <span style=\"color: #c5632f;\">8 000 forages<\/span> historiques, dont une grande partie reste accessible.<\/h3>\n<p>Notre objectif est simple : <strong>valoriser cet h\u00e9ritage et explorer au-del\u00e0 de la port\u00e9e des m\u00e9thodes traditionnelles<\/strong>; cartographie, forages, g\u00e9ochimie, g\u00e9ophysique, en utilisant des techniques adapt\u00e9es \u00e0 l\u2019exploration profonde.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_row_inner content_placement=\u00a0\u00bbmiddle\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb2\/3&Prime;][vc_column_text css=\u00a0\u00bb\u00a0\u00bb]<\/p>\n<h3><strong>\ud83d\udd0d<\/strong><strong> Pourquoi l\u2019hydrog\u00e9ochimie?<\/strong><\/h3>\n<p>Cette m\u00e9thode permet de <strong>lire les<\/strong> <strong>signatures m\u00e9talliques transport\u00e9es par les eaux souterraines<\/strong>, et d\u2019identifier les halos g\u00e9ochimiques invisibles en surface.<\/p>\n<p>Nuvau a donc collabor\u00e9 avec <strong>Orflow G\u00e9osciences <\/strong>pour tester cette approche \u00e0 Matagami, au c\u0153ur du Bouclier canadien.<\/p>\n<h3><strong>\ud83e\udded<\/strong><strong> Calibrer le signal, \u00e9liminer le bruit<\/strong><\/h3>\n<p>Gr\u00e2ce \u00e0 la base de donn\u00e9es Deep Abitibi Groundwater d\u00e9velopp\u00e9e par le CONSOREM au Qu\u00e9bec, les profils hydrog\u00e9ochimiques permettent d\u00e9sormais de <strong>distinguer le bruit de fond naturel des v\u00e9ritables anomalies m\u00e9tallif\u00e8res<\/strong>. De plus, les travaux du CONSOREM sur Daniel 25 et PD1 ont d\u00e9montr\u00e9 que les eaux souterraines du camp contiennent des <strong>halos m\u00e9talliques coh\u00e9rents<\/strong>, notamment en zinc.[\/vc_column_text][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3&Prime;][vc_column_text css=\u00a0\u00bb\u00a0\u00bb]<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1762\" src=\"https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-1.jpg\" alt=\"Orflow G\u00e9osciences\" width=\"600\" height=\"600\" srcset=\"https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-1.jpg 600w, https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-1-300x300.jpg 300w, https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-1-150x150.jpg 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_column_text css=\u00a0\u00bb\u00a0\u00bb]<\/p>\n<h3><strong>\ud83e\uddea<\/strong><strong> Une campagne cibl\u00e9e: 68 \u00e9chantillons, 20 forages, deux secteurs prospectifs<\/strong><\/h3>\n<p>Les \u00e9chantillons pr\u00e9lev\u00e9s entre <strong>80 et 1400 m<\/strong> montrent deux familles d\u2019eaux :<\/p>\n<ul>\n<li><strong>Ca\u2013HCO\u2083<\/strong> : eaux superficielles recharge r\u00e9centes<\/li>\n<li><strong>Ca\u2013Cl<\/strong> : eaux profondes et matures, avec une salinit\u00e9 croissante<\/li>\n<\/ul>\n<p>Un constat fort : <strong>les deux secteurs pr\u00e9sentent une maturit\u00e9 hydrog\u00e9ochimique \u00e9lev\u00e9e<\/strong>, mais <strong>un seul r\u00e9v\u00e8le un halo m\u00e9tallif\u00e8re clair, \u00e0 McLeod Est<\/strong>.<\/p>\n<p>Les concentrations en Zn (ainsi qu\u2019en m\u00e9taux annexes) varient \u00e0 des niveaux <strong>caract\u00e9ristiques de halos proximaux de d\u00e9p\u00f4t de sulfures massifs volcanog\u00e8nes (VMS)<\/strong>.[\/vc_column_text][vc_row_inner content_placement=\u00a0\u00bbmiddle\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb1\/2&Prime;][vc_column_text]<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1766\" src=\"https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-2.jpg\" alt=\"Map\" width=\"800\" height=\"800\" srcset=\"https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-2.jpg 800w, https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-2-300x300.jpg 300w, https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-2-150x150.jpg 150w, https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Nuvau-Hydrogeo-2-768x768.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>[\/vc_column_text][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/2&Prime;][vc_column_text]Elles dessinent un <strong>halo de ~500 \u00d7 500 m<\/strong>, spatialement <strong>ind\u00e9pendant du gisement principal de McLeod<\/strong> et situ\u00e9 dans un secteur <strong>non for\u00e9<\/strong>.<\/p>\n<p>Le second secteur, quant \u00e0 lui, ne montre aucune anomalie significative, confirmant la sensibilit\u00e9 et la robustesse de la m\u00e9thode.[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_column_text css=\u00a0\u00bb\u00a0\u00bb]<\/p>\n<h3><strong>\ud83d\ude80<\/strong><strong> Une technologie d\u00e9sormais int\u00e9gr\u00e9e \u00e0 la strat\u00e9gie de Nuvau<\/strong><\/h3>\n<p>Ces premiers r\u00e9sultats sont tr\u00e8s encourageants. L\u2019hydrog\u00e9ochimie devient <strong>d\u00e9sormais un de nos outils strat\u00e9giques<\/strong> pour :<\/p>\n<ul>\n<li>Optimiser l\u2019exploration profonde<\/li>\n<li>Valoriser les anciens forages<\/li>\n<li>R\u00e9duire l\u2019empreinte au sol<\/li>\n<li>Acc\u00e9l\u00e9rer la compr\u00e9hension du camp<\/li>\n<\/ul>\n<p>Matagami continue de d\u00e9montrer son potentiel, il suffit parfois d\u2019<strong>\u00e9couter<\/strong> <strong>ce que les eaux nous racontent<\/strong>.<\/p>\n<p>Pour en savoir plus\u00a0contactez-nous\u00a0: <a href=\"mailto:bfresia@nuvauminerals.com\">bfresia@nuvauminerals.com<\/a> \/ <a href=\"mailto:groy@nuvauminerals.com\">groy@nuvauminerals.com<\/a><\/p>\n<p>Ou contactez les\u00a0: <a href=\"https:\/\/orflowgeosciences.ca\/\" target=\"_blank\" rel=\"noopener\">Orflow G\u00e9osciences<\/a>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_row_inner content_placement=\u00a0\u00bbmiddle\u00a0\u00bb][vc_column_inner][vc_column_text css=\u00a0\u00bb\u00a0\u00bb][\/vc_column_text][vc_column_text css=\u00a0\u00bb\u00a0\u00bb] \u00c0 Matagami, Nuvau Minerals b\u00e9n\u00e9ficie d\u2019un territoire exceptionnellement vaste et d\u2019un h\u00e9ritage de donn\u00e9es unique : plus de 8 000 forages historiques, dont une grande partie reste accessible. Notre objectif est simple : valoriser cet h\u00e9ritage et explorer au-del\u00e0 de la port\u00e9e des m\u00e9thodes traditionnelles; cartographie, forages, g\u00e9ochimie, g\u00e9ophysique, en utilisant&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1783","post","type-post","status-publish","format-standard","hentry","category-presence-sur-le-terrain","category-23","description-off"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>R\u00e9v\u00e9ler l\u2019invisible : l\u2019hydrog\u00e9ochimie appliqu\u00e9e \u00e0 l\u2019exploration profonde \u00e0 Matagami - Nuvau Minerals Corp.<\/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:\/\/nuvauminerals.com\/fr\/presence-sur-le-terrain\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u00e9v\u00e9ler l\u2019invisible : l\u2019hydrog\u00e9ochimie appliqu\u00e9e \u00e0 l\u2019exploration profonde \u00e0 Matagami - Nuvau Minerals Corp.\" \/>\n<meta property=\"og:description\" content=\"[vc_row][vc_column][vc_row_inner content_placement=\u00a0\u00bbmiddle\u00a0\u00bb][vc_column_inner][vc_column_text css=\u00a0\u00bb\u00a0\u00bb][\/vc_column_text][vc_column_text css=\u00a0\u00bb\u00a0\u00bb] \u00c0 Matagami, Nuvau Minerals b\u00e9n\u00e9ficie d\u2019un territoire exceptionnellement vaste et d\u2019un h\u00e9ritage de donn\u00e9es unique : plus de 8 000 forages historiques, dont une grande partie reste accessible. Notre objectif est simple : valoriser cet h\u00e9ritage et explorer au-del\u00e0 de la port\u00e9e des m\u00e9thodes traditionnelles; cartographie, forages, g\u00e9ochimie, g\u00e9ophysique, en utilisant&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/nuvauminerals.com\/fr\/presence-sur-le-terrain\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\/\" \/>\n<meta property=\"og:site_name\" content=\"Nuvau Minerals Corp.\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/people\/Nuvau-Minerals-Corp\/61570310791677\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-26T15:57:34+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-26T16:44:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/nuvauminerals.com\/wp-content\/uploads\/2026\/03\/Presence-sur-le-terrain.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"579\" \/>\n\t<meta property=\"og:image:height\" content=\"498\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"FDINC NUVAU\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"FDINC NUVAU\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/presence-sur-le-terrain\\\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/presence-sur-le-terrain\\\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\\\/\"},\"author\":{\"name\":\"FDINC NUVAU\",\"@id\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/#\\\/schema\\\/person\\\/9c2f0dd3b0bcbb724760cb564997f31d\"},\"headline\":\"R\u00e9v\u00e9ler l\u2019invisible : l\u2019hydrog\u00e9ochimie appliqu\u00e9e \u00e0 l\u2019exploration profonde \u00e0 Matagami\",\"datePublished\":\"2026-03-26T15:57:34+00:00\",\"dateModified\":\"2026-03-26T16:44:17+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/presence-sur-le-terrain\\\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\\\/\"},\"wordCount\":551,\"publisher\":{\"@id\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/presence-sur-le-terrain\\\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/nuvauminerals.com\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/Presence-sur-le-terrain.jpg\",\"articleSection\":[\"Pr\u00e9sence sur le terrain\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/presence-sur-le-terrain\\\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\\\/\",\"url\":\"https:\\\/\\\/nuvauminerals.com\\\/fr\\\/presence-sur-le-terrain\\\/reveler-linvisible-lhydrogeochimie-appliquee-a-lexploration-profonde-a-matagami\\\/\",\"name\":\"R\u00e9v\u00e9ler l\u2019invisible : l\u2019hydrog\u00e9ochimie appliqu\u00e9e \u00e0 l\u2019exploration profonde \u00e0 Matagami - 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