{"id":840,"date":"2017-10-12T00:00:00","date_gmt":"2017-10-12T00:00:00","guid":{"rendered":"https:\/\/amq-inc.com\/lac-tio-2\/"},"modified":"2017-10-12T00:00:00","modified_gmt":"2017-10-12T00:00:00","slug":"lac-tio-2","status":"publish","type":"post","link":"https:\/\/amq-inc.com\/en\/lac-tio-2\/","title":{"rendered":"Lac Tio"},"content":{"rendered":"<div id=\"lac-tio-image-1\" class=\"fiche-image-ctn\"><img decoding=\"async\" class=\"fiche-image\" src=\"http:\/\/archive.minesqc.com\/workspace\/uploads\/fiches\/images\/lac-tio-low-res-1394059661.jpg\" alt=\"Source: Rio Tinto\" \/><\/div>\n<div id=\"lac-tio-texte-1\" class=\"fiche-paragraphe-ctn\">\n<p>Situ\u00e9e \u00e0 43 kilom\u00e8tres de\u00a0<a href=\"http:\/\/fr.wikipedia.org\/wiki\/Havre-saint-pierre\" target=\"_blank\" rel=\"noopener noreferrer\">Havre-Saint-Pierre<\/a>\u00a0sur la\u00a0<a href=\"http:\/\/fr.wikipedia.org\/wiki\/C%C3%B4te-Nord\" target=\"_blank\" rel=\"noopener noreferrer\">C\u00f4te-Nord<\/a>, la mine \u00e0 ciel ouvert Lac Tio de la compagnie\u00a0<a href=\"http:\/\/www.riotinto.com\/canada\/rio-tinto-fer-et-titane-14778-fr.aspx\" target=\"_blank\" rel=\"noopener noreferrer\">Rio Tinto Fer et Titane (RTFF)<\/a>\u00a0extrait de\u00a0<a href=\"http:\/\/fr.wikipedia.org\/wiki\/Ilm%C3%A9nite\" target=\"_blank\" rel=\"noopener noreferrer\">l\u2019ilm\u00e9nite<\/a>, un minerai<a href=\"http:\/\/fr.wikipedia.org\/wiki\/Titane\" target=\"_blank\" rel=\"noopener noreferrer\">\u00a0titanif\u00e8re<\/a>\u00a0de couleur brune ou noire en raison de sa teneur en fer. La mine est en activit\u00e9 depuis 1950, mais elle est exploit\u00e9e par Rio Tinto depuis 1989.<\/p>\n<p>Fait int\u00e9ressant : c\u2019est dans la r\u00e9gion de Havre-Saint-Pierre qu\u2019on retrouve le plus important d\u00e9p\u00f4t d\u2019ilm\u00e9nite massive au monde.<\/p>\n<p>L\u2019extraction du minerai s\u2019effectue par sautage. Le minerai est ensuite transport\u00e9 vers des concasseurs pour y \u00eatre broy\u00e9 en morceaux de 20 cm et ensuite r\u00e9duit \u00e0 moins de 7,5 cm.<\/p>\n<p>L\u2019ilm\u00e9nite de la mine Lac Tio est transport\u00e9e par train aux installations portuaires de RTFT \u00e0 Havre-Saint-Pierre et par la suite par\u00a0<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Min%C3%A9ralier\" target=\"_blank\" rel=\"noopener noreferrer\">min\u00e9ralier<\/a>\u00a0au complexe m\u00e9tallurgique situ\u00e9 \u00e0 Sorel-Tracy, o\u00f9 le minerai est transform\u00e9 en produits titanif\u00e8res et m\u00e9talliques.<\/p>\n<p>Les plus r\u00e9centes donn\u00e9es du plan minier pr\u00e9voient que le site sera en exploitation au-del\u00e0 de 2050.<\/p>\n<p><strong>Complexe m\u00e9tallurgique (Sorel-Tracy)<\/strong><\/p>\n<p>Le complexe m\u00e9tallurgique de RTFT est unique en son genre. Il concentre en un m\u00eame lieu plusieurs usines, de production vari\u00e9e, mais compl\u00e9mentaire, toutes interreli\u00e9es. Au c\u0153ur du complexe, 9 fours de r\u00e9duction viennent alimenter toute la chaine de production. Le minerai en fusion est transform\u00e9 en mati\u00e8res premi\u00e8res destin\u00e9es \u00e0 l\u2019industrie du dioxyde de titane, ou est transport\u00e9 vers l\u2019Aci\u00e9rie et l\u2019Usine de poudres pour subir d\u2019autres transformations.<\/p>\n<p>D\u00e9velopp\u00e9 par RTFT dans les ann\u00e9es 1940, le proc\u00e9d\u00e9 de r\u00e9duction du minerai permet de r\u00e9cup\u00e9rer le fer et le dioxyde de titane contenus dans l\u2019ilm\u00e9nite de la mine du lac Tio.<\/p>\n<p>Les produits de RTFT servent de mati\u00e8re premi\u00e8re aux industries du pigment et de l\u2019automobile ainsi qu\u2019aux fonderies.<\/p>\n<p>L\u2019ilm\u00e9nite est l\u2019une des principales sources de dioxyde de titane. Ce compos\u00e9 opaque et tr\u00e8s blanc est un important pigment utilis\u00e9 dans la peinture, les plastiques et les papiers. Il refl\u00e8te et diffuse la lumi\u00e8re comme des milliers de petits miroirs. Comme pigment, il donne de la brillance et de l\u2019opacit\u00e9 \u00e0 ces produits. En petites quantit\u00e9s, le dioxyde de titane se retrouve aussi dans les cosm\u00e9tiques, les \u00e9crans solaires et le dentifrice.<\/p>\n<p>Environ 275 employ\u00e9s travaillent actuellement aux installations de Havre-Saint-Pierre et 1400 employ\u00e9s au complexe m\u00e9tallurgique de Sorel-Tracy.<\/p>\n<ul>\n<li>Exploitant :\u00a0<a href=\"http:\/\/www.riotinto.com\/canada\/rio-tinto-fer-et-titane-14778-fr.aspx\" target=\"_blank\" rel=\"noopener noreferrer\">Rio Tinto Fer et Titane<\/a><\/li>\n<li>R\u00e9gion : C\u00f4te-Nord, Havre-Saint-Pierre<\/li>\n<li>Substance : Ilm\u00e9nite<\/li>\n<li>Statut : Mine \u00e0 ciel ouvert, active<\/li>\n<\/ul>\n<p><strong>L\u2019information contenue dans cette fiche d\u2019information provient de sources publiques et v\u00e9rifiables.<\/strong><\/p>\n<\/div>\n<div id=\"lac-tio-references\" class=\"fiche-reference-ctn\">\n<div class=\"fiche-reference-item-ctn\">\n<h4>R\u00e9f\u00e9rences<\/h4>\n<ul>\n<li>Rio Tinto Fer et Titane<\/li>\n<\/ul>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Situ\u00e9e \u00e0 43 kilom\u00e8tres de\u00a0Havre-Saint-Pierre\u00a0sur la\u00a0C\u00f4te-Nord, la mine \u00e0 ciel ouvert Lac Tio de la compagnie\u00a0Rio Tinto Fer et Titane [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[35,46],"tags":[],"class_list":["post-840","post","type-post","status-publish","format-standard","hentry","category-industrie-minerale","category-mining-industry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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Association Mini\u00e8re du Qu\u00e9bec","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:\/\/amq-inc.com\/en\/lac-tio-2\/","og_locale":"en_US","og_type":"article","og_title":"Lac Tio - Association Mini\u00e8re du Qu\u00e9bec","og_description":"Situ\u00e9e \u00e0 43 kilom\u00e8tres de\u00a0Havre-Saint-Pierre\u00a0sur la\u00a0C\u00f4te-Nord, la mine \u00e0 ciel ouvert Lac Tio de la compagnie\u00a0Rio Tinto Fer et Titane [&hellip;]","og_url":"https:\/\/amq-inc.com\/en\/lac-tio-2\/","og_site_name":"Association Mini\u00e8re du Qu\u00e9bec","article_published_time":"2017-10-12T00:00:00+00:00","og_image":[{"url":"http:\/\/archive.minesqc.com\/workspace\/uploads\/fiches\/images\/lac-tio-low-res-1394059661.jpg","type":"","width":"","height":""}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/amq-inc.com\/en\/lac-tio-2\/#article","isPartOf":{"@id":"https:\/\/amq-inc.com\/en\/lac-tio-2\/"},"author":{"name":"admin","@id":"https:\/\/amq-inc.com\/en\/#\/schema\/person\/9a9d88fe7031eddfc63c3f42e577dcfc"},"headline":"Lac Tio","datePublished":"2017-10-12T00:00:00+00:00","mainEntityOfPage":{"@id":"https:\/\/amq-inc.com\/en\/lac-tio-2\/"},"wordCount":471,"publisher":{"@id":"https:\/\/amq-inc.com\/en\/#organization"},"image":{"@id":"https:\/\/amq-inc.com\/en\/lac-tio-2\/#primaryimage"},"thumbnailUrl":"http:\/\/archive.minesqc.com\/workspace\/uploads\/fiches\/images\/lac-tio-low-res-1394059661.jpg","articleSection":["Industrie min\u00e9rale","Mining industry"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/amq-inc.com\/en\/lac-tio-2\/","url":"https:\/\/amq-inc.com\/en\/lac-tio-2\/","name":"Lac Tio - 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