{"id":7406,"date":"2019-08-26T14:40:59","date_gmt":"2019-08-26T06:40:59","guid":{"rendered":"https:\/\/www.jxscmachine.com\/?post_type=solutions&#038;p=7406"},"modified":"2024-04-27T14:31:19","modified_gmt":"2024-04-27T06:31:19","slug":"traitement-de-la-monazite","status":"publish","type":"solutions","link":"https:\/\/www.jxscmachine.com\/fr\/solutions\/monazite-processing\/","title":{"rendered":"Monazite"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><div class=\"vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div  class=\"wpb_single_image wpb_content_element vc_align_left wpb_content_element\">\n\t\t\n\t\t<figure class=\"wpb_wrapper vc_figure\">\n\t\t\t<div class=\"vc_single_image-wrapper   vc_box_border_grey\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"330\" src=\"https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2019\/08\/Monazite-1.jpg\" class=\"vc_single_image-img attachment-full\" alt=\"Monazite\" title=\"Monazite\" srcset=\"https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2019\/08\/Monazite-1.jpg 500w, https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2019\/08\/Monazite-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/div>\n\t\t<\/figure>\n\t<\/div>\n<div class=\"vc_row wpb_row vc_inner vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p><strong>Type<\/strong><br \/>\nMin\u00e9raux<\/p>\n<p><strong>Classification des min\u00e9raux<\/strong><br \/>\nPhosphate<\/p>\n<p><strong>Formule chimique<\/strong><br \/>\n(Ce,La,Nd,Th)PO4<\/p>\n<p><strong>Duret\u00e9 Mohs<\/strong><br \/>\n5-5.5<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p><strong>Syst\u00e8me de cristaux<\/strong><br \/>\nMonoclinique<\/p>\n<p><strong>Couleur<\/strong><br \/>\nJaune \u00e0 brun rouge\u00e2tre, verd\u00e2tre<\/p>\n<p><strong>\u00c9clat<\/strong><br \/>\nR\u00e9sineux, cireux, vitreux<\/p>\n<p><strong>Trait<\/strong><br \/>\nBlanc<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div id=\"ultimate-heading-87616a216cdbc6c35\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-87616a216cdbc6c35 uvc-159\" data-hspacer=\"no_spacer\"  data-halign=\"left\" style=\"text-align:left\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-87616a216cdbc6c35 h2'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}' ><h2 style=\"font-weight:bold;color:#1e73be;\">Description<\/h2><\/div><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>La monazite est un min\u00e9ral phosphat\u00e9 rare dont la composition chimique est (Ce, La, Nd, Th)(PO4, SiO4). Elle se pr\u00e9sente g\u00e9n\u00e9ralement sous forme de petits grains isol\u00e9s, en tant que min\u00e9ral accessoire dans les roches ign\u00e9es et m\u00e9tamorphiques telles que le granite, la pegmatite, le schiste et le gneiss. Ces grains r\u00e9sistent \u00e0 l'alt\u00e9ration et se concentrent dans les sols et les s\u00e9diments en aval de la roche h\u00f4te. Lorsque leur concentration est suffisamment \u00e9lev\u00e9e, ils sont exploit\u00e9s pour leur teneur en terres rares et en thorium.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div id=\"ultimate-heading-60186a216cdbc6c96\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-60186a216cdbc6c96 uvc-1681\" data-hspacer=\"no_spacer\"  data-halign=\"left\" style=\"text-align:left\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-60186a216cdbc6c96 h2'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}' ><h2 style=\"font-weight:bold;color:#1e73be;\">Relation avec l'exploitation mini\u00e8re<\/h2><\/div><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Toutes les mines de monazite se concentrent sur les gisements alluvionnaires parce qu'ils sont plus faciles \u00e0 exploiter et que la monazite y est souvent pr\u00e9sente en plus fortes concentrations que dans les gisements de roches dures. Parmi les autres min\u00e9raux lourds qui s'accumulent avec la monazite figurent l'or, le platine, la magn\u00e9tite, l'ilm\u00e9nite, le rutile, le zircon et diverses pierres pr\u00e9cieuses. Les sables lourds r\u00e9cup\u00e9r\u00e9s sont trait\u00e9s pour s\u00e9parer ces min\u00e9raux lourds, et la fraction l\u00e9g\u00e8re est renvoy\u00e9e dans le gisement. Les s\u00e9diments de cours d'eau, les terrasses alluviales, les s\u00e9diments de plage, les terrasses de plage et les s\u00e9diments d'eau peu profonde ont tous \u00e9t\u00e9 dragu\u00e9s \u00e0 la recherche de min\u00e9raux lourds.<\/p>\n<p>Aujourd'hui, la majeure partie de la monazite mondiale est produite dans les eaux offshore de l'Inde, de la Malaisie, du Vi\u00eat Nam et du Br\u00e9sil. Le sud de l'Inde et le Sri Lanka poss\u00e8dent les plus importantes ressources de monazite offshore connues. L'Australie \u00e9tait autrefois le plus grand producteur de monazite au monde et l'on pense qu'elle poss\u00e8de les plus grandes ressources de monazite au monde. Elle n'est plus un producteur important depuis les ann\u00e9es 1990, apr\u00e8s que l'opposition publique a mis fin \u00e0 l'exploitation mini\u00e8re sur l'\u00eele de Frasier.<\/p>\n<p>La monazite n'est pas exploit\u00e9e actuellement aux \u00c9tats-Unis. Dans le pass\u00e9, elle \u00e9tait extraite de gisements de placers en Idaho. Ces gisements se sont form\u00e9s \u00e0 la suite de l'alt\u00e9ration du batholite de l'Idaho. La monazite a \u00e9galement \u00e9t\u00e9 extraite comme sous-produit de gisements offshore le long de la c\u00f4te sud-est des \u00c9tats-Unis, de la Caroline du Nord \u00e0 la Floride. On sait qu'il existe des gisements int\u00e9rieurs et marins dans de nombreux \u00c9tats, mais il s'agit de petits gisements \u00e0 faible teneur compar\u00e9s \u00e0 ceux qui sont actuellement exploit\u00e9s dans d'autres pays.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div id=\"ultimate-heading-34956a216cdbc6cd2\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-34956a216cdbc6cd2 uvc-8452\" data-hspacer=\"no_spacer\"  data-halign=\"left\" style=\"text-align:left\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-34956a216cdbc6cd2 h2'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}' ><h2 style=\"font-weight:bold;color:#1e73be;\">Utilisations<\/h2><\/div><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Une source importante de thorium, de c\u00e9rium et d'autres \u00e9l\u00e9ments rares. Souvent extrait comme sous-produit de gisements de min\u00e9raux lourds.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div id=\"ultimate-heading-59256a216cdbc6cff\" class=\"uvc-heading ult-adjust-bottom-margin ultimate-heading-59256a216cdbc6cff uvc-1104\" data-hspacer=\"no_spacer\"  data-halign=\"left\" style=\"text-align:left\"><div class=\"uvc-heading-spacer no_spacer\" style=\"top\"><\/div><div class=\"uvc-main-heading ult-responsive\"  data-ultimate-target='.uvc-heading.ultimate-heading-59256a216cdbc6cff h2'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}' ><h2 style=\"font-weight:bold;color:#1e73be;\">Affaires connexes<\/h2><\/div><\/div><\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"Type Min\u00e9ral Classification min\u00e9rale Phosphate Formule chimique (Ce,La,Nd,Th)PO4 Duret\u00e9 Mohs 5-5,5 Syst\u00e8me cristallin Monoclinique Couleur Jaune \u00e0 brun rouge\u00e2tre, verd\u00e2tre \u00c9clat R\u00e9sineux, cireux, vitreux Trait blanc Description La monazite est un min\u00e9ral phosphat\u00e9 rare dont la composition chimique est (Ce, La, Nd, Th)(PO4, SiO4). Elle se pr\u00e9sente g\u00e9n\u00e9ralement sous forme de petits grains isol\u00e9s, comme min\u00e9ral accessoire dans ... <a href=\"https:\/\/www.jxscmachine.com\/fr\/solutions\/monazite-processing\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Monazite<\/span><\/a>","protected":false},"author":1,"featured_media":22304,"parent":0,"menu_order":32,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"_acf_changed":false,"ngg_post_thumbnail":0,"footnotes":""},"class_list":["post-7406","solutions","type-solutions","status-publish","format-standard","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Monazite Processing | Equipment, Process Flow, Cases - JXSC Machine<\/title>\n<meta name=\"description\" content=\"Monazite processing description from its geology mineral property to how to extract mineral from rock and placer deposit, related processing plant flow chart and layout design.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.jxscmachine.com\/fr\/solutions\/traitement-de-la-monazite\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Monazite Processing | Equipment, Process Flow, Cases - 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