{"id":20692,"date":"2023-11-03T08:42:13","date_gmt":"2023-11-03T08:42:13","guid":{"rendered":"https:\/\/v-er.eu\/upper-rhine-valley-brine-field\/"},"modified":"2025-05-22T15:32:38","modified_gmt":"2025-05-22T15:32:38","slug":"upper-rhine-valley-brine-field","status":"publish","type":"page","link":"https:\/\/v-er.eu\/fr\/upper-rhine-valley-brine-field\/","title":{"rendered":"Gisement g\u00e9othermique de la vall\u00e9e du Rhin sup\u00e9rieur\u00a0"},"content":{"rendered":"<section id=\"block_747a7972be55bae9cf0430cda5f0647c\" class=\"block__text-media-hero block relative -mt-14 block_margin\">\n\n  <div class=\"relative bg-[url(14046)] bg-cover bg-center bg-no-repeat\">\n\n          <div class=\"absolute inset-0\">\n        <figure class=\"m-0 h-full\">\n <div class=\"ratio no-ratio h-full\">     <img width=\"2560\" height=\"1707\" src=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Community_Engagement_Forestwalk-scaled.jpg\" class=\"object-cover h-full w-full wp-image\" alt=\"\" decoding=\"async\" loading=\"eager\" srcset=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Community_Engagement_Forestwalk-scaled.jpg 2560w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Community_Engagement_Forestwalk-300x200.jpg 300w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Community_Engagement_Forestwalk-1024x683.jpg 1024w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Community_Engagement_Forestwalk-768x512.jpg 768w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Community_Engagement_Forestwalk-1536x1024.jpg 1536w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Community_Engagement_Forestwalk-2048x1365.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\n <\/div> <\/figure>      <\/div>\n    \n    <div class=\"absolute inset-0 bg-gradient-to-l from-transparent to-primary\"><\/div>\n\n    <div class=\"relative container flex flex-col justify-between flex-wrap py-16 min-h-[28rem]\">\n\n      <div class=\"text-white mb-10\">\n                <div id=\"Breadcrumb\">\n            <nav aria-label=\"Breadcrumb\">\n                <ol class=\"flex items-center gap-1 text-sm\">\n                <li class=\"breadcrumb-item \">\n                    <a class=\"breadcrumb-home\" href=\"https:\/\/v-er.eu\/fr\/\">\n                        <svg\n    xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n    class=\"h-4 w-4\"\n    fill=\"none\"\n    viewBox=\"0 0 24 24\"\n    stroke=\"currentColor\"\n    height=\"24\"\n    width=\"24\"\n    >\n    <path\n    stroke-linecap=\"round\"\n    stroke-linejoin=\"round\"\n    stroke-width=\"2\"\n    d=\"M3 12l2-2m0 0l7-7 7 7M5 10v10a1 1 0 001 1h3m10-11l2 2m-2-2v10a1 1 0 01-1 1h-3m-6 0a1 1 0 001-1v-4a1 1 0 011-1h2a1 1 0 011 1v4a1 1 0 001 1m-6 0h6\"\n    \/>\n<\/svg>                    <\/a>\n                <\/li>\n                                                                                        <li class=\"breadcrumb-item flex items-center active\"  aria-current=\"page\">\n                                <span class=\"rotate-[270deg] inline-block\"> <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\nclass=\"h-4 w-4\"\nviewBox=\"0 0 20 20\"\nstroke=\"currentColor\"\nheight=\"24\"\nwidth=\"24\">\n    <path d=\"M9.293 12.95l.707.707L15.657 8l-1.414-1.414L10 10.828 5.757 6.586 4.343 8z\" \/>\n<\/svg> <\/span>\n                                <span class=\"inline-block\">Gisement g\u00e9othermique de la vall\u00e9e du Rhin sup\u00e9rieur\u00a0<\/span>\n                            <\/li>\n                                                                                    <\/ol>\n            <\/nav>\n        <\/div>      <\/div>\n\n      <div class=\"w-full ltr:sm:text-left rtl:sm:text-right\">\n                  <h2 >\n          <span class=\"PreHeadline block text-3xl hyphens-auto font-bold text-secondary font-highlight\">G\u00e9n\u00e9rer de la valeur r\u00e9gionale<\/span>\n              <span class=\"Headline block hyphens-auto text-white\">Le gisement g\u00e9othermique dans le\u00a0Graben du Rhin <strong>sup\u00e9rieur.<\/strong><\/span>\n      <\/h2>\n        \n        \n        <div class=\"max-w-md text-white\">\n          <p>Vulcan\u2019s Lionheart Project, located in the Upper Rhine Valley Brine Field bordering Germany and France, is the largest lithium and geothermal resource in Europe and a tier-one lithium project globally.<\/p>\n\n        <\/div>\n \n              <\/div>\n    <\/div>\n  <\/div>\n\n  <div class=\"absolute bottom-0 w-full\">\n    <div>\n  <svg height=\"20\" width=\"100\" class=\"h-8 md:h-12 lg:h-20 w-full  text-white relative z-10\" viewBox=\"0 0 10 10\" preserveAspectRatio=\"none\">\n  <polygon fill=\"currentColor\" points=\"0 10 10 0 10 10\"><\/polygon>\n  <\/svg>\n<\/div>  <\/div>\n\n<\/section>\n\n\n\n<section id=\"block_87fadb8b1be9a08ceb108c7018311623\" class=\"block__text-media block overflow-x-clip block_margin\">\n    <div class=\"bg-none \">\n    <div class=\"container\">\n      <div class=\"row gap-y-10\">\n        <div class=\"col-12 flex items-center lg:col-7 xl:col-6\">\n          <div class=\"w-full flex flex-col flex-nowrap items-end\">\n            <div class=\"mx-auto lg:mx-0 col-12 md:col-10 lg:col-11\">\n                              <h2 >\n          <span class=\"PreHeadline block text-3xl hyphens-auto font-bold font-highlight text-secondary\">La plus grande ressource souterraine de lithium d\u2019Europe<\/span>\n              <span class=\"Headline block hyphens-auto text-primary\">Le gisement couvert par les permis de <strong>Vulcan.<\/strong><\/span>\n      <\/h2>\n                            <div class=\"mx-auto lg:mx-0 \">\n                <div class=\"text-default\">\n                  <ul>\n<li>Vulcan\u2019s Upper Rhine Valley Brine Field (URVBF) lithium resource represents <strong>Europe\u2019s largest lithium resource<\/strong> (according to public, JORC-compliant data) and is a global tier-one lithium resource. It includes 27.7 million tonnes of contained Lithium Carbonate Equivalent (Mt LCE), of which 4.16Mt are to be developed as part of the Phase One Lionheart area <\/li>\n<li>Vulcan holds <strong>17 granted licences<\/strong> in the Upper Rhine Valley, for a total secured licence area of 2,234km\u00b2, which can be expanded in stages<\/li>\n<li>The Upper Rhine Valley is a large, approximately 300 km long graben system with consistent geothermal lithium reservoirs in sedimentary rock. The URVBF is a <strong>well-known mature and producing field<\/strong> with multiple chemical parks and &gt; 1,000 existing wells. In our Lionheart project area, four deep geothermal wells have been in operation for more than 10 years <\/li>\n<\/ul>\n\n                <\/div>\n                              <\/div>\n            <\/div>\n          <\/div>\n        <\/div>\n                  <div class=\"col-12 justify-center lg:col-5 xl:col-6 flex items-center lg:order-first\">\n            <div class=\"relative w-full z-0\">\n      \n    \n    <img decoding=\"async\" class=\"md:block absolute z-[-1] top-8 -right-8 scale-75 xl:scale-90 2xl:scale-100 pointer-events-none\" src=\"https:\/\/v-er.eu\/app\/themes\/vulcan\/public\/images\/icons\/pattern-dots-grid-1.20f1c2.svg\" alt=\"\">\n    <img decoding=\"async\" class=\"md:block absolute z-[-1] bottom-10 -left-12 scale-75 xl:scale-90 2xl:scale-100 pointer-events-none\" src=\"https:\/\/v-er.eu\/app\/themes\/vulcan\/public\/images\/icons\/pattern-dots-grid-2.112ab7.svg\" alt=\"\">\n          <div class=\"absolute inset-0 overflow-hidden rounded-2xl\">\n        <img decoding=\"async\" class=\"md:block absolute z-10 bottom-0 right-0 scale-100 pointer-events-none\" src=\"https:\/\/v-er.eu\/app\/themes\/vulcan\/public\/images\/icons\/pattern-secondary-bottom-1.b4ee56.svg\" alt=\"\">\n      <\/div>\n        <figure class=\"m-0 w-full\">\n <div class=\"ratio ratio-5x3\">     <img width=\"2560\" height=\"1707\" src=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Project_Region_Insheim-scaled.jpg\" class=\"object-cover rounded-2xl  wp-image\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Project_Region_Insheim-scaled.jpg 2560w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Project_Region_Insheim-300x200.jpg 300w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Project_Region_Insheim-1024x683.jpg 1024w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Project_Region_Insheim-768x512.jpg 768w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Project_Region_Insheim-1536x1024.jpg 1536w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Project_Region_Insheim-2048x1365.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\n <\/div> <\/figure>\n<\/div>          <\/div>\n              <\/div>\n    <\/div>\n  <\/div>\n  <\/section>\n\n<section id=\"block_3d94ac26a80ba6c8609ec75a13294dc8\" class=\"block__text-media-grid overflow-x-hidden block block_margin\">\n      <div>\n  <svg height=\"20\" width=\"100\" class=\"h-8 md:h-12 lg:h-20 w-full  text-primary\" viewBox=\"0 0 10 10\" preserveAspectRatio=\"none\">\n  <polygon fill=\"currentColor\" points=\"0 10 10 0 10 10\"><\/polygon>\n  <\/svg>\n<\/div>    <div class=\"bg-primary pt-12 lg:pt-20 pb-20\">\n    <div class=\"container space-y-14 text-white\">\n      <div class=\"text-center mx-auto col-12 md:col-10 xl:col-6\">\n  <h2 >\n          <span class=\"PreHeadline block text-3xl hyphens-auto font-bold text-secondary font-highlight\">Production dans le Graben du Rhin sup\u00e9rieur<\/span>\n              <span class=\"Headline block hyphens-auto text-white\">Zones de projets <strong>r\u00e9gionaux.<\/strong><\/span>\n      <\/h2>\n\n      <div class=\"block\">\n      <p class=\"mb-last-item\">Le Graben du Rhin sup\u00e9rieur se trouve dans une situation g\u00e9ologique particuli\u00e8rement avantageuse : \u00e0 une profondeur d\u2019environ 3 600 m\u00e8tres, une \u00e9norme source d\u2019\u00e9nergie est en sommeil, sous la forme d\u2019eau g\u00e9othermale. Seules quelques r\u00e9gions d\u2019Allemagne et de France offrent des conditions aussi favorables pour la production d\u2019\u00e9nergie g\u00e9othermique.<\/p>\n    <\/div>\n  \n  \n\n  <div class=\"mt-8\">\n              <a class=\"btn btn-secondary  mb-last-item\" href=\"https:\/\/v-er.eu\/projects\/\" target=\"_blank\">\n  Domaines de d\u00e9veloppement du projet\n<\/a>      <\/div>\n<\/div>\n              <div class=\"relative\"\n  x-data=\"getSwiper({&quot;loop&quot;:false,&quot;slidesPerView&quot;:&quot;auto&quot;,&quot;spaceBetween&quot;:0})\"\n  x-init=\"initSwiper(breakpoints.xl)\"\n  x-on:resize.window=\"initSwiper(breakpoints.xl)\">\n\n  <div class=\"swiper overflow-unset\" x-ref=\"container\">\n    <div class=\"swiper-wrapper row xl:gap-y-6 xl:justify-center flex-nowrap xl:flex-wrap \">\n      <div class=\"swiper-slide relative col-10 md:col-6 lg:col-6 h-auto xl:col-3\">\n  <div class=\"singe-tile rounded-2xl overflow-hidden shadow-even hover:scale-[1.01] transition duration-300 h-full flex flex-col\">\n    <div class=\"block relative\">\n      <figure class=\"m-0 w-full\">\n <div class=\"ratio ratio-4x3\">     <img width=\"2560\" height=\"1440\" src=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Ortenau.jpg\" class=\"object-cover wp-image\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Ortenau.jpg 2560w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Ortenau-300x169.jpg 300w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Ortenau-1024x576.jpg 1024w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Ortenau-768x432.jpg 768w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Ortenau-1536x864.jpg 1536w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/Ortenau-2048x1152.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\n <\/div> <\/figure>\n      <div class=\"absolute -bottom-[2rem] left-1\/2 -translate-x-1\/2 bg-white p-4 rounded-full\">\n        <img decoding=\"async\" class=\"w-8 h-8\" src=\"https:\/\/v-er.eu\/app\/themes\/vulcan\/public\/images\/v-signat.d56e6a.svg\" alt=\"vulcan\">\n      <\/div>\n    <\/div>\n    <div class=\"p-6 flex flex-col justify-between flex-1 bg-white text-default\">\n      <div class=\"block\">\n        <h3 class=\"mb-4\">\n          <span class=\"PreHeadline block hyphens-auto font-bold text-secondary font-highlight text-xl\"><\/span>\n              <span class=\"Headline block hyphens-auto text-primary text-2xl font-medium\"><strong>Nat\u00fcrlich Ortenau<\/strong><\/span>\n      <\/h3>\n        <div>\n          La r\u00e9gion du projet Ortenau est situ\u00e9e au sud-ouest du Bade-Wurtemberg, entre la For\u00eat-Noire et le Rhin.\n\n        <\/div>\n      <\/div>\n      <div class=\"block\">\n        <div class=\"mt-8\">\n          <a class=\"btn textlink   mb-last-item\" href=\"https:\/\/natuerlich-ortenau.eu\/\" target=\"_blank\">\n  Voir la page du projet\n<\/a>          <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>                      <div class=\"swiper-slide relative col-10 md:col-6 lg:col-6 h-auto xl:col-3\">\n  <div class=\"singe-tile rounded-2xl overflow-hidden shadow-even hover:scale-[1.01] transition duration-300 h-full flex flex-col\">\n    <div class=\"block relative\">\n      <figure class=\"m-0 w-full\">\n <div class=\"ratio ratio-4x3\">     <img width=\"840\" height=\"560\" src=\"https:\/\/v-er.eu\/app\/uploads\/2023\/10\/Project_Region_Pflaz.jpg\" class=\"object-cover wp-image\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/v-er.eu\/app\/uploads\/2023\/10\/Project_Region_Pflaz.jpg 840w, https:\/\/v-er.eu\/app\/uploads\/2023\/10\/Project_Region_Pflaz-300x200.jpg 300w, https:\/\/v-er.eu\/app\/uploads\/2023\/10\/Project_Region_Pflaz-768x512.jpg 768w\" sizes=\"(max-width: 840px) 100vw, 840px\" \/>\n <\/div> <\/figure>\n      <div class=\"absolute -bottom-[2rem] left-1\/2 -translate-x-1\/2 bg-white p-4 rounded-full\">\n        <img decoding=\"async\" class=\"w-8 h-8\" src=\"https:\/\/v-er.eu\/app\/themes\/vulcan\/public\/images\/v-signat.d56e6a.svg\" alt=\"vulcan\">\n      <\/div>\n    <\/div>\n    <div class=\"p-6 flex flex-col justify-between flex-1 bg-white text-default\">\n      <div class=\"block\">\n        <h3 class=\"mb-4\">\n          <span class=\"PreHeadline block hyphens-auto font-bold text-secondary font-highlight text-xl\"><\/span>\n              <span class=\"Headline block hyphens-auto text-primary text-2xl font-medium\"><strong>Nat\u00fcrlich Pfalz<\/strong><\/span>\n      <\/h3>\n        <div>\n          Au sud de la Rh\u00e9nanie-Pfalz, entre la for\u00eat du Palatinat au nord-ouest et le Rhin au sud-est, se trouve la r\u00e9gion du projet Pfalz.\n\n        <\/div>\n      <\/div>\n      <div class=\"block\">\n        <div class=\"mt-8\">\n          <a class=\"btn textlink   mb-last-item\" href=\"https:\/\/natuerlich-pfalz.eu\/\" target=\"_blank\">\n  Voir la page du projet\n<\/a>          <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>                      <div class=\"swiper-slide relative col-10 md:col-6 lg:col-6 h-auto xl:col-3\">\n  <div class=\"singe-tile rounded-2xl overflow-hidden shadow-even hover:scale-[1.01] transition duration-300 h-full flex flex-col\">\n    <div class=\"block relative\">\n      <figure class=\"m-0 w-full\">\n <div class=\"ratio ratio-4x3\">     <img width=\"1920\" height=\"1080\" src=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/mannheim_2_1920x800px.jpg\" class=\"object-cover wp-image\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/mannheim_2_1920x800px.jpg 1920w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/mannheim_2_1920x800px-300x169.jpg 300w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/mannheim_2_1920x800px-1024x576.jpg 1024w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/mannheim_2_1920x800px-768x432.jpg 768w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/mannheim_2_1920x800px-1536x864.jpg 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/>\n <\/div> <\/figure>\n      <div class=\"absolute -bottom-[2rem] left-1\/2 -translate-x-1\/2 bg-white p-4 rounded-full\">\n        <img decoding=\"async\" class=\"w-8 h-8\" src=\"https:\/\/v-er.eu\/app\/themes\/vulcan\/public\/images\/v-signat.d56e6a.svg\" alt=\"vulcan\">\n      <\/div>\n    <\/div>\n    <div class=\"p-6 flex flex-col justify-between flex-1 bg-white text-default\">\n      <div class=\"block\">\n        <h3 class=\"mb-4\">\n          <span class=\"PreHeadline block hyphens-auto font-bold text-secondary font-highlight text-xl\"><\/span>\n              <span class=\"Headline block hyphens-auto text-primary text-2xl font-medium\"><strong>Nat\u00fcrlich Kurpfalz<\/strong><\/span>\n      <\/h3>\n        <div>\n          Mannheim et la r\u00e9gion du projet Kurpfalz sont situ\u00e9es directement dans le triangle frontalier du Bade-Wurtemberg, de la Rh\u00e9nanie-Pfalz et de la Hesse.\n\n        <\/div>\n      <\/div>\n      <div class=\"block\">\n        <div class=\"mt-8\">\n          <a class=\"btn textlink   mb-last-item\" href=\"https:\/\/natuerlich-kurpfalz.eu\/\" target=\"_blank\">\n  Voir la page du projet\n<\/a>          <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>                      <div class=\"swiper-slide relative col-10 md:col-6 lg:col-6 h-auto xl:col-3\">\n  <div class=\"singe-tile rounded-2xl overflow-hidden shadow-even hover:scale-[1.01] transition duration-300 h-full flex flex-col\">\n    <div class=\"block relative\">\n      <figure class=\"m-0 w-full\">\n <div class=\"ratio ratio-4x3\">     <img width=\"840\" height=\"560\" src=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/ts_cl_Hessen-Slider_995x747.jpg\" class=\"object-cover wp-image\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/v-er.eu\/app\/uploads\/2023\/11\/ts_cl_Hessen-Slider_995x747.jpg 840w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/ts_cl_Hessen-Slider_995x747-300x200.jpg 300w, https:\/\/v-er.eu\/app\/uploads\/2023\/11\/ts_cl_Hessen-Slider_995x747-768x512.jpg 768w\" sizes=\"(max-width: 840px) 100vw, 840px\" \/>\n <\/div> <\/figure>\n      <div class=\"absolute -bottom-[2rem] left-1\/2 -translate-x-1\/2 bg-white p-4 rounded-full\">\n        <img decoding=\"async\" class=\"w-8 h-8\" src=\"https:\/\/v-er.eu\/app\/themes\/vulcan\/public\/images\/v-signat.d56e6a.svg\" alt=\"vulcan\">\n      <\/div>\n    <\/div>\n    <div class=\"p-6 flex flex-col justify-between flex-1 bg-white text-default\">\n      <div class=\"block\">\n        <h3 class=\"mb-4\">\n          <span class=\"PreHeadline block hyphens-auto font-bold text-secondary font-highlight text-xl\"><\/span>\n              <span class=\"Headline block hyphens-auto text-primary text-2xl font-medium\"><strong>Nat\u00fcrlich Hessen<\/strong><\/span>\n      <\/h3>\n        <div>\n          La r\u00e9gion du projet Hessen s&#8217;\u00e9tend de Lampertheim \u00e0 la r\u00e9gion m\u00e9tropolitaine de Francfort.\n\n        <\/div>\n      <\/div>\n      <div class=\"block\">\n        <div class=\"mt-8\">\n          <a class=\"btn textlink   mb-last-item\" href=\"https:\/\/natuerlich-hessen.eu\/\" target=\"_blank\">\n  Voir la page du projet\n<\/a>          <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>\n    <\/div>\n  <\/div>\n<\/div>      \n    <\/div>\n  <\/div>\n      <div>\n  <svg height=\"20\" width=\"100\" class=\"h-8 md:h-12 lg:h-20 w-full rotate-180 text-primary\" viewBox=\"0 0 10 10\" preserveAspectRatio=\"none\">\n  <polygon fill=\"currentColor\" points=\"0 10 10 0 10 10\"><\/polygon>\n  <\/svg>\n<\/div>  <\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Gisement g\u00e9othermique de 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