{"id":165,"date":"2021-02-22T12:00:58","date_gmt":"2021-02-22T11:00:58","guid":{"rendered":"https:\/\/fr.geoguy.org\/blogs\/?p=165"},"modified":"2022-08-31T20:07:44","modified_gmt":"2022-08-31T18:07:44","slug":"2-methodes-de-modelisation-geologique-3d-les-plus-utilisees-avantage-et-inconvenient","status":"publish","type":"post","link":"https:\/\/fr.geoguy.org\/blogs\/2-methodes-de-modelisation-geologique-3d-les-plus-utilisees-avantage-et-inconvenient\/","title":{"rendered":"2 m\u00e9thodes de mod\u00e9lisation g\u00e9ologique 3D les plus utilis\u00e9es [Avantage et Inconv\u00e9nient]"},"content":{"rendered":"\n<p>La mod\u00e9lisation g\u00e9ologique est un outil tr\u00e8s puissant qui nous permet de  dresser des mod\u00e8les g\u00e9ologiques 3D utiles pour visualiser un gisement en 3 dimensions, d\u00e9terminer son volume et \u00e9valuer ses ressources. Mais pour en arriver la, il faille utiliser une m\u00e9thode qui d\u00e9finit la mani\u00e8re dont vous allez proc\u00e9d\u00e9 pour attendre cet objectif.<\/p>\n\n\n\n<p>Dans cet article, nous allons vous pr\u00e9sent\u00e9 deux m\u00e9thodes les plus utilis\u00e9es pour faire la mod\u00e9lisation g\u00e9ologique. Nous vous d\u00e9crirons la proc\u00e9dure utilis\u00e9e pour chaque m\u00e9thode et nous vous pr\u00e9senterons leurs avantages et inconv\u00e9nients.<\/p>\n\n\n\n<h2>M\u00e9thodes de g\u00e9o mod\u00e9lisation 3D<\/h2>\n\n\n\n<script async=\"\" src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-7445259740282280\" crossorigin=\"anonymous\"><\/script>\n<!-- Milieux articles -->\n<ins class=\"adsbygoogle\" style=\"display:inline-block;width:300px;height:250px\" data-ad-client=\"ca-pub-7445259740282280\" data-ad-slot=\"7148526423\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p>Il existe certainement plusieurs m\u00e9thodes de g\u00e9omodelisation 3d. Deux d\u2019entre elles sont n\u00e9anmoins les plus connues et donc les plus utilis\u00e9es&nbsp;; en l\u2019occurrence&nbsp;:<\/p>\n\n\n\n<ol><li>Simulation \u00e0 partir de sections.<\/li><li>Simulation \u00e0 partir de plans de niveaux.<\/li><\/ol>\n\n\n\n<h3>1. Simulation \u00e0 partir de sections.<\/h3>\n\n\n\n<p>Une section est une coupe transversale. Elle montre&nbsp;:<\/p>\n\n\n\n<ul><li>le gisement en deux dimensions,<\/li><li>la succession de couche g\u00e9ologique,<\/li><li>Et diff\u00e9rentes zones de min\u00e9ralisation de la surface jusqu\u2019en profondeur.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" width=\"645\" height=\"382\" src=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/fig3-section-miner.png\" alt=\"\" class=\"wp-image-166\" srcset=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/fig3-section-miner.png 645w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/fig3-section-miner-300x178.png 300w\" sizes=\"(max-width: 645px) 100vw, 645px\" \/><figcaption>Illustration d\u2019une section min\u00e9ralis\u00e9e<\/figcaption><\/figure><\/div>\n\n\n\n<p>La m\u00e9thode de simulation \u00e0 partir de sections se veut de dresser plusieurs sections d\u2019un gisement et de relier les zones min\u00e9ralis\u00e9es sur chaque section du gisement. Ce qui va donner surface ferm\u00e9 qui englobe toute la min\u00e9ralisation. Cette enveloppe est appel\u00e9e Corps min\u00e9ralis\u00e9 (Ore body).<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" width=\"466\" height=\"352\" src=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/fig4-zone-min.png\" alt=\"\" class=\"wp-image-167\" srcset=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/fig4-zone-min.png 466w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/fig4-zone-min-300x227.png 300w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/fig4-zone-min-120x90.png 120w\" sizes=\"(max-width: 466px) 100vw, 466px\" \/><figcaption>D\u00e9limitation d\u2019une zone min\u00e9ralis\u00e9e sur une section<\/figcaption><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" width=\"532\" height=\"334\" src=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/n6-delimite-string.png\" alt=\"\" class=\"wp-image-168\" srcset=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/n6-delimite-string.png 532w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/n6-delimite-string-300x188.png 300w\" sizes=\"(max-width: 532px) 100vw, 532px\" \/><figcaption>Ensemble des strings d\u00e9limitant l\u2019ensemble de zones min\u00e9ralis\u00e9es<\/figcaption><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" width=\"463\" height=\"354\" src=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/solidmodel.png\" alt=\"\" class=\"wp-image-177\" srcset=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/solidmodel.png 463w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/solidmodel-300x229.png 300w\" sizes=\"(max-width: 463px) 100vw, 463px\" \/><figcaption>Solidmodel<\/figcaption><\/figure><\/div>\n\n\n\n<h3>2. Simulation \u00e0 partir de plan de niveau.<\/h3>\n\n\n\n<p>Un plan de niveau est une surface de m\u00eame altitude (cote ou niveau) qui montre les diff\u00e9rents contours g\u00e9ologiques ou zones de min\u00e9ralisation.<\/p>\n\n\n\n<p>La m\u00e9thode de simulation par plan de niveau se veut de dresser plusieurs plans de niveau pour un gisement et de relier ensuite sur ces diff\u00e9rents plans de niveau les zones min\u00e9ralis\u00e9es.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" width=\"1024\" height=\"800\" src=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/methode-geomodel-1024x800.png\" alt=\"\" class=\"wp-image-169\" srcset=\"https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/methode-geomodel-1024x800.png 1024w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/methode-geomodel-300x234.png 300w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/methode-geomodel-768x600.png 768w, https:\/\/fr.geoguy.org\/blogs\/wp-content\/uploads\/sites\/2\/2021\/02\/methode-geomodel.png 1089w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Illustration de la g\u00e9omod\u00e9lisation par plan de niveau<\/figcaption><\/figure><\/div>\n\n\n\n<div class=\"wp-container-1 wp-block-buttons is-content-justification-center\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link\" href=\"https:\/\/geoguy.org\/courses\/?loop_content_only=false&amp;column_per_row=3&amp;course_per_page=12&amp;show_pagination=true&amp;_tutor_nonce=1714b4f0a2&amp;supported_filters%5Bsearch%5D=search&amp;supported_filters%5Bcategory%5D=category&amp;supported_filters%5Btag%5D=tag&amp;supported_filters%5Bprice_type%5D=price_type&amp;keyword=&amp;tutor-course-filter-category=386&amp;course_filter=true&amp;loop_content_only=false&amp;column_per_row=3&amp;course_per_page=12&amp;show_pagination=true&amp;current_page=1&amp;action=tutor_course_filter_ajax\" target=\"_blank\" rel=\"noreferrer noopener\">FORMEZ-VOUS EN MODELISATION GEOLOGIQUE<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>La mod\u00e9lisation g\u00e9ologique est un outil tr\u00e8s puissant qui nous permet de dresser des mod\u00e8les g\u00e9ologiques 3D utiles pour visualiser un gisement en 3 dimensions, &hellip; <\/p>\n","protected":false},"author":1,"featured_media":371,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"pmpro_default_level":0,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[2],"tags":[116,115,70,144,25,78,76,77,254,75,126,125,134,117,137,138,100,113,114,79,80,139,26,118,23,22,24,121,120,119,122,27,133,140,141,127,130,128,129,142,136,135,132,143,131],"_links":{"self":[{"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/posts\/165"}],"collection":[{"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/comments?post=165"}],"version-history":[{"count":0,"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/posts\/165\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/media\/371"}],"wp:attachment":[{"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/media?parent=165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/categories?post=165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fr.geoguy.org\/blogs\/wp-json\/wp\/v2\/tags?post=165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}