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</div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Un article de Wikipédia, l'encyclopédie libre.</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="fr" dir="ltr"><div class="bandeau-container metadata bandeau-article bandeau-niveau-ebauche"><div class="bandeau-cell bandeau-icone" style="display:table-cell;padding-right:0.5em"><span class="noviewer" typeof="mw:File"><a href="/wiki/Fichier:Granit_fluidalny_z_granatami.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/49/Granit_fluidalny_z_granatami.jpg/44px-Granit_fluidalny_z_granatami.jpg" decoding="async" width="44" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/49/Granit_fluidalny_z_granatami.jpg/66px-Granit_fluidalny_z_granatami.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/49/Granit_fluidalny_z_granatami.jpg/88px-Granit_fluidalny_z_granatami.jpg 2x" data-file-width="800" data-file-height="640" /></a></span></div><div class="bandeau-cell" style="display:table-cell;padding-right:0.5em"> <p><strong class="bandeau-titre">Cet article est une <a href="/wiki/Aide:%C3%89bauche" title="Aide:Ébauche">ébauche</a> concernant la <a href="/wiki/P%C3%A9trologie" title="Pétrologie">pétrologie</a>.</strong> </p> <div class="nomobile"> Vous pouvez partager vos connaissances en l’améliorant (<b><a href="/wiki/Aide:Comment_modifier_une_page" title="Aide:Comment modifier une page">comment ?</a></b>) selon les recommandations du <a href="/wiki/Projet:Min%C3%A9raux_et_roches" title="Projet:Minéraux et roches">projet minéraux et roches</a>.</div> </div></div> <p>La <b>chloritisation</b> est un processus d'<a href="/wiki/Alt%C3%A9ration_(g%C3%A9ologie)" title="Altération (géologie)">altération</a> des <a href="/wiki/Roche_magmatique" title="Roche magmatique">roches magmatiques</a>, caractérisé par une <a href="/wiki/Hydrate" title="Hydrate">hydratation</a> avec libération de <a href="/wiki/Potassium" title="Potassium">potassium</a> et formation de <a href="/wiki/Min%C3%A9ral" title="Minéral">minéraux</a> du <a href="/wiki/Groupe_des_chlorites" title="Groupe des chlorites">groupe des chlorites</a> (des <a href="/wiki/Aluminosilicate" title="Aluminosilicate">aluminosilicates</a> hydratés de <a href="/wiki/Formule_chimique" title="Formule chimique">formule</a> générale (Fe,Mg,Al)<sub>6</sub>(Si,Al)<sub>4</sub>O<sub>10</sub>(OH)<sub>8</sub><sub></sub><sub></sub><sub></sub><sub></sub><sub></sub><sub></sub><sub></sub><sub></sub><sub></sub><sub></sub><sub></sub>). Il se forme également des <a href="/wiki/Oxyde_de_fer" title="Oxyde de fer">oxydes de fer</a> (<a href="/wiki/H%C3%A9matite" title="Hématite">hématite</a> ou <a href="/wiki/Magn%C3%A9tite" title="Magnétite">magnétite</a>), de la <a href="/wiki/Silice" title="Silice">silice</a>, des <a href="/wiki/Carbonate" title="Carbonate">carbonates</a>, de l'<a href="/wiki/%C3%89pidote" title="Épidote">épidote</a>, des <a href="/wiki/Mica" title="Mica">micas</a> hydratés (<a href="/wiki/Vermiculite" title="Vermiculite">vermiculite</a>) et des argiles néoformées (<a href="/wiki/Kaolinite" title="Kaolinite">kaolinite</a>, <a href="/wiki/Halloysite" title="Halloysite">halloysite</a>)<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite_crochet">[</span>1<span class="cite_crochet">]</span></a></sup>. </p> <div class="mw-heading mw-heading2"><h2 id="Notes_et_références"><span id="Notes_et_r.C3.A9f.C3.A9rences"></span>Notes et références</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chloritisation&veaction=edit&section=1" title="Modifier la section : Notes et références" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Chloritisation&action=edit&section=1" title="Modifier le code source de la section : Notes et références"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="references-small decimal" style=""><div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a> </span><span class="reference-text"><span class="ouvrage" id="PomerolFouet1975"><span class="ouvrage" id="Charles_PomerolRobert_Fouet1975">Charles Pomerol et Robert Fouet, <cite class="italique">Les roches éruptives</cite>, Paris, <a href="/wiki/Presses_universitaires_de_France" title="Presses universitaires de France">Presses universitaires de France</a>, <time>1975</time><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Les+roches+%C3%A9ruptives&rft.place=Paris&rft.pub=Presses+universitaires+de+France&rft.aulast=Pomerol&rft.aufirst=Charles&rft.au=Robert+Fouet&rft.date=1975&rfr_id=info%3Asid%2Ffr.wikipedia.org%3AChloritisation"></span></span></span>.</span> </li> </ol></div> </div> <div class="mw-heading mw-heading2"><h2 id="Bibliographie">Bibliographie</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Chloritisation&veaction=edit&section=2" title="Modifier la section : Bibliographie" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Chloritisation&action=edit&section=2" title="Modifier le code source de la section : Bibliographie"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span class="ouvrage" id="Bailey1988"><span class="ouvrage" id="Sturges_W._Bailey1988"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> Sturges W. <span class="nom_auteur">Bailey</span> (<abbr class="abbr" title="directeur de publication">dir.</abbr>), <cite class="italique" lang="en">Hydrous Phyllosilicates (exclusive of micas)</cite>, Mineralogical Society of America, <abbr class="abbr" title="collection">coll.</abbr> « Reviews in Mineralogy » (<abbr class="abbr" title="numéro">n<sup>o</sup></abbr> 19), <time>1988</time> <small style="line-height:1em;">(<a href="/wiki/International_Standard_Book_Number" title="International Standard Book Number">ISBN</a> <a href="/wiki/Sp%C3%A9cial:Ouvrages_de_r%C3%A9f%C3%A9rence/0-939950-23-5" title="Spécial:Ouvrages de référence/0-939950-23-5"><span class="nowrap">0-939950-23-5</span></a>, <a rel="nofollow" class="external text" href="http://www.minsocam.org/msa/rim/Rim19.html">présentation en ligne</a>)</small><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Hydrous+Phyllosilicates+%28exclusive+of+micas%29&rft.pub=Mineralogical+Society+of+America&rft.aulast=Bailey&rft.aufirst=Sturges+W.&rft.date=1988&rft.isbn=0-939950-23-5&rfr_id=info%3Asid%2Ffr.wikipedia.org%3AChloritisation"></span></span></span></li></ul> <ul id="bandeau-portail" class="bandeau-portail"><li><span class="bandeau-portail-element"><span class="bandeau-portail-icone"><span class="noviewer skin-invert-image" typeof="mw:File"><a href="/wiki/Portail:Min%C3%A9raux_et_roches" title="Portail des minéraux et roches"><img alt="icône décorative" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a1/Emerald_rough_300x422.jpg/17px-Emerald_rough_300x422.jpg" decoding="async" width="17" height="24" class="mw-file-element" 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