{"id":13835,"date":"2021-07-22T19:11:33","date_gmt":"2021-07-22T17:11:33","guid":{"rendered":"http:\/\/volcanx.cluster031.hosting.ovh.net\/?post_type=glossary&#038;p=13835"},"modified":"2021-07-26T17:20:32","modified_gmt":"2021-07-26T15:20:32","slug":"rhyodacite-fr","status":"publish","type":"glossary","link":"https:\/\/volcanofoundation.org\/fr\/glossary\/rhyodacite-fr\/","title":{"rendered":"RHYODACITE"},"content":{"rendered":"<p>Roche volcanique (ou <a class=\"glossary\" title=\"Voir le glossaire.\" href=\"https:\/\/volcanoes.usgs.gov\/vsc\/glossary\/lava.html\">lave<\/a>) <a class=\"glossary\" title=\"Voir le glossaire.\" href=\"https:\/\/volcanoes.usgs.gov\/vsc\/glossary\/lava.html\">de <\/a>composition interm&eacute;diaire entre la <a class=\"glossary\" title=\"Voir le glossaire.\" href=\"https:\/\/volcanoes.usgs.gov\/vsc\/glossary\/rhyolite.html\">rhyolite <\/a>et <a class=\"glossary\" title=\"Voir le glossaire.\" href=\"https:\/\/volcanoes.usgs.gov\/vsc\/glossary\/dacite.html\">la dacite<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Roche volcanique (ou <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;LAVE&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Terme g&eacute;n&eacute;ral d&eacute;signant le magma (roche en fusion) qui a fait &eacute;ruption &agrave; la surface de la Terre et qui conserve son int&eacute;grit&eacute; sous forme de masse fluide ou visqueuse, plut&ocirc;t que d&amp;#039;exploser en fragments.&lt;\/div&gt;\" href=\"https:\/\/volcanofoundation.org\/fr\/glossary\/lave-fr\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">lave<\/a>) de composition interm&eacute;diaire entre la <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;RHYOLITE&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Roche volcanique (ou lave) qui est caract&eacute;ristique de couleur claire, contient 69 % ou plus de silice et est riche en potassium et en sodium. La faible silicarhyolite contient 69 &agrave; 74 % de silice. La rhyolite &agrave; haute teneur en silice contient de 75 &agrave; 80 % de silice. Les laves rhyolitiques sont visqueuses et ont tendance &agrave; former d&amp;#039;&eacute;paisses coul&eacute;es de lave par blocs ou des tas de lave &agrave; flancs abrupts appel&eacute;s d&ocirc;mes de lave. Les magmas de rhyolite ont tendance &agrave; &eacute;clater de mani&egrave;re explosive, produisant g&eacute;n&eacute;ralement &eacute;galement d&amp;#039;abondantes cendres et ponces.&amp;amp;nbsp;&lt;\/div&gt;\" href=\"https:\/\/volcanofoundation.org\/fr\/glossary\/rhyolite-fr\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">rhyolite<\/a> et la <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;DACITE&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Roche volcanique (ou lave) qui a pour caract&eacute;ristique d&amp;#039;&ecirc;tre de couleur claire et de contenir 62 &agrave; 69 % de silice et des quantit&eacute;s mod&eacute;r&eacute;es de sodium et de potassium.&lt;\/div&gt;\" href=\"https:\/\/volcanofoundation.org\/fr\/glossary\/dacite-fr\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">dacite<\/a>.<\/p>\n","protected":false},"author":8,"featured_media":0,"menu_order":0,"template":"","meta":{"footnotes":""},"class_list":["post-13835","glossary","type-glossary","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/volcanofoundation.org\/fr\/wp-json\/wp\/v2\/glossary\/13835","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/volcanofoundation.org\/fr\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/volcanofoundation.org\/fr\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/volcanofoundation.org\/fr\/wp-json\/wp\/v2\/users\/8"}],"version-history":[{"count":0,"href":"https:\/\/volcanofoundation.org\/fr\/wp-json\/wp\/v2\/glossary\/13835\/revisions"}],"wp:attachment":[{"href":"https:\/\/volcanofoundation.org\/fr\/wp-json\/wp\/v2\/media?parent=13835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}