{"version":"1.0","provider_name":"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue","provider_url":"https:\/\/blogs.futura-sciences.com\/bardintzeff","author_name":"jmbardintzeff","author_url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/author\/jmbardintzeff\/","title":"Hyaloclastites \u00e0 Deserta Grande, par Jacques-Marie Bardintzeff","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"mMGmvt9x7i\"><a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2024\/06\/22\/hyaloclastites-a-deserta-grande\/\">Hyaloclastites \u00e0 Deserta Grande<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2024\/06\/22\/hyaloclastites-a-deserta-grande\/embed\/#?secret=mMGmvt9x7i\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Hyaloclastites \u00e0 Deserta Grande\u00a0\u00bb &#8212; VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue\" data-secret=\"mMGmvt9x7i\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n<\/script>\n","description":"Les hyaloclastites sont des cendres \u00e9mises par des volcans sous-marins. Elles sont donc gorg\u00e9es d\u2019eau et s\u2019alt\u00e8rent en palagonite (verre hydrat\u00e9 alt\u00e9r\u00e9) jaune clair. De telles hyaloclastites affleurent \u00e0 Deserta Grande, une des trois \u00eeles Desertas, au sud-est de Mad\u00e8re (voir mon blog du 20\/6\/2024 et du 21\/6\/2024). Un bloc de hyaloclastite jaune clair sur &hellip; Continuer la lecture de  &rarr;","thumbnail_url":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2024\/06\/Bardintzeff.20240423_144718.Deserta_Grande.hyaloclastite_dykeslow.s-253x450.jpg"}