{"version":"1.0","provider_name":"Ekomuseum Bergslagen","provider_url":"https:\/\/ekomuseum.se\/en\/","author_name":"Malin Andersson","author_url":"https:\/\/ekomuseum.se\/en\/author\/malin\/","title":"Stollbergs gruva &#8226; Ekomuseum Bergslagen","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"jCwnHayR00\"><a href=\"https:\/\/ekomuseum.se\/en\/besoksmalen\/stollbergs-gruva\/\">Stollbergs gruva<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/ekomuseum.se\/en\/besoksmalen\/stollbergs-gruva\/embed\/#?secret=jCwnHayR00\" width=\"600\" height=\"338\" title=\"&#8220;Stollbergs gruva&#8221; &#8212; Ekomuseum Bergslagen\" data-secret=\"jCwnHayR00\" 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\/\/# sourceURL=https:\/\/ekomuseum.se\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/ekomuseum.se\/wp-content\/uploads\/2023\/11\/Ekomuseum-bergslagen-Stollberg-1366x768px.jpg","thumbnail_width":1366,"thumbnail_height":768,"description":"Stollbergs gruva Stollberg Mine &nbsp; About 15 kilometers outside Smedjebacken lies the Stollberg mining area, where ore has been extracted since the 12th century. When Gustav Vasa learned that there was also silver in Stollberget, or Vester Silfberg as the mine was called at the time, he immediately became very interested. Silver was exactly what [&hellip;]"}