Dr John A Stevenson<p><span class="h-card" translate="no"><a href="https://pixelfed.social/1Sauerlaender" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>1Sauerlaender</span></a></span> That's Kerlingarfjöll! I studied those mountains for my PhD. They formed during explosive eruptions that punched through a thick ice sheet that covered all of Iceland at the time.</p><p>Here's a blog post about it: <a href="https://all-geo.org/volcan01010/2012/12/gas-makes-subglacial-rhyolite-explode/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">all-geo.org/volcan01010/2012/1</span><span class="invisible">2/gas-makes-subglacial-rhyolite-explode/</span></a></p><p><a href="https://fosstodon.org/tags/volcano" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>volcano</span></a> <a href="https://fosstodon.org/tags/glacier" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>glacier</span></a> <a href="https://fosstodon.org/tags/rhyolite" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>rhyolite</span></a> <a href="https://fosstodon.org/tags/Iceland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Iceland</span></a> <a href="https://fosstodon.org/tags/geology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>geology</span></a></p>