John Faithfull 🌍🇪🇺🏴🧡✊🏻✊🏿<p><a href="https://mastodon.scot/tags/MinCup24" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MinCup24</span></a> Copper vs Perovskite - hard to choose a favourite today!🤔 Meanwhile, here's a very nice native copper specimen from the Carboniferous basalts of Boyleston Quarry, Barrhead. 🤩 This locality has produced t he finest Scottish copper specimens. This one is about 10 cm long, and in the <a href="https://mastodon.scot/tags/Hunterian" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Hunterian</span></a> collections at University of Glasgow... <a href="https://mastodon.scot/tags/Geology" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Geology</span></a> <a href="https://mastodon.scot/tags/Mineralogy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mineralogy</span></a></p>