Lump of anthracite extracted from the Ibbenbüren underground coal mine, located in <a href="//commons.wikimedia.org/wiki/Ibbenb%C3%BCren" title="Ibbenbüren">Ibbenbüren</a>, <a href="//commons.wikimedia.org/wiki/Germany" class="mw-redirect" title="Germany">Germany</a>.
<a href="//commons.wikimedia.org/w/index.php?title=User:Educerva&amp;action=edit&amp;redlink=1" class="new" title="User:Educerva (page does not exist)">Educerva</a>
<span class="int-own-work" lang="en">Own work</span>