You&#x27;re right. It&#x27;s not gneiss as the article says, either.<p><a href="http:&#x2F;&#x2F;www.misapor.ch&#x2F;EN&#x2F;Home.html" rel="nofollow">http:&#x2F;&#x2F;www.misapor.ch&#x2F;EN&#x2F;Home.html</a>