Re: Not aluminium?
"The one mystery not solved is "who took the first one?"."
One of the pleasures of living in a UTC+12 time zone - you often get to hear the news first.
From a New Zealand news site -
"Utah residents Andy Lewis and Sylvan Christensen posted a 23-second video showing the monolith, once embedded into the rock, being dismantled, loaded onto a wheelbarrow and carried away at night."
https://www.youtube.com/watch?v=r6c2EhNtSj4