Hey. Interesting. But you do know this is a Coin Forum. We talk about Coins. Just in case you don't get more responses
I was thinking the same thing, but it looks like the loop may be a metal part.Also does not look like it has been buried for that long unless it was harshly cleaned.
This is the very rare and very elusive "churnin' urn of burnin' funk" first put to song in Steamroller Blues.