Jump to content
Neal

Thumb of Michigan rock or fossil

Recommended Posts

Neal

IMG_20190929_213003820.thumb.jpg.4daebf52dd2079029cd911805b37a386.jpgIMG_20190929_213317638.thumb.jpg.ac617b05120a644980623d674bd1ff32.jpgHi,

My name is Neal, I found this rock on the side of a railroad bed near Caro, MI. It is heavy for it's size, and has quite a bit of porosity to it. Any help would be appreciated.

Thanks!!

Share this post


Link to post
Share on other sites
caldigger

I would bet this is slag from a refinery.

Share this post


Link to post
Share on other sites
Rockwood

Slag alright. Locomotive boilers made a fair amount of it too.

Share this post


Link to post
Share on other sites

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!

Register a new account

Sign in

Already have an account? Sign in here.

Sign In Now


  • Recently Browsing   0 members

    No registered users viewing this page.

×