Interesting, something similar (I think) happened at the end of the Neolithic phase at Crickley Hill - I could have remembered that wrong though...
Edit - yes, I mis-remembered. The fires were lit while the site was in use, not on abandonment.
http://www.themodernantiquarian.com/post/13176/miscellaneous/cold_slad_on_crickley_hill.html
Like all websites everywhere, we use cookies.