Post #419400 by drgoat456 on Mon, Nov 17, 2008 12:04 PM

My Uncle used to drag us there in the '60s to explore & help him bring home (Tucson) these great, what he called 'concretions'...big, bone colored deposits of limestone-like material in weird shapes, and now that he's gone, they have become sculptures in our back yard with lots of great memories.
Ciao