Roger Weller, geology instructor
firstname.lastname@example.org copyright 2011-R.Weller
The Odessa meteorite impact occurred approximately 20,000 years ago and
created a 600 foot diameter crater 20 feet deep. The composition of this meteorite
is 90% iron and 10% nickel plus some trace elements.
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.