Roger Weller, geology instructor
email@example.com copyright 2008-R.Weller
last edited: 12/10/08 number of photos: 18
ancient preserved mud cracks: A B
ancient weathered mud cracks: A B C
weathered conglomerate: A
Porcupine Mountains-Lake of the Clouds: A
Lake Superior shoreline:
wave action rounded pebbles and cobbles: A B C D
Photos are copyright free for non-commercial educational uses.
Just credit photos to R.Weller/Cochise College.