Reptile Fossils
Cochise College 
Photos of Fossils
Geology Home Page

Roger Weller, geology instructor

wellerr@cochise.edu   copyright 2011-R.Weller

 
mosasaur bone replaced by opal-7
vertebrae-end view showing fire opal
Andamooka, Australia
 

mosasaur                                                                                                                                        694

Photo is copyright free for non-commercial educational uses.  CC-BY-CC
Just credit photo to R.Weller/Cochise College.

Opal specimen courtesy of Opex Opal
Dagbjorn Johnson
P.O. Box 50548, Santa Barbara, California 93150
opex@gte.net