Crissy's Geology Blog
Saturday, January 21, 2012
Silent City of Rocks, Idaho
The Silent City of Rocks in Idaho has a great expanse of granite rock formations. Scientists believe that the oldest granite exceeds 2.5 billion years in age. This reserve is heavily used by mountain climbers.
No comments:
Post a Comment
Newer Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment