Geologic History of Western US

Ronald Blakey, Northern Arizona University, Department of Geology

This web-site is a presentation showing graphically the Proterozoic and Phanerozoic geologic history of the Southwestern United States. There is a text file providing a brief narrative of the geologic history, which links to map graphics for each period. The graphics contain a scale and have labeled features to better understand what is happening as time progresses.

This description of a site outside SERC has not been vetted by SERC staff and may be incomplete or incorrect. If you have information we can use to flesh out or correct this record let us know.

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Grade Level: Graduate/Professional, College Upper (15-16), College Lower (13-14)
Topics: Time/Earth History