|Geologic History of Western US|
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.
Intended for grade levels:
Type of resource:
No specific technical requirements, just a browser required
Cost / Copyright:
Copyright and Other Restrictions Information is Unknown.
DLESE Catalog ID: DLESE-000-000-002-744
Resource contact / Creator / Publisher:
Author: Dr Ronald Blakey
Northern Arizona University, Department of Geology