From the Arizona Geological Survey:
See an illustrated stratigraphic column and photographs of rock units in Arizona’s Grand Canyon:
Click to access leighty_grandcanyonstratigraphy14a1-sept3-pm-reduced.pdf
From the Arizona Geological Survey:
See an illustrated stratigraphic column and photographs of rock units in Arizona’s Grand Canyon:
Click to access leighty_grandcanyonstratigraphy14a1-sept3-pm-reduced.pdf
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Very nice.