Passive Continental Margin (Ancient)—Grand Canyon National Park, Arizona
Summary
The layering in the upper part of the canyon formed over 200 million years ago, when the Colorado Plateau region was part of an ancient passive continental margin.
Tags
plate tectonics
geology
geologic resources division
grand canyon national park
passive continental margin
part
colorado plateau region
million years
national parks gallery
arizona
colorado
grand canyon
Date
2008
Source
National Parks Gallery
Link
Copyright info
Public Domain Dedication