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After weathering has broken some of the pieces of of a rock or a object erosions part comes in. Erosion carries the pieces to another place and the pieces start to form anotheâ¦r object leaving the other object with a cool shape such the grand canyon. 23 people found this useful.
The geology of the Grand Canyon area includes one of the most complete and studied sequences of rock on Earth. The nearly 40 major sedimentary rock layers exposed in the Grand Canyon and in the Grand Canyon National Park area range in age from about 200 million to nearly 2 billion years old.Most were deposited in warm, shallow seas and near ancient, long-gone sea shores in western North America.ach meter walked on the trail represents one million years of Grand Canyon's geologic history. Bronze markers on the trail mark your location in time. The trail begins at Yavapai Geology Museum at 2 billion years ago, and ends at Verkamp's Visitor Center.