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File:Detail of Great Unconformity - Flickr - brewbooks (3).jpg

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There is about a 1.2 billion year gap in the rock - that is the Great Unconformity,, and this hike provided an excellent view.

"Powell's unconformity in the Grand Canyon is between the Tapeats Sandstone of Middle or Lower Cambrian Age, about 500 million years ago, and igneous and metamorphic rock of the Statherian Period of the Paleoproterozoic Eon, around 1700 million years old, give or take a few hundred million years, with a gap of over a billion years. Source en.wikipedia.org/wiki/Great_Unconformity

Stratigraphy and Timescale

Clear Creek trail, Grand Canyon National Park

gc 330
Date
Source Detail of Great Unconformity
Author brewbooks from near Seattle, USA
Camera location36° 06′ 22.22″ N, 112° 05′ 11.75″ W Kartographer map based on OpenStreetMap.View this and other nearby images on: OpenStreetMapinfo

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This image was originally posted to Flickr by brewbooks at https://flickr.com/photos/93452909@N00/5216138984. It was reviewed on 6 November 2016 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-sa-2.0.

6 November 2016

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current20:06, 6 November 2016Thumbnail for version as of 20:06, 6 November 20163,888 × 2,592 (6.74 MB)Josve05a (talk | contribs)== {{int:filedesc}} == {{Information |Description=There is about a 1.2 billion year gap in the rock - that is the Great Unconformity,, and this hike provided an excellent view. "Powell's unconformity in the Grand Canyon is between the Tapeats Sandston...

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