
iss061e012458 (Oct. 20, 2019) --- Known as the “Eye of the Sahara," the Richat Structure in northwestern Mauritania is a circular geologic feature thought to be caused by an uplifted dome—geologists would classify it as a domed anticline—that has been eroded to expose the originally flat rock layers.
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iss061e012458
Date Created
October 20, 2019
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