Richat Structure#
![Richat Structure Richat Structure](/attach/Geography/Africa/Mauritania/Pictures/Factbook_Pictures/130mr/scaled-742x800-130mr.jpg)
Image courtesy of USGS., under PD
Although it resembles an impact crater, the Richat Structure formed when a volcanic dome hardened and gradually eroded, exposing the onion-like layers of rock.
Although it resembles an impact crater, the Richat Structure formed when a volcanic dome hardened and gradually eroded, exposing the onion-like layers of rock.