Geology of Mauritania

circular feature in the Sahara desert

Desert in Mauritania and Mali

Basin in western Africa

Aoukar or Erg Aoukar () is a geological depression area of south eastern Mauritania. It is located between Kiffa and Néma, south of the Tagant Plateau. The region is also referred to as Hodh or ().

ancient orogen parallel to the west coast of Africa from Morocco to Guinea-Bissau

oil field