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The Richat Structure, or Guelb er Richât (Arabic: قلب الريشات Qalb ar-Rīšāt), is a prominent circular geological feature in the Adrar Plateau of the Sahara. It is located near Ouadane in the Adrar Region of Mauritania .
24 de nov. de 2023 · The Eye of the Sahara, also known as the Richat Structure, is a geological formation located in the Sahara Desert near Ouadane, Mauritania. This unique and distinctive feature is a massive circular structure that spans approximately 30 miles (50 kilometers) in diameter.
La estructura, que tiene un diámetro de casi 50 kilómetros, ha llamado la atención desde las primeras misiones espaciales porque forma un raro ojo de buey en la monótona extensión del desierto. Por eso también se le conoce como el «ojo del Sahara» 1 u «ojo de África». 2 .
15 de mar. de 2024 · Known as the Richat Structure — or, more commonly, the Eye of the Sahara — this massive geological formation resembles a giant eye. Consisting of a series of rings on the Adrar Plateau, a prominent feature in northwestern Mauritania, the structure measures 31 miles (50 km) in diameter, making it highly visible even from high above Earth .
9 de jul. de 2022 · Dubbed “the Eye of Sahara,” the structure has a diameter of about 40 kilometers (25 miles). This astronaut photo from 2011 provides a more detailed view of it. The origin of the Richat Structure was initially thought to be the result of an impact event because large meteors typically produce circular features on Earth’s surface.
30 de oct. de 2018 · The Eye of the Sahara, also known as the Richat Structure, is a geologic dome containing rocks that predate the appearance of life on Earth. The Eye resembles a blue bullseye and is located in Western Sahara. It is visible from space and has been used as a visual landmark by astronauts.
10 de abr. de 2019 · iss059e013137 (March 5, 2019) — From an altitude of 255 miles, an Expedition 59 crewmember photographed the Richat Structure, or the “Eye of the Sahara,” in northwestern Mauritania. The circular geologic feature is thought to be caused by an uplifted dome—geologists would classify it as a domed anticline—that has been eroded to expose ...
