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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.
- Carolyn Collins Petersen
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 ...
- Marie Look
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.
9 de jul. de 2022 · The Eye of Sahara. July 10, 2020 JPEG. Taken by an astronaut onboard the International Space Station (ISS), this photograph places the Richat Structure—a geologic feature in Mauritania characterized by its concentric rings—in context with the extensive dune fields that surround it.
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 ...
La estructura de Richat ( 21°7.6′N 11°24′O) es una estructura geológica singular ubicada en el desierto del Sahara en Mauritania cerca de Uadane. 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 ...
