Fig. 2
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(A) Morphologic elements and topography. The onshore basins of the eastern Red Sea rifted margin are named. (B) Offshore tectonic map (modified from Delaunay et al. (2023)) overlying magnetic survey. (C) Geological map and depth of the acoustic basement based on seismic reflection data. Shear zones and sutures from Stern and Johnson (2019). D: Ad Damm shear zone. F: Fatima shear zone. Bu: Bi’r Umq suture. Y: Yanbu suture. (D) Maximum, minimum, and mean elevation of the main escarpment over a 20 km swath profile. Digital elevation data from GEBCO (https://www.gebco.net/). Projection system: Ain el Abd 1970, Aramco, Lambert 2. Rotation: −26.75°.
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