File:Ruzunia Lake salt Wadi el Natrun Egypt.jpg

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Ruzunia_Lake_salt_Wadi_el_Natrun_Egypt.jpg (694 × 545 pixels, file size: 79 KB, MIME type: image/jpeg)

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English: This is Figure 8 of Utilization of ASTP Photographs in the Study of Small Structures in Abu Rawâsh and Wâdi el Natrûn, Egypt by Hassan A. El-Etr and Farouk El -Baz, in the Apollo-Soyuz Test Project Summary Science Report, Volume II, Earth Observations and Photography (1979, NASA SP-412), which has the following caption:
FIGURE 8.— A crust of pinkish-white salt in the process of formation at the edge of Ruzunia Lake in the middle of Wâdi el Natrûn . The purple-brown color of the water is similar to that described and photographed by the Skylab 4 and the ASTP astronauts in the northern half of the Great Salt Lake in Utah (ref. 11). The salt layers in this region display a pink color (photograph by Farouk El-Baz).
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Source Utilization of ASTP Photographs in the Study of Small Structures in Abu Rawâsh and Wâdi el Natrûn, Egypt by Hassan A. El-Etr and Farouk El -Baz, in the Apollo-Soyuz Test Project Summary Science Report, Volume II, Earth Observations and Photography (1979, NASA SP-412)
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Public domain This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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