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A. M. Sharaky
Fig. 7 Distribution of sand dune belts in the Dakhla Depression (Source Uncontrolled mosaic of
1961-aerial photographs)
Complex crescentic dunes in Dakhla Depression include mounds or ridges on
which subsidiary dunes of different types. They are the most prevailing sand dune
types in the Dakhla Depression. The sand dunes consist of parallel rows of crescents
that have joined to form sand ridges with a very steep slip faces oriented normal to the