Crater Holden - alluvial fan
This is a close-up view of the image obtained by Mars Express on 14 June 2004 (see also "Crater Holden and Uzboi Vallis"). North is to the left. It shows a well-preserved alluvial fan (a fan-shaped deposit of water-transported material) in the southern part of Crater Holden.
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Last Update: 1 September 2019