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Clear As Mud: Desiccation Cracks Reveal Climatic History of Mars

News   Apr 20, 2018 | Original Story by Beth Geiger for the Geological Society of America.

 
Clear As Mud: Desiccation Cracks Reveal Climatic History of Mars

Old Soaker: Mastcam image of the Old Soaker rock slab taken on Sol 1555. The red-toned bed is covered by ridges that are the remnants of sediment that filled cracks that formed in drying lake in Gale Crater some ~3.5 billion years ago. The slab is about 80 cm across. Credit: NASA.

 
 
 

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