See the polygonal pattern in the rocks underneath Curiosity in this self portrait? Dr. Sletten from
See the polygonal pattern in the rocks underneath Curiosity in this self portrait? Dr. Sletten from Washington is arguing that those cracks formed from desiccation, a wet mudstone that dried out and shrank as the volume decreased. That could suggest a drying environment like a drying lake, similar to some of the results found at Meridiani Planum by Opportunity. -- source link
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