Strange patterned ground and circular spots in dark area. This formation is right under the rim of an impact crater. There is a possibility of frost at this latitude, but doesn’t look like it is recent.
Beautiful Mars series.
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- CRISM: Compact Reconnaissance Imaging Spectrometer for Mars
- CTX: Context Camera
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- SHARAD: Shallow Radar
- THEMIS: Thermal Emission Imaging System
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