17 DECEMBER 2014 

Possible Opaline Silica in the Central Uplift of Elorza CraterPossible Opaline Silica in the Central Uplift of Elorza Crater
The distinguishing feature of this central uplift is the various types of bedrock that are observable at the surface.
Eroding Terrain in Arabia TerraEroding Terrain in Arabia Terra
At one time this was a flat smooth terrain, but over time it has been eroded, most likely by the wind.
Frosty Slopes in Late SpringFrosty Slopes in Late Spring
At this time of year only south-facing slopes retain the frost, while the north-facing slopes have melted.
Polar Layered Deposit SlopesPolar Layered Deposit Slopes
These deposits are quite extensive and partially surround the South polar residual cap.

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