Comanche Layers (IMAGE)

Arizona State University

Comanche Layers

Caption

Seen close up, the Comanche outcrop shows both a granular texture and multiple layers. Scientists think it is volcanic debris draped over preexisting terrain. After it was deposited, the rock was soaked in hydrothermal water rich in carbonate minerals. False-color Pancam image.

Credit

NASA/JPL/Cornell University

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