Vesicular victory

Vesicular victory
Vesicular victory Could these be images of the first volcanic rocks that Opportunity will investigate? With all those holes or voids, as geologists call them, they look like they may be. “There are highly unusual textures here,” said MER Deputy Principal Investigator Ray Arvidson, of Washington University St. Louis (WUSTL). NASA / JPL-Caltech / Cornell / ASU

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