HiRISE: Colorful bedrock in crater’s central uplift

ESP_045519_1730Large impact craters rebound from the initial shock, raising deep bedrock to the surface in the central uplift of the crater.

Often this bedrock has greater compositional diversity than the surface layers, because they are from greater depths, older, jumbled, and altered, and very diverse. [More at link]

This entry was posted in Reports and tagged , , , , , , , , . Bookmark the permalink.

Comments are closed.