Tag Archives: bedrock

HiRISE: Soffen Crater floor

Posted on December 23, 2016 by rburnham

Dr. Gerald A. Soffen (February 7, 1926 — November 22, 2000) was a project scientist for the NASA’s Viking program of Mars landers. This crater on Mars was named after him, and this image covers a small portion of the … Continue reading →

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HiRISE: Bedrock on crater floor

Posted on December 19, 2016 by rburnham

Bedrock on crater floor. Beautiful Mars series.

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HiRISE: Possible layers on floor of Suzhi Crater

Posted on December 15, 2016 by rburnham

This image shows the floor of Suzhi Crater, an approximately 25-kilometer diameter impact crater located northeast of Hellas Planitia. The crater floor is mostly covered by dark-toned deposits; however some patches of the underlying light-toned bedrock are now exposed, like … Continue reading →

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HiRISE: Colorful bedrock exposed by landslide

Posted on December 9, 2016 by rburnham

The steep walls of Valles Marineris sometimes fail, creating giant landslides. This provides a clean exposure of the underlying bedrock. This image of the north wall of Ganges Chasma reveals bedrock with diverse colors and textures, representing different geologic units. … Continue reading →

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HiRISE: Massifs on layered bedrock in Cydonia Colles

Posted on November 15, 2016 by rburnham

Massifs on layered bedrock in south Cydonia Colles. Beautiful Mars series.

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HiRISE: A glimpse into history

Posted on November 14, 2016 by rburnham

Nothing gets a geologist more excited than layered bedrock, except perhaps finding a fossil or holding a meteorite in your hand. All of these things create a profound feeling of history, the sense of a story that took place ages … Continue reading →

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HiRISE: Exposed fractured bedrock in a crater

Posted on November 11, 2016 by rburnham

This HiRISE image shows the central pit feature of an approximately 20-kilometer diameter complex crater in located at 304.480 degrees east, -11.860 degrees south, just north of the Valles Marineris. Here we can observe a partial ring of light-toned, massive … Continue reading →

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HiRISE: Bedrock exposures in Capri Chasma

Posted on November 2, 2016 by rburnham

Bedrock exposures in the south wall of Capri Chasma. Beautiful Mars series.

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HiRISE: 3-km crater & bedrock north of Hellas

Posted on September 2, 2016 by rburnham

3-kilometer crater and bedrock exposures north of Hellas Planitia. Beautiful Mars series.  

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HiRISE: Colorful bedrock in crater’s central uplift

Posted on July 22, 2016 by rburnham

Large 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, … Continue reading →

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