Tag Archives: stratigraphy

HiRISE: Buried by time

Buried by time. Over time, this crater was buried by folded deposits, although we can still tell it is an impact crater. However, we can still see ridges and gullies. Are these ridges made of material that proved more resistant … Continue reading

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HiRISE: We found geology in a chaotic place

We found geology in a chaotic place. The terrain here lives up to its description as “chaotic:” we see small hills, mesas, buttes and valleys. This area is called Oxia Palus, and its debris likely came from Ravi Vallis, which … Continue reading

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HiRISE: Terrain at the intersection of a valley and crater floor

Terrain at the intersection of a valley and crater floor. Beautiful Mars series. [More at links]

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HiRISE: Stratified deposits in Crommelin Crater

Stratified deposits in Crommelin Crater. This target contains light-toned deposits, a key area to investigate the geometrical and geological relationship between the central bulge and the partially sediment-covered crater floor. Also: swirls! Beautiful Mars series. [More at links]

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HiRISE: On the contemplation of the stratigraphy of another planet

On the contemplation of the stratigraphy of another planet. 255  km above the surface. This image uses the infrared-red-blue filter of the HiRISE camera. Beautiful Mars series.

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HiRISE: Dipping layers in Promethei Terra

Dipping layers in Promethei Terra. (Not dipping dots.) Beautiful Mars series.

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HiRISE: Beauty of layered stratigraphy

The layered bedrock in this image was brought from several kilometers of depth during the formation of this 44 kilometer wide crater in the volcanic plains of Lunae Planum. As these layers were exhumed and brought to nearly vertical orientations, … Continue reading

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Curiosity: ChemCam takes a long shot

Sol 1222, January 13, 2016. The rover’s ChemCam isn’t limited to closeups of rocks and targets in Curiosity’s nearby surroundings. Using its Remote Micro-Imager, the camera can also focus at infinity. Here it shot a four-frame portrait of the interior … Continue reading

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HiRISE: Light-toned layers, Ganges Chasma

Light-toned layers next to fan in a depression north of Ganges Chasma. Beautiful Mars series.

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HiRISE: Arabia Terra stratigraphy

Arabia Terra stratigraphy. Beautiful Mars series.

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