Tag Archives: graben

THEMIS: Tractus Catena

THEMIS Image of the Day, July 5, 2016. This VIS image shows part of Tractus Catena, just one of many north/south trending tectonic graben located south of Alba Mons. The features running vertically in the image are part of Tractus … Continue reading

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HiRISE: Dreaming of graben in the Labyrinth of Night

Noctis Labyrinthus is a highly tectonized region immediately to the west of Valles Marineris. It formed when Mars’ crust stretched itself apart. In this region, the crust first stretched in a north-south direction (as evidenced by the east-west trending scarp) … Continue reading

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THEMIS: Cerberus Fossae

THEMIS Image of the Day, June 10, 2016. Today’s VIS image shows a portion of Cerberus Fossae. The narrow linear features are graben, formed by a block of material moving downward along paired faults. More THEMIS Images of the Day … Continue reading

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THEMIS: Cerberus Fossae

THEMIS Image of the Day, June 7, 2016. Today’s VIS image shows a portion of Cerberus Fossae. The fossae are linear depressions, called graben, created by tectonic activity. More THEMIS Images of the Day by geological topic.

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THEMIS: Xanthe Terra

THEMIS Image of the Day, June 6, 2016. This image shows a portion of the margin between the higher elevations of Xanthe Terra and the lower elevations of Hydraotes Chaos. The linear depression in the bottom half of the image … Continue reading

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THEMIS: Nilokeras Fossa

THEMIS Image of the Day, May 27, 2016. Today’s VIS image shows parallel sets of depressions. These are tectonic graben formed when a block of material is down dropped between paired faults. Nilokeras Fossa is located on the margin of … Continue reading

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THEMIS: Olympica Fossae

THEMIS Image of the Day, May 25, 2016. Today’s image shows part of Olympica Fossae. The large depression in the bottom half of the image is part of the fossae itself, and is probably a graben. Graben are formed when … Continue reading

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Mars Express: Cut crater in Memnonia Fossae

An extensive network of fault lines cut through this region of Mars, including one that slices clean through an ancient 52 km-wide crater. The fault network is likely linked to the formation of the Tharsis Bulge, a region to the … Continue reading

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THEMIS: Nili Fossae – false color

THEMIS Image of the Day, April 27, 2016. Today’s false color image shows part of Nili Fossae. The THEMIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. … Continue reading

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THEMIS: Cracks & craters in Elysium Fossae

THEMIS Image of the Day, April 12, 2016. The linear features in this VIS image are located west of Elysium Mons. It is very likely that volcanic activity played a part in the formation of the linear features. Tectonic forces … Continue reading

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