Tag Archives: mud volcanos

HiRISE: A volcano — of mud or lava?

This image shows a hill with a central crater. Such features have been interpreted as both mud volcanoes (really a sedimentary structure) and as actual volcanoes (the erupting lava kind). They occur on the floor of Valles Marineris below a … Continue reading

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HiRISE: Cratered cones in Acidalia Planitia

This image shows part of a broad plain covered with cratered cones and domes in the Northern lowlands of Mars. These cones are typically lighter and smoother than their surroundings, and also have different colors. One possible explanation for these … Continue reading

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HiRISE: Cones in circles

Cones in circles. There are different interpretations of these features and their origin, including volcanic and extruded sediments (e.g. mud volcanoes). Beautiful Mars series.

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HiRISE: Lonely mound

Beautiful Mars series. Lonely mound on the northern lowlands. More Beautiful Mars images.

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