Tag Archives: phyllosilicates

HiRISE: Clays in a grouping of small craters

Clays in a grouping of small craters. Beautiful Mars series. [More at links]

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Stepped fans and phyllosilicates on Mars

Planetary Geomorphology Image of the Month, April 1, 2018: Peter Grindrod (Natural History Museum, London, UK). A number of different studies have catalogued features on Mars that could be given the general heading of sedimentary fans… These features occur whenever … Continue reading

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Mars Curiosity celebrates Sol 2,000

NASA’s Mars Curiosity rover just hit a new milestone: its two-thousandth Martian day, or sol, on the Red Planet. An image mosaic taken by the rover in January offers a preview of what comes next. Looming over the image is … Continue reading

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HiRISE: Clay-rich deposits possibly associated with Nif Crater

Clay-rich deposits possibly associated with Nif Crater. Beautiful Mars series.

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HiRISE: Clays of Ladon Basin

Ladon Basin was a large impact structure that was filled in by the deposits from Ladon Valles, a major ancient river on Mars. These wet sediments were altered into minerals such as various clay minerals. Clays imply chemistry that may … Continue reading

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HiRISE: Clay-rich deposits associated with a degraded crater

Clay-rich deposits associated with a degraded crater. Beautiful Mars series.

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CRISM: Hydrated minerals in Chryse Planitia

The Chryse Planitia is a smooth circular plain that has a diameter of 1600 km, and has a depth of 2.5 km below its average surface altitude, making it one of Mars’s lowest regions. Chryse Planitia was a landing site … Continue reading

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Seeking microbial biosignatures for studying Mars rocks

Scientists around Tetyana Milojevic from the Faculty of Chemistry at the University of Vienna are in search of unique biosignatures, which are left on synthetic extraterrestrial minerals by microbial activity. The biochemist and astrobiologist investigates these signatures at her own … Continue reading

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HiRISE: Crater with possible phyllosilicates

Crater with possible phyllosilicates in the Terra Cimmeria highlands. Beautiful Mars series.

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HiRISE: The Painted Desert near Mawrth Vallis

The clay-rich terrain surrounding Mawrth Vallis is one of the most scenic regions of Mars, a future interplanetary park. Here, we cut a long, oblique view into strips to see the full color coverage in more compact form. The origin … Continue reading

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