Tag Archives: Isidis Basin

HiRISE: Isidis Basin ejecta

Posted on March 2, 2017 by rburnham

This scene is a jumbled mess! There are blocks and smears of many different rocks types that appear to have been dumped into a pile. That’s probably about what happened, as ejecta from the Isidis impact basin to the east. … Continue reading →

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HiRISE: Many fantastic colors

Posted on April 22, 2016 by rburnham

The Nili Fossae region, located on the northwest rim of Isidis impact basin, is one of the most colorful regions of Mars. The colors over many regions of Mars are homogenized by the dust and regolith, but here the bedrock … Continue reading →

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HiRISE: Colorful Hargraves

Posted on February 25, 2016 by rburnham

Hargraves Crater is located on the northwestern margin of Isidis Basin, a region that hosts many proposed future Mars landing sites such as nearby Jezero Crater and the Nili Fossae trough. This image covers the ejecta along the southern margin … Continue reading →

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CRISM: Iron-magnesium clays at Isidis Basin rim

Posted on January 26, 2015 by rburnham

This image is located right along the rim of the Isidis impact basin, at the foot of Libya Montes. Here we see iron-magnesium phyllosilicates (cyan). Phyllosilicates are clay and clay-like minerals formed by chemical reactions with liquid water. They are … Continue reading →

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