<p>Possible Hematite and Kieserite in Capri Chasma
</p><p>Hematite, a common iron-oxide mineral, was first identified in this are by the Mars Global Surveyor Thermal Emission Spectrometer. Kieserite is a mineral that is chemically known as magnesium sulfate monohydrate, and is often colorless, grayish-white or yellowish. 
</p><p>NASA/JPL/University of Arizona (265 km above the surface, less than 5 km across.)
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Source: <a rel="nofollow" class="external text" href="https://www.uahirise.org/ESP_023753_1660">www.uahirise.org/ESP_023753_1660</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/71688597@N05">UAHiRISE (NASA)</a>
2018-12-12 11:08
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