<p>This is the southern edge of a very eroded and almost filled-in impact crater. Olivine is an olive-green, gray-green, or brown mineral occurring widely in basalt, peridotite, and other basic igneous rocks.
</p><p>NASA/JPL/University of Arizona (261 km above the surface, less than 5 km top to bottom and north is to the right.)
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<a rel="nofollow" class="external text" href="https://www.uahirise.org/ESP_025542_1735">www.uahirise.org/ESP_025542_1735</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/71688597@N05">UAHiRISE (NASA)</a>
2019-02-13 10:42
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/uahirise-mars/47095103121/">A Small Crater with Possible Olivine Deposits</a>