65dBnoise<p>Every little pit and cavity on that surface is coated with that purple-sh color, which is «a variable mixture of dust, fine regolith, sulfates, and ferric oxides cemented during past water interaction»</p><p><a href="https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025JE009242" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">agupubs.onlinelibrary.wiley.co</span><span class="invisible">m/doi/10.1029/2025JE009242</span></a></p><p>Processed, cropped MCZ_RIGHT, FL: 110mm compo<br>looking SSE (156°) from RMC 79.0870<br>Sol 1644, LMST: 12:01:29</p><p>Originals: <br><a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01644/ids/edr/browse/zcam/ZR0_1644_0812883955_443EBY_N0790870ZCAM09728_1100LMJ01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01644/ids/edr/browse/zcam/ZR0_1644_0812883955_443EBY_N0790870ZCAM09728_1100LMJ01.png</span></a><br><a href="https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/01644/ids/edr/browse/zcam/ZR0_1644_0812883973_443EBY_N0790870ZCAM09728_1100LMJ01.png" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mars.nasa.gov/mars2020-raw-ima</span><span class="invisible">ges/pub/ods/surface/sol/01644/ids/edr/browse/zcam/ZR0_1644_0812883973_443EBY_N0790870ZCAM09728_1100LMJ01.png</span></a></p><p>Credit: <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NASA</span></a>/JPL-Caltech/ASU/65dBnoise</p><p><a href="https://mastodon.social/tags/Mars2020" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mars2020</span></a> <a href="https://mastodon.social/tags/Solarocks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Solarocks</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Space</span></a></p>