{"id":239,"date":"2015-03-25T11:04:05","date_gmt":"2015-03-25T11:04:05","guid":{"rendered":"https:\/\/staffblogs.le.ac.uk\/mars\/2015\/03\/25\/25th-march-2015-sol-936\/"},"modified":"2025-02-26T13:28:37","modified_gmt":"2025-02-26T13:28:37","slug":"25th-march-2015-sol-936","status":"publish","type":"post","link":"https:\/\/staffblogs.le.ac.uk\/mars\/2015\/03\/25\/25th-march-2015-sol-936\/","title":{"rendered":"25th March 2015 Sol 936"},"content":{"rendered":"<p>This MAHLI image (field of view about 20 cm) shows how water has travelled through the Garden City mudstone rock. \u00a0It has left trails in veins &#8211; probably of gypsum or a similar mineral. \u00a0The purity of the veins suggest that they formed from the redissolution of an evaporite sedimentary layer, perhaps above the current level of sediments.<\/p>\n<p>Meanwhile the SAM team have published findings (link below) showing the presence of gas (nitric oxide NO) formed from the breakdown of nitrates. \u00a0This nitrate was present in the Rocknest sand and the John_Klein and Cumberland mudstones. \u00a0That is important because &#8216;fixed&#8217; nitrogen of this type is regarded as one of the essential parts of an habitable environment for microbial life.<\/p>\n<p><a class=\"external-link\" href=\"http:\/\/www.pnas.org\/content\/early\/2015\/03\/18\/1420932112.full.pdf?sid=2bfdb520-48db-484d-9728-1d55a6d0b2de\">http:\/\/www.pnas.org\/content\/early\/2015\/03\/18\/1420932112.full.pdf?sid=2bfdb520-48db-484d-9728-1d55a6d0b2de<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This MAHLI image (field of view about 20 cm) shows how water has travelled through the Garden City mudstone rock. \u00a0It has left trails in veins &#8211; probably of gypsum or a similar mineral. \u00a0The purity of the veins suggest that they formed from the redissolution of an evaporite sedimentary layer, perhaps above the current [&hellip;]<\/p>\n","protected":false},"author":273,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-239","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts\/239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/users\/273"}],"replies":[{"embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/comments?post=239"}],"version-history":[{"count":1,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts\/239\/revisions"}],"predecessor-version":[{"id":583,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/posts\/239\/revisions\/583"}],"wp:attachment":[{"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/media?parent=239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/categories?post=239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/staffblogs.le.ac.uk\/mars\/wp-json\/wp\/v2\/tags?post=239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}