Air & Space Magazine Mars Jarosite In this image from the Mars Reconnaissance Orbiter’s HiRISE camera, the whitish areas are likely jarosite, a potassium and iron hydrous sulfate, mineral deposits typically found near volcanic vents. NASA/JPL-Caltech/Univ. of Arizona June 17, 2016 ShareCopy linkEmailSMSFacebookXRedditLinkedInBlueskyPrintAdd as preferred source You Might Also Like Blue Martian Dunes April 18, 2016 Ares 3 Habitat Site June 29, 2015 The Rebirth of “America by Air” January 31, 2018 The First Airliner to Vanish August 22, 2017 Laika’s Tale November 1, 2007 Get the latest stories in your inbox every weekday. Email Powered by Salesforce Marketing Cloud (Privacy Notice / Terms & Conditions)