image: This is the Natural History Museum of London's stone. This 1.1 kg stone (BM.2012,M1) exhibits a black fusion crust with glossy olivines. The olivine macrocrysts (pale green) and the numerous black glass pockets and veins, are characteristics of this shergottite. The scale is in cm. This image relates to a paper that appeared in the October 11, 2012, issue of Science Express, published by AAAS. The paper, by Hasnaa Chennaoui Aoudjehane at Hassan II University Casablanca in Casablanca, Morocco, and colleagues was titled, “Tissint Martian Meteorite: A Fresh Look at the Interior, Surface and Atmosphere of Mars.” view more
Credit: [Image courtesy of <i>Science</i>/AAAS]