Complex #carbonaceous matter in #Tissint martian #meteorites give insights into the diversity of organic #geochemistry on #Mars: https://www.science.org/doi/10.1126/sciadv.add6439 ("We report a huge organic diversity in the Tissint Mars meteorite and the sampling of several mineralogical lithologies, which revealed that the organic molecules were nonuniformly distributed in functionality and abundance") -> https://carnegiescience.edu/martian-meteorite-contains-large-diversity-organic-compounds