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Shocked meteorites provide clues to Earth's lower mantle(图)
Shocked meteorites provide clues Earth lower mantle
2020/2/20
Deep below Earth's surface lies a thick rocky layer called the mantle, which makes up the majority of our planet's volume. While Earth's mantle is too deep for humans to observe directly, certain mete...
Deuterium- and 15N-signatures of organic globules in Murchison and Northwest Africa 801 meteorites
meteorites isotope imaging H and N isotope anomalies organic matter aqueous alteration
2017/4/10
Carbonaceous matter from the matrix of the Murchison (CM2) meteorite and Northwest Africa (NWA) 801 (CR2)
meteorite that were extremely rich in deuterium (D) and 15N was studied using in situ isotope...