What am I missing? I skimmed the linked PDF @ [0] and it doesn't paint a picture remotely resembling what's being described in the VICE article: "We see that

What am I missing? I skimmed the linked PDF @ [0] and it doesn't paint a picture remotely resembling what's being described in the VICE article: "We see that the isotopic compositions of these four specimens are indistinguishable: the isotopic composition of the Brazil magnesium is clearly compatible with terrestrial origin." Is there another paper documenting the nanoSIMS analysis? [0] https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.557.5849&rep=rep1&type=pdf https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.55...