http://petrology.oxfordjournals.org/cgi/reprint/39/2/191
Oh, my word, the knowledge that one can acquire with travel! There are many of these mountains, all of the same height. They look as if they were sheared with a hedge trimmer. Anyone have any idea how old 129-132 Ma is? Time to study rocks, I guess. And the "geomagnetic polarity timescale at the Cretaceous-Paleogene boundary".
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