Tuesday, December 21, 2010

Helen inspecting arkosic conglomerates...

in the Cutler Formation (Early Permian) that crops out below Porcupine Rim in Castle Valley, Utah (click to enlarge):
And here she's taking a closer look at some of the larger clasts in an effort to determine their composition, sphericity and roundness:
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2 comments:

  1. lsDecember 21, 2010 at 4:14 PM

    Helen's field work is exceptional.

    ReplyDelete
  2. J.P. BuchananDecember 21, 2010 at 4:25 PM

    Yes, I'd like to think so. Clearly there's a theme emerging here. Stay tuned!

    ReplyDelete