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:

2 comments:

  1. Helen's field work is exceptional.

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

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