Field Notebook: Arizona, Texas. 1923, 1924
Page 79
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Transcription
In places it is sun-cracked and rain-pitted. Also saw very small ripples. See my specimens. It is the material of mud flats but saw no evidence of marine action pulling up the bottom. The thickness is around 200 feet. Then follows the conspicuous Barnes conglomerate, the arenite part of what I saw in the Pepper-sauce Canyon, see the same plex. The thickness is variable up to 50 feet. All I saw if it was the fallen blocks. It looks like starting a new deposition cycle, and appears to go unbroken into Dripping Spring Quartzite. Did not see much of it. It looks like a marine series and Rausome reports ripples, sun-cracks,