Field Notebook: Oklahoma, Texas 1922
Page 85
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Transcription
Finally after Boggys Time comes in an arkosic conglomerate, indicating that the 7000 to 9300 feet of earlier Paleozoic lime- stone had been eroded off the granites. & this where the bulk of the material is feldspars with pieces of two or more inch clay, showing in this that in late Pennsylvanian time the climate development was dry and desert like. There was no folding in the Arbuckles at the close or during the Mississippian. The Caney is conformable on the older strata. The mountain making came late in Pennsyl- tvania Time apparently in early Osage time or at the close of the Caney equivalent