Page:Field Notes of Junius Henderson, Notebook 2.pdf/63

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the syncline however, east, northeast and northwest of Masonville Masonville, Colorado, a peculiar condition exists. East of Masonville Masonville, Colorado is a fold (anticline) in the Lyons and Fountain which is cut of entirely from the strata east and west. A cross section from Masonville Masonville, Colorado east through Redstone Canyon Redstone Canyon, Colorado and on to the plains is as follows: ((drawing in field book, W to left)). At Masonville Masonville, Colorado the Dakota, Lykins and Lyons butt squarely into mica schist and play out. The Dakota does not appear to be dragged up, nor does the Jura, but the Lykins is dragged up sharply thus: ((drawing in field book)).