Page:Field Notes of Junius Henderson, Notebook 2.pdf/108

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more of a red. Found Productus cora Productus cora and fine calcite crystals in next to top limestone in Owl Canyon Owl Creek Canyon, Colorado. Loaded plate holders and went to bed early.



Livermore, Colo. Livermore, Colorado, Aug. 13, 1908 August 13, 1908

Bright morning. Up at 6 a.m., started for Greenacre Ranch Greenacre Ranch on Box Elder Creek Boxelder Creek, Colorado at 7:15. Cold and raining. Measured section of June on Bluff N of Greenacre Ranch Greenacre Ranch.

Lykins, red, thinbedded and thickbedded sandstones and shales, the thickbedded bands forming benches, exposed about -----------------------------------------------------150 ft.

(at top of this thin-bedded, very dark red shales passing abruptly into next.) Light salmon pinkish, massive, crossbedded s.s.-----------------------------------135 (change from red to pinkish follows a narrow zone, but contact of color not confined to stratification plans, zigzagging irregularly as if due to leaching. Becomes almost yellow at top. Upper 15 ft. transitory in color to next. Almost vertical cliff)