Page:Field Notes of Junius Henderson, Notebook 4.pdf/103

From Wikisource
Jump to navigation Jump to search
This page needs to be proofread.

and the upper one 60 ft. of sheer descent. Then above the upper are heavy rapids. As the stream has doubtless been completely dry at times as far as surface water is concerned, and fish could not get up from the river, it is probable that there have been no fish here for centuries and perhaps never. (see note further on). The sandstone have evidently been deposited by rather evenly flowing but strong currents, not al all tumultuous. The stratification is very even but very pronounced, showing no crossbedding, no cutting and filling, containing coarse gravel in many places and as above mentioned large angular blocks of basalt. In places the colors of the sandstones at the contacts with the basalts indicate burning. For example, on east side of canyon just below the lower fall we have this section ((drawing in field book)).