122 sketch: Looking E on Lit Crater Butte
123 The channel of outlet of Shasta gl [glacier] is so crooked & narrow that its course is not visible for a consid [considerable] portion of dist [distance] to val from the foot of gl [glacier]. In passing through lava it is very zigzag & in many places walls overhang Snow lies in this chan [channel] to 8500 continuously & in [sheltered] spots for a 1000 ft lower. Four large step the highest 600 ft interrupt even good mtneers [mountaineers] in tracing the course of outlet. The lowest & greatest [highest] is about 6800 ft ab [above] sea level on top. Here is one of the largest water deposits of bowlders & sand I ever beheld The section as cut by the outlet of B gl [glacier] is 700 ft thick, & is coarsely stratified. This deposit has been made by A gl [glacier] & is
Original journal dimensions: 9 x 14.5 cm.
Holt-Atherton Special Collections, University of the Pacific Library
John Muir, journals, drawings, writings, travel, journaling, naturalist