97 At this season surface of glac [glacier] very icy & step have to be cut in many places But early in season the gl [glacier] is covered with snow wh [which] has a dappled & scalloped surface making a glissade impossible & also making walking upon it very nearly so The surface of gl [glacier] now exhibits colored bands of dirt beautifully [curved] showing unequal flow in different parts of stream
98 Also there is on all parts of these gls [glaciers] longitudinal lines two or 3 feet apart wh [which] very regularly follow the lines of greatest declivity & nearly at right angles to these are the slant sided troughs made by the suns rays The surface of [the] gls [glaciers] are more or less laden with rocks from above. These are most abundant where [motion] is slowest The moraines are apparently [being]
Original journal dimensions: 7 x 15 cm.
Holt-Atherton Special Collections, University of the Pacific Library
John Muir, journals, drawings, writings, travel, journaling, naturalist