64 a [ ] brown. & largest at bottom. No v [very] large [bowlder] in deposit far above bedrock there is more quartz & [ ] sand in lower deposits large bowlders higher in the range. The blue on blue slate [where] divided at Morris [Ravine]. The higher up range the more lava as bowlders [same] of [lava] vesicular. Morris [ravine] eroded by water although very [wide] by [dipost] resting upon [pipe] clay very fine & [soapy] When ascending or [when] the streams not yet cut.
63 through the basalt stands firm & vertical
hills formed by up bulging by pressure behind hills in motion for six yrs [years] [sketch: lake]
Original journal dimensions: 9 x 14.5 cm.
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John Muir, journals, drawings, writings, travel, journaling, naturalist