122 3rd Yosemite Heavy trib [tributary] from Cath Pk [Cathedral Peak] with pressure from Mt Clark trib [tributary] together with thrust of main Lyell gl [glacier] have made a meadow & grove & lake among the very hardest of deep sunken domes Never was luxuriance of forest & broad leaved grasses more abruptly planted against glossy [seamless] granite The lower the domes the harder both from having had less exposure to weather & from their depth below the slates Above this Yo Sem [Yosemite] the river passes between domes so hard that [sketch]
123 it has not cut more than 4 ft into the granite because from the bottom of [striae] to clear gl [glacier] striated rock on its bank the height is only 4 ft Highest water mark is not more than 7 ft as shown by stained rock. Water is filling up valley just where the erosion has been [greatest] Probably the amount of erosion by the river at this point where the granite is very strong in structure is not more than 1 ft The riv [river] enters the Yo Sem [Yosemite] by a broad cascade of splendid [fan] spread [form] & glorious in song from the sculpture of the rock [ ] In going out of this basin the gl [glacier] had to [rise]
Original journal dimensions: 7 x 15 cm.
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John Muir, journals, drawings, writings, travel, journaling, naturalist