Mammoth Peak (Yosemite National Park)
Mammoth Peak is a mountain in the area of Tuolumne Meadows, Yosemite National Park, California. The summit is a class 1-2 cross-country hike that features river crossings and boulder scrambling. The peak lies at the northern end of the Kuna Crest and is close to California State Route 120. From the road, its summit appears rounded and quite rocky. Though Mammoth Peak is not as popular as other nearby peaks, its relatively easily accessed summit affords tremendous views of Mount Gibbs, Mount Dana, and Mount Lewis.
The proximity of Mammoth Peak
All of the following are at least close to Mammoth Peak:
- Cockscomb, a mountain
- Johnson Peak, a mountain
- Kuna Crest, a ridge, consisting of Kuna Crest South and Kuna Crest North
- Kuna Peak, a mountain
- Lembert Dome, a granite dome
- Mount Dana, a mountain
- Mount Gibbs, a mountain
- Mount Lewis, a mountain
Geology of the Mammoth Peak area
Mammoth Peak is of a sheeted intrusive complex, formed in the interior of a 7 kilometres (4.3 mi) to 10 kilometres (6.2 mi) deep magma chamber, made of Half Dome granodiorite of the Tuolumne batholith. Tuolumne batholith (also, the Tuolumne Intrusive Suite) dates to Late Cretaceous (~95 to ~85) Ma.
References
- ^ "Mammoth Peak, California". Peakbagger.com. Retrieved 2022-08-16.
- ^ Secor, R.J. (2009). The High Sierra Peaks, Passes, and Trails (3rd ed.). Seattle: The Mountaineers. pp. 397f. ISBN 978-0898869712.
- ^ Bit, A. "Mammoth Peak, California, United States, North America". summitpost.org. Retrieved 11 August 2022.
- ^ "Mammoth Peak, California 95389". Retrieved 5 February 2019.
- ^ Zˇa ́k, Jirˇ ́ı; Paterson, Scott R.; Vojteˇch, Janousˇek; Kabele, Petr (March 13, 2009). "The Mammoth Peak sheeted complex, Tuolumne batholith, Sierra Nevada, California: a record of initial growth or late thermal contraction in a magma chamber?" (PDF). earth.usc.edu. Retrieved 5 February 2019.