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Cable route. Half Dome is a quartz monzonite batholith at the eastern end of Yosemite Valley in Yosemite National Park, California. It is a well-known rock formation in the park, named for its distinct shape. One side is a sheer face while the other three sides are smooth and round, making it appear like a dome cut in half.
The exposed geology of the Yosemite area includes primarily granitic rocks with some older metamorphic rock. The first rocks were laid down in Precambrian times, when the area around Yosemite National Park was on the edge of a very young North American continent. The sediment that formed the area first settled in the waters of a shallow sea ...
The "Diving Board" is a large rock that jets out over the Yosemite Valley, four thousand feet below the western face, providing the perfect view of Half Dome. [5] In his backpack Adams had a 6 + 1 ⁄ 2 in × 8 + 1 ⁄ 2 in (17 cm × 22 cm) Korona view camera , different lenses and filters, twelve Wratten panchromatic glass plates , and a large ...
By 21st-century standards, the row of threaded cables, steel posts and wood planks used by hikers to clamber up and down the final 400 feet of polished granite are dangerous — incredibly so in ...
The Regular Northwest Face of Half Dome was the first Grade VI big wall climbing route in the United States. It was first climbed in 1957 by a team consisting of Royal Robbins, Mike Sherrick, and Jerry Gallwas. Its current aid climbing rating is VI 5.9 A1 or 5.12 for the free climbing variation. [1] It is recognized in the historic climbing ...
Sierra Nevada Batholith. Half Dome, Yosemite, a classic granite dome of the Sierra Nevada Batholith. The Sierra Nevada Batholith is a large batholith that is approximately 400 miles long and 60-80 miles wide which forms the core of the Sierra Nevada mountain range in California, exposed at the surface as granite. [1]
Yosemite Valley (/ joʊˈsɛməti / yoh-SEM-ə-tee; Yosemite, Miwok for "killer") is a glacial valley in Yosemite National Park in the western Sierra Nevada mountains of Central California, United States. The valley is about 7.5 mi (12.1 km) long and 3,000–3,500 ft (910–1,070 m) deep, surrounded by high granite summits such as Half Dome and ...
Once thought to be unclimbable, the high granite walls of Yosemite Valley began to see their first attempts and first ascents in the 1950s. One of the most coveted routes was the Northwest Face of Half Dome, and among those coveting it was Californian Warren Harding (Harding made an unsuccessful attempt on Half Dome in 1955, and returned for the 1957 season just as Royal Robbins and team were ...