Daff Dome or DAFF Dome is a prominent

granite dome Granite domes are domical hills composed of granite with bare rock exposed over most of the surface. Generally, domical features such as these are known as bornhardts. Bornhardts can form in any type of plutonic rock but are typically composed o ...

Yosemite National Park Yosemite National Park ( ) is an American national park in California, surrounded on the southeast by Sierra National Forest and on the northwest by Stanislaus National Forest. The park is managed by the National Park Service and covers an ...

, west of

Tuolumne Meadows Tuolumne Meadows () is a gentle, dome-studded, sub-alpine meadow area along the Tuolumne River in the eastern section of Yosemite National Park in the United States. Its approximate location is . Its approximate elevation is . The term ''Tuolumne Me ...

and from the

Tioga Road Tioga may refer to: United States communities *Tioga, California, former name of Bennettville, California *Tioga, Colorado *Tioga, Florida * Tioga, Iowa *Tioga, Louisiana *Tioga, New York, a town in Tioga County *Tioga County, New York, a county at ...

. It is southeast of Doda Dome, and is near both West Cottage Dome and East Cottage Dome; it is also near Lamb Dome. Since the dome was never officially named, the DAFF Dome name was adopted in the 1960s as an

acronym An acronym is a word or name formed from the initial components of a longer name or phrase. Acronyms are usually formed from the initial letters of words, as in ''NATO'' (''North Atlantic Treaty Organization''), but sometimes use syllables, as ...

of "Dome Across From Fairview" Dome.

Climbing

The dome is popular with rock climbers and has several multi-pitch

slab Slab or SLAB may refer to: Physical materials * Concrete slab, a flat concrete plate used in construction * Stone slab, a flat stone used in construction * Slab (casting), a length of metal * Slab (geology), that portion of a tectonic plate tha ...

and crack climbs. Two of the earliest and best known are ''West Crack'' and ''Crescent Arch''. ''West Crack'', first climbed by Frank Sacherer in June 1963 is a 5 pitch YDS 5.9 which for 400 feet follows a continuous crack. ''Crescent Arch'' was first climbed with occasional

aid In international relations, aid (also known as international aid, overseas aid, foreign aid, economic aid or foreign assistance) is – from the perspective of governments – a voluntary transfer of resources from one country to another. Ai ...

by Layton Kor and

Fred Beckey Friedrich Wolfgang Beckey (14 January 1923 – 30 October 2017), known as Fred Beckey, was an American rock climber, mountaineer and book author, who in seven decades of climbing achieved hundreds of first ascents of the tallest peaks and best ro ...

in June 1965, and first free climbed by Bob Kamps and TM Herbert soon after. The climb is a 6 pitch YDS 5.9+ (modern 5.10a) and ascends corner and crack system in a large open book.

References

Granite domes of Yosemite National Park Landforms of Tuolumne County, California {{TuolumneCountyCA-geo-stub