Ruby Peak is a

thirteener In mountaineering in the United States, a thirteener (abbreviated 13er) is a mountain that exceeds above mean sea level, similar to the more familiar "fourteeners," which exceed . In most instances, "thirteeners" refers only to those peaks betwe ...

on the

Sierra Crest The Sierra Crest is a roughly generally north-to-south ridgeline that demarcates the broad west and narrow east slopes of the Sierra Nevada and that extends as far east as the Sierra's topographic front (e.g., Diamond Mountains and Sierran esc ...

, north of Mount Mills. It is in the

John Muir Wilderness The John Muir Wilderness is a wilderness area that extends along the crest of the Sierra Nevada of California for , in the Inyo and Sierra National Forests. Established in 1964 by the Wilderness Act and named for naturalist John Muir, it encompa ...

and on the boundary between the

Sierra National Forest Sierra National Forest is a U.S. national forest located on the western slope of central Sierra Nevada in Central California and bounded on the northwest by Yosemite National Park and the south by Kings Canyon National Park. The forest is kno ...

and the

Inyo National Forest Inyo National Forest is a United States National Forest covering parts of the eastern Sierra Nevada of California and the White Mountains of California and Nevada. The forest hosts several superlatives, including Mount Whitney, the highest poi ...

. It is near

Mono Pass Mono Pass is a mountain pass, just outside Yosemite National Park, near the region of Tuolumne Meadows. Mono Pass is between Mount Gibbs and Mount Lewis. There is another pass also named Mono less than 40 miles away in the Rock Creek/Little ...

. The eastern slope drains into Rock Creek which feeds the

Owens River The Owens River is a river in eastern California in the United States, approximately long.U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map accessed March 17, 2011, It drains into and through the ...

while the western slopes drains in Mono Creek which feeds the South Fork of the

San Joaquin River The San Joaquin River (; es, Río San Joaquín) is the longest river of Central California. The long river starts in the high Sierra Nevada, and flows through the rich agricultural region of the northern San Joaquin Valley before reaching Suis ...

Climbing

The peak's first ascent was prior to 1934 by Norman Clyde via the East Ridge, and on July 24, 1946, by Fritz Gerstaker and Virginia Whitacre made the first ascent of the West

Couloir A ''couloir'' (, "passage" or "corridor") is a narrow gully with a steep gradient in a mountainous terrain.Whittow, John (1984). ''Dictionary of Physical Geography''. London: Penguin, p. 121. . Geology A couloir may be a seam, scar, or fissur ...

route. A grade IV, class 5.11 route, known as Technical Knockout, ascends Ruby Wall and features a large roof. It was first climbed by Richard Leversee, Kim Miller and Roanne Miller in July 1989.

References

External links

* Mountains of Fresno County, California Mountains of Inyo County, California Mountains of the John Muir Wilderness Mountains of Northern California {{InyoCountyCA-geo-stub