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Notch Peak: Difference between revisions

Coordinates: 39°08′35″N 113°24′35″W / 39.14306°N 113.40972°W / 39.14306; -113.40972
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m →‎Climbing: changed monzonite to granite--the proper name for the rock.
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===Climbing===
===Climbing===


The north face of Notch Peak is divided by a large shelf into an upper and lower wall. There are several rock climbing routes on the limestone cliffs. "The Swiss Route" (never repeated), "Direct North West Ridge (AKA. Pillars of Faith), and "Book of Saturdays" ascend the upper wall. On the lower wall "Appetite for Destruction" and "Western Hardman" reach 900 feet (275 meters) of vertical. Climbing on all of these routes is adventurous with rockfall hazard and loose flakes of widely varing size. In addition to the face of Notch Peak, the monzonite found in the canyon below the notch is also used for climbing.
The north face of Notch Peak is divided by a large shelf into an upper and lower wall. There are several rock climbing routes on the limestone cliffs. "The Swiss Route" (never repeated), "Direct North West Ridge (AKA. Pillars of Faith), and "Book of Saturdays" ascend the upper wall. On the lower wall "Appetite for Destruction" and "Western Hardman" reach 900 feet (275 meters) of vertical. Climbing on all of these routes is adventurous with rockfall hazard and loose flakes of widely varing size. In addition to the face of Notch Peak, the granite found in the canyon below the notch is also used for climbing.


==Geology==
==Geology==

Revision as of 19:00, 26 April 2010

Notch Peak
Notch Peak, 2004
Highest point
Elevation9,654 ft (2,943 m)
Coordinates39°08′35″N 113°24′35″W / 39.14306°N 113.40972°W / 39.14306; -113.40972
Geography
Parent rangeHouse Range
Topo mapUSGS Notch Peak, UT
Climbing
Easiest routeHike

Overview

Notch Peak is a distinctive summit located on Sawtooth Mountain in the House Range, west of Delta, Utah. The peak and the surrounding area are part of the Notch Peak Wilderness Study Area (WSA). Bristlecone pines, estimated to be 3,000 to 4,000 years old, are located on the ridges surrounding Notch Peak.

The Cliff

Notch Peak is one of the highest peaks in the House Range, reaching 9,654 feet (2,943 m) above sea level. The northwest face of the mountain is a massive carbonate rock (limestone and dolomite) cliff with 2,200 feet (670 meters) of vertical rise, making it among the highest cliff faces in North America. Overall, the summit rises about 4,450 feet (1,356 m) above Tule Valley.[1]

The significance of this cliff is debatable, mainly because of the variation in the definition of the term 'cliff.' It is the highest carbonate rock cliff in North America[2] and/or the second highest pure vertical drop in the United states to El Capitan.[3] There is not a reliable source for cliff ranking or pure-vertical-drop ranking.

Recreation

One of the more popular uses of the area is the hike to Notch Peak so you can look down the notch in person. The summit can be reached by following a trail from the east side of the mountain in Sawtooth Canyon. The hike is about four miles long (6.4 km), with 2,700 feet (820 m) elevation gain.[4]

Climbing

The north face of Notch Peak is divided by a large shelf into an upper and lower wall. There are several rock climbing routes on the limestone cliffs. "The Swiss Route" (never repeated), "Direct North West Ridge (AKA. Pillars of Faith), and "Book of Saturdays" ascend the upper wall. On the lower wall "Appetite for Destruction" and "Western Hardman" reach 900 feet (275 meters) of vertical. Climbing on all of these routes is adventurous with rockfall hazard and loose flakes of widely varing size. In addition to the face of Notch Peak, the granite found in the canyon below the notch is also used for climbing.

Geology

File:NotchPeak.jpg.jpg
Notch Peak and its geology: Grey carbonte rocks, pink monzonite, white marl
An intrusion (Notch Peak monzonite) inter-fingers (partly as a dike) with highly-metamorphosed host rock (Cambrian carbonate rocks). From the canyon below the notch, near Notch Peak.

This part of the House Range is chiefly made up of a passive margin sequence of Cambrian to Ordovician carbonate rocks. The top of the range is the type section for the aptly-named Notch Peak Dolomite. At the base of the range is the pink/orange Notch Peak monzonite, which is Jurassic (143 million years old)[5] in age. Around Notch Peak, especially from the west side (Tule Valley side), you can see white Lake Bonneville fossiliferous marls.[6]

Because of the intrusion, a hike up the canyon below the notch can clearly show a well-developed metamorphic aureole and even inter-fingering textures between the intrusion and the bedrock. Also, miner placer gold has been found around the Notch Peak area.

The exact geologic cause of the formation of the 'notch' is unknown.

Gallery

  1. ^ http://www.access.gpo.gov/blm/utah/pdf/wc14.pdf
  2. ^ Utah Geological Survey 2009 Calendar, July caption
  3. ^ Millard County Tourism brochure, "Notch Peak Scenic Drive"
  4. ^ http://www.wikiloc.com/wikiloc/view.do?id=355848
  5. ^ Stokes, 1986, Geology of Utah, ISBN 0-940378-05-1
  6. ^ Hintze and Davis, 2002, Geologic Map of the Tule Valley 30' x 60' Quardrangle