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Ochoa Point

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Landform in the Grand Canyon, Arizona
Ochoa Point
Highest point
Elevation4,761 ft (1,451 m)
Prominence141 ft (43 m)
Parent peakApollo Temple
Isolation1.03 mi (1.66 km)
Coordinates36°06′14″N 111°51′44″W / 36.1038745°N 111.8621045°W / 36.1038745; -111.8621045
Geography
Ochoa Point is located in ArizonaOchoa PointOchoa PointLocation in ArizonaShow map of ArizonaOchoa Point is located in the United StatesOchoa PointOchoa PointOchoa Point (the United States)Show map of the United States
LocationGrand Canyon National Park
Coconino County, Arizona, US
Parent rangeKaibab Plateau
(Walhalla Plateau)
Colorado Plateau
Topo mapUSGS Desert View
Geology
Rock ageCambrian down to Mesoproterozoic
Mountain type(s)sedimentary rock: shale, sandstone, siltstone, mudstone, volcanic rock: basalt, sandstone, mudstone, dolomite
Rock typeBright Angel Shale-(prominence-(slope-debris))
Tapeats Sandstone,
Grand Canyon Supergroup-members,
Nankoweap Formation
Unkar Group-members-(5)
5_Cardenas Basalt,
4_Dox Formation

Ochoa Point is a 4,761-foot-elevation cliff-summit located in the eastern Grand Canyon, in Coconino County of northern Arizona, US. The landform is on a southeast ridgeline from Apollo Temple, with the Ochoa Point prominence on its southeast terminus. Ochoa Point is 1.0 mi from Apollo Temple, 1.5 mi northwest from the southeast-flowing Colorado River, and 3.5 miles due-west from the south terminus of the East Rim, Grand Canyon (Palisades of the Desert).

Ochoa Point’s southwest cliff-flank, and Apollo Temple’s southwest arm (southeast flank), contain the dp-black Basalt Cliffs (composed of Cardenas Basalt); the Cardenas Basalt lies upon brilliantly colored reddish Dox Formation low-angle, erosion-slopes (units 5 and 4) of five Unkar Group members. What makes Ochoa Point distinctive, the next rock unit above is the colorful, layered (banded), Nankoweap Formation. These rock layers all slope at approximately 15 degrees, and are topped by the short-cliff, horizontal Tapeats Sandstone (the Tonto Platform, and called the Great Unconformity).

References

  1. ^ "Ochoa Point – 4,761' AZ". Lists of John. Retrieved January 22, 2021.
  2. Ochoa Point, Topozone

External links

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