The Neoproterozoic Nankoweap Formation (pronounced Nan' coe weep), is a thin sequence of distinctive red beds that consist of reddish brown and tan sandstones...
22 KB (2,576 words) - 00:59, 12 June 2024
Arizona. This group comprises the Unkar Group, Nankoweap Formation, Chuar Group and the Sixtymile Formation, which overlie Vishnu Basement Rocks. Several...
13 KB (1,372 words) - 17:25, 16 February 2025
some areas (Nankoweap Canyon) dip toward the south, and in other areas (Lava Chuar Canyon), beds dip toward the north. The Sixtymile Formation, Chuar Group...
16 KB (1,976 words) - 01:07, 12 June 2024
Bass Formation, Hakatai Shale, Shinumo Quartzite, Dox Formation, and Cardenas Basalt. The Unkar Group is overlain in ascending order by the Nankoweap Formation...
26 KB (3,126 words) - 23:36, 11 June 2024
Unkar Group (section Formations of the Unkar Group)
the Nankoweap Formation, about 113 to 150 m (371 to 492 ft) thick; the Chuar Group, about 1,900 m (6,200 ft) thick; and the Sixtymile Formation, about...
28 KB (3,429 words) - 15:17, 2 November 2024
Bass Formation, Hakatai Shale, Shinumo Quartzite, Dox Formation, and Cardenas Basalt. The Unkar Group is overlain in ascending order by the Nankoweap Formation...
26 KB (3,178 words) - 09:34, 21 August 2024
distinctively, multi-layered Nankoweap Formation, which is a unit of the Grand Canyon Supergroup. The Nankoweap Formation is conformably laid on member...
8 KB (709 words) - 15:17, 2 November 2024
Shiva Temple (Grand Canyon) (category Sandstone formations of the United States)
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
8 KB (738 words) - 10:33, 5 January 2025
The Nankoweap is only exposed in the eastern part of the canyon. A gap in the geologic record, an unconformity, follows the Nankoweap. All formations in...
58 KB (6,818 words) - 21:29, 10 May 2025
Cardenas Basalt (category Basalt formations)
Formation, Hakatai Shale, Shinumo Quartzite, Dox Formation, and Cardenas Basalt. In ascending order, the Cardenas Basalt is overlain by the Nankoweap...
17 KB (1,938 words) - 00:55, 12 June 2024
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
5 KB (413 words) - 10:22, 5 January 2025
Vishnu Basement Rocks (category Geologic formations of Arizona)
the ca. 1254–1100 Ma Unkar Group and Nankoweap Formation, Grand Canyon: Intracratonic deformation and basin formation during protracted Grenville orogenesis...
20 KB (2,347 words) - 01:27, 1 December 2024
Vishnu Temple (Grand Canyon) (category Sandstone formations of the United States)
dunes. Below the Coconino Sandstone is slope-forming, Permian Hermit Formation, which in turn overlays the Pennsylvanian-Permian Supai Group. Further...
7 KB (594 words) - 20:20, 30 April 2025
Mount Sinyella (category Sandstone formations of the United States)
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
6 KB (490 words) - 21:36, 20 March 2025
O'Neill Butte (category Sandstone formations of the United States)
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
6 KB (505 words) - 23:21, 6 December 2024
distinctive, the next rock unit above is the colorful, layered (banded), Nankoweap Formation. These rock layers all slope at approximately 15 degrees, and are...
3 KB (196 words) - 02:54, 30 September 2024
underlying Nankoweap Formation indicates it to be less than 782 Ma. Second, Re–Os ages from organic-rich carbonates in the upper Galeros Formation and marcasite...
13 KB (1,402 words) - 17:24, 16 February 2025
Castor Temple (category Sandstone formations of the United States)
overlays Permian Hermit Formation (reddish slope), Esplanade Sandstone (red ledges), and Wescogame and Manakacha Formations of the Pennsylvanian-Permian...
6 KB (519 words) - 22:25, 6 December 2024
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
5 KB (395 words) - 10:20, 5 January 2025
Zoroaster Temple (category Sandstone formations of the United States)
Coconino Sandstone with a small, remnant Kaibab Limestone and Toroweap Formation caprock. The sandstone, which is the third-youngest of the strata in the...
9 KB (884 words) - 14:28, 28 January 2025
Butchart Butte (category Sandstone formations of the United States)
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
6 KB (429 words) - 00:41, 7 December 2024
Tapeats Sandstone (category Sandstone formations of the United States)
Point, (at Desert View (Grand Canyon), East Rim), showing the banded Nankoweap Formation, (horizontal Tapeats at left, extending at base of prominence, in...
21 KB (2,516 words) - 15:17, 2 November 2024
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
8 KB (803 words) - 10:23, 5 January 2025
Evans Butte (Grand Canyon) (category Sandstone formations of the United States)
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
6 KB (514 words) - 22:39, 6 December 2024
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
6 KB (492 words) - 10:25, 5 January 2025
Holy Grail Temple (category Sandstone formations of the United States)
dunes. Below the Coconino Sandstone is slope-forming, Permian Hermit Formation, which in turn overlays the Pennsylvanian-Permian Supai Group. Further...
7 KB (560 words) - 10:26, 5 January 2025
Group Nankoweap Formation Sixtymile Formation Unkar Group Bass Formation Shinumo Quartzite Grand Staircase Freya Castle Hakatai Shale Hermit Formation Hyaloclastite...
5 KB (433 words) - 22:52, 24 January 2025
Wescogame Formation 2 – Manakacha Formation 1 – Watahomigi Formation (no Surprise Canyon Formation) Redwall Limestone Temple Butte Formation Muav Limestone...
13 KB (1,392 words) - 10:26, 5 January 2025
Shinumo Quartzite (category Geologic formations of Arizona)
the Nankoweap Formation, about 113 to 150 m (371 to 492 ft) thick; the Chuar Group, about 1,900 m (6,200 ft) thick; and the Sixtymile Formation, about...
18 KB (2,083 words) - 15:17, 2 November 2024
King Arthur Castle (category Sandstone formations of the United States)
Below the Coconino Sandstone is reddish slope-forming, Permian Hermit Formation, which in turn overlays the Pennsylvanian-Permian Supai Group. Further...
7 KB (663 words) - 10:27, 5 January 2025