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Geology of National Parks, 3D and Photographic Tours

Dox Sandstone

Usage of Geologic Unit Name:
Dox Sandstone*
Dox Formation
Age:
Precambrian*
Proterozoic, Middle*
Geologic Province:
Southern Rocky Mountain region*
Areal Extent:
AZ(n)*
Type Locality:
Not designated. Named for Dox Castle, north side Colorado River, Shinumo quad, Coconino Co, AZ (Noble, 1914).
Unit Name History:
Named Dox Sandstone of Unkar Group of Grand Canyon Series (Noble, 1914). Revised, assigned to Unkar Group of Grand Canyon Supergroup (Elston and Scott, 1976). Age modified (Haynes and Hackman, 1978). Redescribed as Dox Formation, divided into Escalante Creek, Solomon Temple, Comanche Point, Ochoa Point Members (Stevenson and Beus, 1982). Age modified; Paleomagnetics (Elston, 1989). Paleomagnetics (Elston and Clough, 1993).

References

Noble, L.F., 1914, The Shinumo quadrangle, Grand Canyon district, Arizona: U.S. Geological Survey Bulletin, 549, 100 p., (incl. geologic map, scale 1:48,000).

Elston, D.P. and Scott, G.R., 1976, Unconformity at the Cardenas-Nankoweap contact (Precambrian), Grand Canyon Supergroup, northern Arizona: Geological Society of America Bulletin, v. 87, no. 12, p. 1763-1772.

Haynes, D.D. and Hackman, R.J., 1978, Geology, structure, and uranium deposits of the Marble Canyon 1 degrees by 2 degrees quadrangle, Arizona: U.S. Geological Survey Miscellaneous Investigations Series Map, I-1003, 2 sheets, scale 1:250,000.

Stevenson, G.M. and Beus, S.S., 1982, Stratigraphy and depositional setting of the upper Precambrian Dox Formation in Grand Canyon: Geological Society of America Bulletin, v. 93, no. 2, p. 163-173.

Elston, D.P., 1989, Grand Canyon Supergroup, northern Arizona; stratigraphic summary and preliminary paleomagnetic correlations with parts of other North American Proterozoic successions, IN Jenney, J.P., and Reynolds, S.J., editors, Geologic evolution of Arizona: Arizona Geological Society Digest, v. 17, p. 259-272.

Elston, D.P. and Clough, G.A., 1993, Paleomagnetic poles from the Middle Proterozoic Hazel Formation, Van Horn area, West Texas; rotations of a Grenville-deformed terrane and correlations with Keweenawan events on craton [abs.]: Geological Society of America Abstracts with Programs, v. 25, no. 1, South-Central Section, 27th Annual Meeting, Fort Worth, TX, March 15-16, 1993, p. 9.

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* show accepted USGS usage. Note that data on this page is modified from information available via the National Geologic Map Database GEOLEX:
http://ngmdb.usgs.gov/Geolex/geolex_qs.html.

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