Summerville Formation |
| Usage of Geologic Unit Name: Summerville Formation of San Rafael Group (AZ*,CO*,NM*,UT*) |
| Age: Jurassic, Middle* Callovian, late* |
| Geologic Province: Paradox basin* Plateau sedimentary province |
| Areal Extent: AZ* CO* NM* UT(ec)* |
| Type Locality: Type section: at Summerville Point, near head of Summerville Wash, Emery Co., UT. Named for exposures on Summerville Point (Gilluly and Reeside, 1928). |
| Subunits: White Point Sandstone Member (UT). |
| Unit Name History: Named as 1 of 4 formations of San Rafael Group (Gilluly and Reeside, 1928). Areal limits (Gregory and Moore, 1931). Overview (Harshbarger and others, 1957). White Point Sandstone Member named (Thompson and Stokes, 1970). Not used (O'Sullivan, 1980, 1983). Revised (O'Sullivan, 1984). Areal limits (Condon and Huffman, 1988). Revised; Areal limits; Overview (Peterson, 1988). Not used (O'Sullivan, 1992). |
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References Gilluly, James and Reeside, J.B., Jr., 1928, Sedimentary rocks of the San Rafael Swell and some adjacent areas in eastern Utah, IN Shorter contributions to general geology, 1927: U.S. Geological Survey Professional Paper, 150-D, p. D61-D110. Gregory, H.E. and Moore, R.C., 1931, The Kaiparowits region, a geographic and geologic reconnaissance of parts of Utah and Arizona: U.S. Geological Survey Professional Paper, 164, 161 p. Harshbarger, J.W., Repenning, C.A. and Irwin, J.H., 1957, Stratigraphy of the uppermost Triassic and the Jurassic rocks of the Navajo country: U.S. Geological Survey Professional Paper, 291, 74 p. Thompson, A.E. and Stokes, W.L., 1970, Stratigraphy of the San Rafael Group, southwest and south central Utah: Utah Geological and Mineral Survey Bulletin, no. 87, 53 p. O'Sullivan, R.B., 1980, Stratigraphic sections of Middle Jurassic San Rafael Group from Wilson arch to Bluff in southeastern Utah: U.S. Geological Survey Oil and Gas Investigations Chart, OC-102, 1 sheet. O'Sullivan, R.B., 1983, Stratigraphic sections of Middle Jurassic San Rafael Group and related rocks from Dewey Bridge, Utah to Uravan, Colorado: U.S. Geological Survey Oil and Gas Investigations Chart, OC-124, 1 sheet. O'Sullivan, R.B., 1984, The base of the Upper Jurassic Morrison Formation in east-central Utah: U.S. Geological Survey Bulletin, 1561, 17 p. Condon, S.M. and Huffman, A.C., Jr., 1988, Revisions in nomenclature of Middle Jurassic Wanakah Formation, northwest New Mexico and northeast Arizona, IN Revisions to stratigraphic nomenclature of Jurassic and Cretaceous rocks of the Colorado Plateau: U.S. Geological Survey Bulletin, 1633-A, p. A1-A12. Peterson, Fred, 1988, Stratigraphy and nomenclature of Middle and Upper Jurassic rocks, western Colorado Plateau, Utah and Arizona, IN Revisions to stratigraphic nomenclature of Jurassic and Cretaceous rocks of the Colorado Plateau: U.S. Geological Survey Bulletin, 1633-B, p. B13-56. O'Sullivan, R.B., 1992, Correlation of Middle Jurassic and related rocks from Ouray to Black Canyon, western Colorado: U.S. Geological Survey Oil and Gas Investigations Chart, OC-139, 1 sheet. Lucas, Spencer G., and Anderson, Orin J., 1993, The Middle Jurassic Summerville Formation, northern New Mexico; a rebuttal of Condon, 1993: New Mexico Geology, v. 15, no. 3, p. 66-70. |
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The URL is: https://gotbooks.miracosta.edu/gonp/coloradoplateau/lexicon/summerville.htm Last modified: 1/7/2011 |