John Henry Member of Straight Cliffs Formation

Usage of Geologic Unit Name:
John Henry Member of Straight Cliffs Formation (UT*)
Cretaceous, Late*
Coniacian, middle* to Campanian, early
Geologic Province:
Plateau sedimentary province*
Areal Extent:
Type Locality:
Type section: north side of small tributary canyon on west side of Smoky Hollow, about 3 mi east of John Henry Canyon, NW/4 sec. 32 and N/2 NE/4 sec. 31, T. 41 S., R. 4 E., Kane Co., UT. Named for John Henry Canyon tributary to Warm Creek, 5 km west of section (Peterson, 1969).
Unit Name History:
Named John Henry Member, 3rd from base (of 4), of Straight Cliffs Formation (Peterson, 1969).


Peterson, Fred, 1969, Four new members of the Upper Cretaceous Straight Cliffs Formation in the southeastern Kaiparowits region, Kane County, Utah, IN Contributions to stratigraphy, 1968: U.S. Geological Survey Bulletin, 1274-J, p. J1-J28

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Last modified: 1/7/2011