National Geologic Map Database
General Information
- Title: A study of the Cretaceous-Tertiary unconformity in the Piceance Creek basin, Colorado; the underlying Ohio Creek Formation (Upper Cretaceous) redefined as a member of the Hunter Canyon or Mesaverde Formation
- Author(s): Johnson, R.C., and May, Fred
- Publishing Organization: U.S. Geological Survey
- Series and Number: Bulletin 1482-B [p. B1-B27]
- Larger Work: Contributions to stratigraphy
- Publication Date: 1980
- Map Scale: 1:2,022,121
- Cross Section: None
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