National Geologic Map Database
General Information
- Title: Geologic map showing thickness of sedimentary rocks from ground surface to the top of the Upper Cretaceous Pierre Shale in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming
- Author(s): Denson, N.M., Pierson, C.T., and Grundy, W.D.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Miscellaneous Investigations Series Map I-2433-A
- Publication Date: 1994
- Map Scale: 1:200,000
- Cross Section: None
- North Latitude: 45° 30' 0" N (45.5000)
- South Latitude: 44° 0' 0" N (44.0000)
- East Longitude: 104° 30' 0" W (-104.5000)
- West Longitude: 107° 30' 0" W (-107.5000)
- Corrections to this entry?
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- U.S. Geological Survey
- USGS Information Services
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- Phone: (303) 202-4700 or 1-888-ASK-USGS
- Fax: (303) 202-4710
* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.