National Geologic Map Database
Product Description Page
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Title: Palynostratigraphy of the Tullock Member (Lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming
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Author(s): Nichols, D.J., and Brown, J.L.
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Publishing Organization: U.S. Geological Survey
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Series and Number: Bulletin 1917-F
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Larger Work: Evolution of sedimentary basins - Powder River Basin
- Publication Date: 1992
- Map Scale: 1:1,429,000
- Cross Section: None
- North Latitude: 46° 40' 1" N (46.6670)
- South Latitude: 42° 52' 41" N (42.8780)
- East Longitude: 104° 37' 59" W (-104.6330)
- West Longitude: 107° 28' 59" W (-107.4830)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.