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General Information

  • Title: The Lance Formation - petrography and stratigraphy, Powder River Basin and nearby basins, Wyoming and Montana
  • Author(s): Connor, C.W.
  • Publishing Organization: U.S. Geological Survey
  • Series and Number: Bulletin 1917-I
  • Larger Work: Evolution of sedimentary basins - Powder River Basin
  • Publication Date: 1992
  • Map Scale: 1:1,000,000
  • Cross Section: Yes
  • North Latitude: 48° 46' 19" N (48.7720)
  • South Latitude: 42° 46' 19" N (42.7720)
  • East Longitude: 104° 3' 25" W (-104.0570)
  • West Longitude: 110° 0' 0" W (-110.0000)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.