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Structure-contour maps of the Powder River basin, Montana and Wyoming / by James E. Fox and Debra K. Higley, 1996 ; graphic design and cartography by Patricia L. Wilber.

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Author/Creator:
Fox, J. E. (James Ellison), 1943-
Language:
English.
Publication date:
1996
Imprint:
Reston, Va. : U.S. Geological Survey ; Denver, CO : for sale by U.S.G.S. Information Services, 1996.
Format:
  • Map/Globe
  • 6 maps on 1 sheet ; each 44 x 47 cm., sheet 104 x 144 cm., folded in envelope 31 x 24 cm. + text (7 p. : tables, ill. ; 28 cm.)
Title Variation:
Structure contour maps of the Powder River basin, Montana and Wyoming
Filing title on envelope: Structure-contour maps, Powder River basin, Montana and Wyoming 1:630 000 OC-147-A
Map Data:
Scale "about 1:630,000" ; Lambert conformal conic proj. (W 107⁰30ʹ--W 104⁰00ʹ/N 45⁰15ʹ--N 42⁰45ʹ).
Note:
Relief shown by contours. "Edited by Diane E. Lane." "Base from U.S. Geological Survey State Map Series." "Manuscript approved for publication March 24, 1995." "U.S. Government Printing Office: 1996--774-067."
Bibliography:
Bibliographical references in text on page 1.
Contents:
  • Map A. Generalized structure-contour map of the Permian Minnkahta Limestone Member of the Permian and Triassic Goose Egg Formation
  • Map B. Generalized structure-contour map of the Pennsylvanian and Lower Permian Minnelusa Formation
  • Map C. Generalized structure-contour map of the unconformity between "lower" and "upper" Sundance Formation (Middle and Upper Jurassic)
  • Map D. Generalized structure-contour map of the Upper Cretaceous Clay Spur Benfonite Bed of the Mowry Shale
  • Map E. Generalized structure-contour map of the Upper Cretaceous Ardmore Bentonite Bed of the Pierre Shale and equivalent rocks
  • Map F. Generalized structure-contour map of the base of the Upper Cretaceous Fox Hills Sandstone.
Contributor:
Higley, Debra K.
Wilber, Patricia L.
Lane, Diane E.
Series:
Oil and gas investigations chart ; OC-147-A
Geological Survey (U.S.). Oil and gas investigations. Chart ; OC-147-A.
Subjects:

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