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Fort Union Formation

FORT UNION FORMATION Lebo Member--Dark-gray clay shale and concretionary sandstone.
StateWyoming
NameFort Union Formation
Geologic agePhanerozoic | Cenozoic | Tertiary | Paleocene
Original map labelTfl
CommentsMiddle of the 3 Fort Union members
Primary rock typeshale
Secondary rock typesandstone
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale
Map references
Love, J.D. and Christiansen, Ann Coe, 1985, Geologic Map of Wyoming: U.S. Geological Survey.
Unit references
Love, J.D. and Christiansen, Ann Coe, 1985, Geologic Map of Wyoming: U.S. Geological Survey.
Geographic coverageCampbell - Converse - Johnson - Natrona - Niobrara - Sheridan - Weston

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URL: http://mrdata.usgs.gov/geology/state/sgmc-unit.php?unit=WYTfl;0
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