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Mowry Shale

MOWRY SHALE (AGE 94 TO 98 Ma)--Silvery-gray hard siliceous shale containing abundant fish scales and bentonite beds.
StateWyoming
NameMowry Shale
Geologic agePhanerozoic | Mesozoic | Cretaceous-Early
Original map labelKmr
Primary rock typeshale
Secondary rock typebentonite
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale
Incidental
Sedimentary > Clastic > Mudstone > Claystone > Bentonite
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 coverageNiobrara - Weston

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