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Mineral Resources > Online Spatial Data > Geology > by state > Colorado

Morrison, Curtis, and Entrada Fms

In extreme southwestern Moffat County, includes thin wedge of Carmel Fm (red siltstone and sandstone) beneath Entrada
StateColorado
NameMorrison, Curtis, and Entrada Fms
Geologic agePhanerozoic | Mesozoic | Jurassic
Original map labelJmce
Primary rock typemudstone
Secondary rock typesandstone
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Claystone
Sedimentary > Clastic > Mudstone
Sedimentary > Clastic > Sandstone
Map references
Tweto, Ogden 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.
Unit references
Tweto, Ogden 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.
Geographic coverageEagle - Garfield - Moffat - Routt

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