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

Morrison Fm and Sundance Fm

Sundance Fm: Sandstone, shale, claystone, and limestone
StateColorado
NameMorrison Fm and Sundance Fm
Geologic agePhanerozoic | Mesozoic | Jurassic
Original map labelJms
Primary rock typemudstone
Secondary rock typesandstone
Other rock typeslimestone
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone
Sedimentary > Clastic > Mudstone > Claystone
Sedimentary > Clastic > Mudstone > Shale
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 coverageGrand

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