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Morrison Formation

CIMARRON- Varicolored fine-grained sandstone, limestone, dolomite, shale, and conglomerate 0 to 470 +/- feet thick.
StateOklahoma
NameMorrison Formation
Geologic agePhanerozoic | Mesozoic | Jurassic-Late
Original map labelJm
Primary rock typesandstone
Secondary rock typelimestone
Other rock typesdolostone (dolomite); shale; conglomerate
Lithologic constituents
Major
Sedimentary > Clastic > Conglomerate (Bed)
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Carbonate > Dolostone (Bed)
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Map references
Heran, W. D., Green, G. and Stoeser, D. B., 2003, A Digital Geologic Map Database of Oklahoma: U. S. G. S. Open File Report 03-247
Unit references
Heran, W. D., Green, G. and Stoeser, D. B., 2003, A Digital Geologic Map Database of Oklahoma: U. S. G. S. Open File Report 03-247
Sapik, D.B. and Goemaat, R.L., 1973, Reconnaissance of the ground-water resources of Cimarron County, Oklahoma: U.S Geological Survey Hydrologic Investigations Atlas HA-373, scale 1:125,000, 3 sheets. (Geology on sheet 1 compiled by S.L. Schoff, 1943.)
Cederstrand, J.R., 1996c, Digital geologic map of Cimarron County, Oklahoma: U.S. Geological Survey Open-File Report 96-372, (1 diskette), URL address is: http://ok.water.usgs.gov/gis/geology
Geographic coverageCimarron

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