Nellie Bly Formation and Hogshooter Limestone (OKPAnh;0)

ENID- "Nellie Bly Formation" consists mainly of shale with a few layers of fine- to medium-grained sandstone. Thickness ranges from 80 to 550 feet (25 to 170 m). Underlying "Hogshooter Limestone" is massive crinoidal limestone 1 to 50 feet (0.3 to 14 m) thick. OKLAHOMA CITY- "Nellie Bly Formation," mainly shale with many fine-grained sandstone beds and limestone beds locally in upper part; thickness, about 250 to about 550 feet. Underlying"Hogshooter Limestone," massive crinoidal limestone 1 to 15 feet thick.

State	Oklahoma
Name	Nellie Bly Formation and Hogshooter Limestone
Geologic age	Phanerozoic \| Paleozoic \| Carboniferous Pennsylvanian-Middle
Original map label	IPnh
Primary rock type	shale
Secondary rock type	limestone
Other rock types	sandstone
Lithologic constituents	Major Sedimentary > Clastic > Sandstone (Bed) Sedimentary > Carbonate > Limestone (Bed) Sedimentary > Clastic > Mudstone > Shale (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 Bingham, R.H. and Bergman, D.L., 1980, Reconnaissance of the water resources of the Enid quadrangle, north-central Oklahoma: Oklahoma Geological Survey, Hydrologic Atlas 7, sale 1:250,000, 4 sheets. (Geology on sheet 1 compiled by R.H. Bingham, and R.O. Fay, 1973.) Cederstrand, J.R., 1996e, Digital geologic map of Enid quadrangles, north-central Oklahoma: U.S. Geological Survey Open-File Report 96-374, (4 diskettes), URL address is: http://ok.water.usgs.gov/gis/geology [http://ok.water.usgs.gov/gis/geology/enid.html] [http://ok.water.usgs.gov/gis/geology] Bingham, R.H. and Moore, R.L., 1975, Reconnaissance of the Water Resources of the Oklahoma City quadrangle, central Oklahoma: Oklahoma Geological Survey, Hydrologic Atlas 4, Scale 1:250,000, 4 sheets. (Geology on sheet 1 compiled by R.H. Bingham and R.O. Fay, 1973.) Cederstrand, J.R., 1996i, Digital geologic map of Oklahoma City quadrangles, central Oklahoma: U.S. Geological Survey Open-File Report 96-378, (2 diskettes), URL address is: http://ok.water.usgs.gov/gis/geology [http://ok.water.usgs.gov/gis/geology/okc.html] [http://ok.water.usgs.gov/gis/geology]
Geographic coverage	Creek - Okfuskee - Okmulgee - Osage - Seminole - Tulsa