Fox Hills Sandstone (SDKfh;0)

Bluish-green to green, white to dark-gray, yellow to tan, carbonaceous and iron-stained, cross-bedded, very fine- to coarse-grained, glaconitic sandstone and siltstone. Interbedded with gray and green to brown shale and silty shale. Thickness 25-400 ft (8-122 m).

State	South Dakota
Name	Fox Hills Sandstone
Geologic age	Phanerozoic \| Mesozoic \| Cretaceous-Late
Original map label	Kfh
Primary rock type	sandstone
Secondary rock type	siltstone
Other rock types	shale
Lithologic constituents	Major Sedimentary > Clastic > Mudstone > Shale (Bed) Sedimentary > Clastic > Siltstone (Bed) Sedimentary > Clastic > Sandstone (Bed)
Map references	Martin, J. E., Sawyer, J. F., Fahrenbach, M. D., Tomhave, D. W., and Schulz, L. D., 2004, Geologic Map of South Dakota: South Dakota Geological Survey
Unit references	Martin, J. E., Sawyer, J. F., Fahrenbach, M. D., Tomhave, D. W., and Schulz, L. D., 2004, Geologic Map of South Dakota: South Dakota Geological Survey
Geographic coverage	Butte - Campbell - Corson - Dewey - Haakon - Harding - Jackson - Meade - Pennington - Perkins - Ziebach