Belle Fourche Shale, Mowry Shale, Newcastle Sandstone,and Skull Creek Shale (SDKbs;0)

State	South Dakota
Name	Belle Fourche Shale, Mowry Shale, Newcastle Sandstone,and Skull Creek Shale
Geologic age	Phanerozoic \| Mesozoic \| Cretaceous-Early Cretaceous-Middle(?) Cretaceous-Late
Original map label	Kbs
Primary rock type	shale
Secondary rock type	siltstone
Other rock types	claystone; sandstone; limestone; clay or mud
Lithologic constituents	Major Sedimentary > Clastic > Sandstone (Bed) Sedimentary > Clastic > Mudstone > Claystone (Bed) Sedimentary > Clastic > Siltstone (Bed) Sedimentary > Clastic > Mudstone > Shale (Bed) Incidental Sedimentary > Clastic > Mudstone > Claystone (Bed) Sedimentary > Carbonate > Limestone (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	Meade