Thaynes Formation and Woodside Shale

Thaynes Formation and Woodside Shale.
State Utah
Name Thaynes Formation and Woodside Shale
Geologic age Early Triassic
Lithologic constituents
Sedimentary > Clastic > Mixed-clastic > Siltstone-mudstone (Bed)
Sedimentary > Carbonate > Limestone (Bed)limestone in the upper part (Thaynes)
Sedimentary > Clastic > Sandstone (Bed)
Comments tidal flats (Woodside) and shallow sea (Thaynes)

Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.

Willis, J.B., and Willis, G.C., 2000, Geology of Wasatch Mountain State Park, Utah, in Sprinkel, D.A., Chidsey, Jr., T.C., and Anderson, P.B., Geology of Utah's Parks and Monuments: Utah Geological Association Publication 28, p. 495-516.

NGMDB product
Counties Millard - Utah