Chinle Formation and Shinarump Conglomerate Member

Chinle Formation and Shinarump Conglomerate Member.
State Utah
Name Chinle Formation and Shinarump Conglomerate Member
Geologic age Late Triassic
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone (Bed)contains petrified wood, tuffaceous material from west (bentonitic mudstone)
Minor
Sedimentary > Clastic > Conglomerate (Bed)Shinarump Conglomerate Member at base; major for that member
Incidental
Sedimentary > Clastic > Mixed-clastic (Bed)
Comments continental, interior basin. Shinarump member coincides with the initiation of the Andean-type margin
References

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

Biek, R.G., Willis, G.C., Hylland, M.D., and Doelling, H.H., 2000, Geology of Zion National 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. 107-138.

NGMDB product
Counties Iron - Kane - Millard - Washington