Sedimentary rocks of Dothan Formation and related rocks

Sandstone, conglomerate, graywacke, rhythmically banded chert lenses. Includes western Dothan and Otter Point Formations of M.C. Blake, Jr. and AS. Jayko (unpublished data, 1985) in Curry and southern Coos Counties
State Oregon
Name Sedimentary rocks of Dothan Formation and related rocks
Geologic age Late Jurassic to Late Cretaceous
Lithologic constituents
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Mudstone (Bed)
Sedimentary > Clastic > Conglomerate (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Metamorphic > Eclogite (Eclogite)tectonic blocks
Metamorphic > Schist (Glaucophane-schist)tectonic blocks
Comments Considered part of Sixes River Terrane by Blake and others (1985).

Walker, G.W. and MacLeod, N.S., 1991, Geologic map of Oregon: U.S. Geological Survey, scale 1:500,000.

Blake, M.C., Jr., Engebretson, D.C., Jayko, A.S., and Jones, D.L., 1985, Tectonostratigraphic terranes in southwest Oregon, in Howell, D.G., ed., Tectonostratigraphic terranes of the circum-Pacific region: Circum-Pacific Council for Energy and Mineral Resources Earth Science Series, v. 1, p. 147-158.

NGMDB product
Counties Coos - Curry - Douglas