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Sedimentary rocks of Dothan Formation and related rocks (Lower Cretaceous and Upper Jurassic)

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 Jayko (unpublished data, 1985) in Curry and southern Coos Counties
StateOregon
NameSedimentary rocks of Dothan Formation and related rocks (Lower Cretaceous and Upper Jurassic)
Geologic ageLate Jurassic to Late Cretaceous
Original map labelKJds
CommentsConsidered part of Sixes River Terrane by Blake and others (1985).
Primary rock typemudstone
Secondary rock typesandstone
Other rock typesconglomerate; limestone; blueschist; eclogite
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Mudstone (Bed)
Minor
Sedimentary > Clastic > Conglomerate (Bed)
Incidental
Metamorphic > Eclogite (Eclogite)tectonic blocks
Metamorphic > Schist (Glaucophane-schist)tectonic blocks
Sedimentary > Carbonate > Limestone (Bed)
Map references
Walker, G.W. and MacLeod, N.S., 1991, Geologic map of Oregon: U.S. Geological Survey, scale 1:500,000.
Unit references
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.
Geographic coverageCoos - Curry - Douglas

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