Index Catalog // ScholarsArchive@OSU

Creator:: Oregon. Dept. of Geology and Mineral Industries, McCaslin, F. E., Benson, Gilbert Thomas, 1929-, and Lange, Erwin F.
Resource Type:: Journal
Full Text:: plant in 1910. Machinery and equip ment were ordered and the project appeared to be on its way. The new

Creator:: Oregon. Dept. of Geology and Mineral Industries and Meyer, Herb
Abstract:: The purpose of this study of the Lyons flora is to determine the age and paleoecology of the flora through the examination and identification of the fossil plant species of the flora. The plant fossils comprising the Lyons flora were collected from a locality in the upper Thomas Creek area,...
Resource Type:: Journal
Full Text:: Lyons flora were collected from a locality in the upper Thomas Creek area, 5 miles southeast of the

Creator:: Oregon. Dept. of Geology and Mineral Industries and Ramp, Len
Resource Type:: Journal
Full Text:: as at Clear Creek, their findings were disappointing. The first boating venture by white men down

Creator:: Oregon. Dept. of Geology and Mineral Industries, Corcoran, Raymond E., Chiburis, E. F., Dehlinger, Peter, and French, William Stanley, 1940-
Resource Type:: Journal
Full Text:: interbeds of tuffs and ash deposits. Sucker Creek Formation: Fine-grained tuffaceous sedi- ments with

Creator:: Oregon. Dept. of Geology and Mineral Industries, Staples, Lloyd William, 1908-, and Peterson, Norman V.
Resource Type:: Journal
Full Text:: .7H2O), which was discov- ered near the mouth of Lone Ranch Creek, south of Cape Ferrel o, and about 4

Creator:: Oregon. Dept. of Geology and Mineral Industries, Vallier, T. L. (Tracy L.), and Brogan, Phil F., 1896-
Resource Type:: Journal
Full Text:: between Granite Creek and Pittsburg Landing (figure 1), and is part of a continuing project of mapping the

Creator:: Oregon. Dept. of Geology and Mineral Industries and Dott, Robert H., 1929-
Resource Type:: Journal
Full Text:: fortunate in finding an exposed uncon- formity with very clear stratigraphic relationships and faunal age

Creator:: Oregon. Dept. of Geology and Mineral Industries and Suchanek, Ron
Abstract:: Let us travel the 65-mile length of the Columbia River Gorge for a closer look at the rock formations and geology of the area. We will supplement our observations with information from the literature on the geology of the Gorge and try to put together a picture of how the...
Resource Type:: Journal
Full Text:: in the geologic past. About 14 miles beyond Crown Point we reach McCord Creek. Stop at the roadside

Creator:: Oregon. Dept. of Geology and Mineral Industries and Niem, Alan R.
Abstract:: Wright's Point, a 250-foot-high, sinuous, flat-topped ridge, projects eastward into Harney Basin, Harney County, Oregon. This 6-mile-long feature ranges from 200 to 600 yards wide and merges with a broad mesa at its western end. The nearest topographic highs are Dog Mountain, 2 miles southwest, and foothills of the Blue...
Resource Type:: Journal
Full Text:: clear if this material is current-reworked palagonite tuff derived from Dog Mountain Sr if this is an

Creator:: Oregon. Dept. of Geology and Mineral Industries, Farooqui, Saleem M., and Heinrichs, Donald F.
Abstract:: The Columbia River Basalt consists of dozens of seemingly identical flows of basalt covering thousands of square miles of Oregon, Washington, and Idaho. For years, detailed mapping of the units relied almost entirely on subtle petrographic distinctions, the presence or absence of interbeds, and actual walking along contacts in the...
Resource Type:: Journal
Full Text:: interest. Rocks of similar age from all over the world show the bimodal distribution. It is now clear that

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