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Page 6313, results 157801 - 157825

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Drift of surface and near-bottom waters of the San Francisco Bay system, California: March 1970 through April 1971
T. J. Conomos, D. S. McCulloch, D. H. Peterson, P.R. Carlson
1972, Miscellaneous Field Studies Map 333
The San Francisco Bay system is a complex estuary in which there is an interplay between natural chemical and physical processes, and changes resulting from the works of man. The bay is used for recreation, water-borne commerce, fishing, domestic and industrial waste disposal, and esthetic pleasure. Because some of these uses...
Geochemical, aeromagnetic, and generalized geologic maps showing distribution and abundance of molybdenum and zinc, Golconda and Iron Point quadrangles, Humboldt County, Nevada
R. L. Erickson, S.P. Marsh
1972, Miscellaneous Field Studies Map 345
Detailed geologic and geochemical studies of the four 7½-minute quadrangles that make up the Edna Mountain 15-minute quadrangle in Humboldt County, Nevada, were begun during the 1969 summer field season. The objectives of the project are to map the geology of this structurally complex area at 1:24,000 scale and to...
Reconnaissance bedrock geologic map of the Chugach Mountains near Anchorage, Alaska
Sandra H. B. Clark
1972, Miscellaneous Field Studies Map 350
The area between Knik and Turnagain Arms east of Anchorage is underlain mostly by rocks that are part of an extensive arcuate belt of thick Mesozoic marine deposits that extend through the Chugach-Kenai-Kodiak Mountains. The two main units in this belt are the Jurassic (?) and Cretaceous Valdez (?) Group...