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Page 4946, results 123626 - 123650

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Not all publications have extents, not all extents are completely accurate
Water-resources activities of the U.S. Geological Survey in Texas; fiscal years 1982-84
R.U. Grozier, L. F. Land
1985, Open-File Report 85-346
The U.S. Geological Survey (USGS) was established by an act of Congress on March 3, 1879, to provide a permanent Federal agency to conduct the systematic and scientific classification of the public lands, and examination of the geological structure, mineral resources, and products of national domain. An integral part of...
Analytical results and sample locality map of stream-sediment and heavy-mineral-concentrate samples from the Chuckwalla Mountains Wilderness Study Area (CDCA-348), Riverside County, California
B. M. Adrian, G.W. Day, K. C. Watts
1985, Open-File Report 85-293
In March 1982, we conducted a reconnaissance geochemical survey of the Chuckwalla Mountains Wilderness Study Area, Riverside County, California.The Chuckwalla Mountains Wilderness Study Area comprises about 90 mi2 (233 km) in the southeast corner of Riverside County, California, and lies just south of Interstate Highway 10 at Desert Center, California,...
Proceedings of the advanced seminar on sedimentation, August 15-19, 1983, Denver, Colorado
George D. Glysson, editor(s)
1985, Open-File Report 85-98
On August 15-19, 1983, the U.S. Geological Survey 's Water Resources Division sponsored an advanced seminar on sedimentation at the National Training Center in Lakewood, Colorado. Topics discussed were modeling, mud, and debris flows, transport, sediment chemistry, channel morphology, instrumentation, and bed load. This circular presents summaries of 28 presentations....
Earthquake catalog of Peru
A. F. Espinosa, L.A. Casaverde, J. A. Michael, J. Alva-Hurtado, J. Vargas-Neumann
1985, Open-File Report 85-286
Drainage areas in the Big Sioux River basin in eastern South Dakota
Frank D. Amundson, Neil C. Koch
1985, Open-File Report 85-348
The Big Sioux River basin of eastern South Dakota contains an important surface water supply and a sizeable aquifer system of major importance to the economy of South Dakota. The aquifers are complex, consisting of many small aquifers that are hydrologically associated with several large aquifers and the Big Sioux...
Preliminary report on gold deposits at Meshaheed, Kingdom of Saudi Arabia
C. W. Smith, R.M. Samater
1985, Open-File Report 85-9
A fault-controlled, hydrothermal system deposited gold, stibnite, and quartz in metasediments, intrusive basalt, and diorite in an area approximately 3 by 5 km in the Meshaheed area of the northeastern Arabian Shield. Veins in metasediments appear to be lenticular and average less than 1 m thick. A related, quartz-pyrite stockwork...
Field guidelines for collection, treatment, and analysis of water samples, Montana district
J. R. Knapton
1985, Open-File Report 85-409
This manual provides a set of standardized guidelines and quality-control procedures for the collection and preservation of water samples and defines procedures for field analyses of unstable constituents or properties. Seldom is the water being samples of such uniformity that a single grab sample is representative of the whole. For...