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Page 714, results 17826 - 17850

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Geochemistry and petrology of basaltic rocks from the Marshall Islands
Alice S. Davis, William C. Schwab, Janet A. Haggerty
1986, Open-File Report 86-273
A variety of volcanic rock was recovered from the flanks of seamounts, guyots, atolls, and islands in the Ratak chain of the Marshall Islands on the U.S. Geological Survey cruise L9-84-CP. The main objective of this cruise was to study the distribution and composition of ferromanganese oxide crusts. Preliminary results...
Use and availability of continuous streamflow records in Wyoming
J.R. Schuetz
1986, Open-File Report 85-685
This report documents a survey that identifies local, State, and Federal uses of data from 139 continuous-record, surface-water stations, presently (1984) operated by the Wyoming District of the U. S. Geological Survey; identifies sources of funding pertaining to collections of streamflow data; and presents frequency of data availability. Uses of...
Predictive spatial modeling of narcotic crop growth patterns
Frederick A. Waltz, D. G. Moore
1986, Open-File Report 86-7
Spatial models for predicting the geographic distribution of marijuana crops have been developed and are being evaluated for use in law enforcement programs. The models are based on growing condition preferences and on psychological inferences regarding grower behavior. Experiences of local law officials were used to derive the initial model,...
Principal facts for gravity stations in Paradise and Stagecoach valleys, Humboldt and Lyon counties, Nevada
D. H. Schaefer, B.G. Duffrin, R. W. Plume
1986, Open-File Report 85-694
Principal facts for 178 gravity stations in Paradise Valley and 117 stations in Stagecoach Valley, are tabulated; they consists of latitude, longitude, altitude, observed gravity, free-air anomaly, terrain correction, and Bouguer gravity anomaly values at a bedrock density of 2.67 grams per cubic centimeter. (USGS)...
Geohydrologic data along the Salt-Gila aqueduct of the central Arizona project in Maricopa and Pinal counties, Arizona
B.L. Wallace, B.M. Wrege, H. H. Schumann
1986, Open-File Report 86-236
The U.S. Geological Survey, in cooperation with the U.S. Bureau of Reclamation, is conducting an investigation of land subsidence and earth fissures along the Salt-Gila aqueduct to identify hazard zones and to provide design data for the Central Arizona Project aqueducts. Thirty-three test holes were drilled along the Salt-Gila aqueduct...