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Page 5136, results 128376 - 128400

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Chemical composition of water and gas from five nearshore subaqueous springs in Clear Lake, Northern California
J. M. Thompson, J.D. Sims, Sandhya Yadav, M. J. Rymer
1979, Open-File Report 79-540
In 1971 The Geysers-Clear Lake area was selected by the U.S. Geological Survey geothermal research program as a region for extensive investigation. Under this program thermal water samples were first collected in December, 1974 during a winter of normal rainfall; the last samples were collected in February, 1977 during a...
Drainage areas of surface water bodies of southern Maine coastal river basins
Richard A. Fontaine
1979, Open-File Report 78-556-D
The report contains drainage-area values for: lakes and ponds included in the Maine Informational Display Analysis System (MIDAS) File 906-Z, streams that drain areas greater than 25 mil2, dams, and locations where hydrologic data are collected. Supplemental information includes State and Federal location systems used to identify these lakes and...
Sulfate geothermometry of thermal waters in the western United States
Nancy L. Nehring, Robert H. Mariner, Lloyd D. White, Mark A. Huebner, E.D. Roberts, Karen Harmon, P.A. Bowen, Lane Tanner
1979, Open-File Report 79-1135
Sulfate geothermometry recently gained acceptance as a geothermal exploration tool when it was adopted as one of the geothermometers in the Assessment of Geothermal Resources of the United States-1978 (Muffler 1979). Over 120 samples, 75 of which are from Known Geothermal Resource Areas, were used in the assessment. Data required...
Abundance and distribution of thorium in the carbonatite stock at Iron Hill, Powderhorn District, Gunnison County, Colorado
Theodore J. Armbrustmacher
1979, Open-File Report 79-536
The carbonatite stock at Iron Hill is part of an alkalic complex of Cambrian or latest Precambrian age containing pyroxenite, uncompahgrite, ijolite, nepheline syenite, and related rocks characterized by their subsilicic composition and by their lack of calcic plagioclase. Thorium averages 36.2 parts per million (ppm) Th (0.0041 percent Th02)...
A preliminary annotated bibliography on siliceous algal cysts and scales
David P. Adam, Albert D. Mahood
1979, Open-File Report 79-1215
As part of an investigation of the stratigraphic and environmental distributions of siliceous algal resting cysts, we have assembled this bibliography. The emphasis is on papers that illustrate these cysts, and our annotation concentrates on the nature of the illustrations. In some cases, we have also listed taxonomic names of...