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Page 1327, results 33151 - 33175

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Geologic reconnaissance of possible powersites at Spur Mountain, Tyee, and Eagle lakes, southeastern Alaska
James E. Callahan, Alexander Andrew Wanek
1967, Open-File Report 67-35
Spur Mountain, Tyee, and Eagle Lakes fill glacially scoured bedrock basins in the Coast Range of southeastern Alaska. The bedrock consists of granitic intrusive rocks and high rank metamorphic rocks associated with or resulting from emplacement of the Coast Range batholith.Spur Mountain damsite is underlain by granodiorite and diorite. The...
Phosphate rock in Colombia - a preliminary report, with a section on the phosphate occurrence at Turmeque
James Bachelder Cathcart, Francisco Zambrano O., Pedro Mojica G.
1967, Open-File Report 67-43
Exploration for phosphate rock in Colombia was successfully carried out in 3 1/2 months by the U.S. Geological Survey and the Inventorio Minero of the Servicio Geologico Nacional, under the auspices of the U.S. Agency for International Development. A modern theory of exploration based on model studies of phosphorite deposits...
Preliminary report on the geology, geophysics and hydrology of USBM/AEC Colorado core hole No. 2, Piceance Creek Basin, Rio Blanco County, Colorado
J. R. Ege, R. D. Carroll, F.A. Welder
1967, Open-File Report 67-87
Approximately 1,400 feet of continuous core was taken .between 800-2,214 feet in depth from USBM/AEC Colorado core hole No. 2. The drill, site is located in the Piceance Creek basin, Rio Blanco County, Colorado. From ground surface the drill hole penetrated 1,120 feet of the Evacuation Creek Member and 1,094...
Geohydrologic reconnaissance of the Soquel-Aptos area, Santa Cruz County, California
J. P. Akers, J.J. Hickey
1967, Open-File Report 67-3
This report summarizes existing knowledge on the geohydrology of the Soquel-Aptos area, near, and including the eastern part, of Santa Cruz, California, and outlines work necessary for making a complete appraisal of the water resources of the area.The area is underlain mostly by marine and continental sedimentary deposits of Tertiary...