D.W. Ellis
1968, Open-File Report 68-95
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Publication Extents
Not all publications have extents, not all extents are completely accurateDouglas F. B. Black
1968, Geologic Quadrangle 764
Wallace R. Hansen
1968, Geologic Quadrangle 747
Roger B. Colton
1968, Geologic Quadrangle 727
Henry L. Cullins, John R. Dyni
1968, Geologic Quadrangle 703
W. W. Patton Jr., T. P. Miller, I.L. Tailleur
1968, IMAP 554
Roy Clark Kepferle
1968, Geologic Quadrangle 740
Norman L. Hatch, Joseph H. Hartshorn
1968, Geologic Quadrangle 735
No abstract available....
Robert Sprague Jones
1968, Circular 603
The reported gold contents of meteorites range from 0.0003 to 8.74 parts per million. Gold is siderophilic, and the greatest amounts in meteorites are in the iron phases. Estimates ,of the gold content of the earth's crust are in the range of 0.001 to 0.006 parts per million....
Wallace R. Griffitts, Henry V. Alminas
1968, Circular 600
Robert M. Moxham, G.W. Greene, J. D. Friedman, S.J. Gawarecki
1968, Open-File Report 68-192
No abstract available....
Robert M. Moxham
1968, Open-File Report 68-190
No abstract available....
Water Resources Division, U.S. Geological Survey
1968, Water Data Report CO-67-2
William C. Overstreet
1968, Open-File Report 68-210
The geologic setting of the pyrite replacement deposit at Wadi Wassat was mapped in February 1966. From this mapping it is inferred that the pyrite deposits occur along a sub-vertical, north-trending fault in andesite and other rocks at the crest line of an anticline in a roof pendant. The pendant...
Harold E. Malde
1968, Geologic Quadrangle 718
Virgil A. Trent
1968, Open-File Report 68-272
No abstract available. ...
Leo F. Emmett, H. G. Jeffery
1968, Hydrologic Atlas 315
Paul P. Orkild, F.M. Byers Jr., D. L. Hoover, K. A. Sargent
1968, Open-File Report 68-206
Deep drilling in the vicinity of Silent Canyon on eastern Pahute Mesa, Nevada, has revealed a Tertiary volcanic section locally thicker than 14,000 feet. The area drilled covers most of the Silent Canyon caldera and some of the surrounding area. The caldera is rudely elliptical in plan and measures 10...
E. Neal Hinrichs
1968, Geologic Quadrangle 726
John Charles Maher, William W. Trollman
1968, Open-File Report 68-174
The following list of references includes most of the geological literature on the San Joaquin Valley and vicinity in central California (see figure 1) published prior to January 1,1968. The San Joaquin Valley comprises all or parts of 11 counties -- Alameda, Calaveras, Contra Costa, Fresno, Kern, Kings, Madera, Merced,...
Mitchell W. Reynolds
1968, Open-File Report 68-228
No abstract available. ...
Kevin M. Scott, John R. Ritter, J. M. Knott
1968, Water Supply Paper 1798-E
D. W. Peterson, W. E. Yeend, H. W. Oliver, R.E. Mattick
1968, Circular 566
The remains of a huge Tertiary gravel-filled channel lie in the area between the South and Middle Yuba Rivers in northern Nevada County, Calif. The deposits in this channel were the site of some of the most productive hydraulic gold mines in California between the 1850's and 1884. The gravel...
George R. Kunkle
1968, Water Supply Paper 1839-O
Donald Richardson, J.W. Bingham, R. J. Madison, R. Williams
1968, Water Supply Paper 1852
Although the total supply of water in King County is large, water problems are inevitable because of the large and rapidly expanding population. The county contains a third of the 3 million people in Washington, most of the population being concentrated in the Seattle metropolitan area. King County includes parts...