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Page 6273, results 156801 - 156825

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Water resources of the Pittsburgh area, Pennsylvania
Max Noecker, D.W. Greenman, N.H. Beamer
1954, Circular 315
The per capita use of water in the Pittsburgh area in 1951 was 2, 000 gallons per day fgpd) or twice the per capita use in Pennsylvania as a whole. An average of about 3, 040 million gallons of water was withdrawn from the streams and from the ground each...
Fusion of arkosic sand by intrusive andesite
Roy A. Bailey
1954, Open-File Report 54-14
An andesite dike in the Valles Mountains of northern New Mexico has intruded and partly fused arkosic sediments for a distance of 50 feet from its contacts. The dike is semi-circular in form, has a maximum width of about 100 feet, and is about 500 feet long. Small associated arcuate...
Geology of parts of the Johnny Gulch quadrangle, Montana
Val L. Freeman
1954, Open-File Report 54-92
An area of about 35 square miles, situated about 30 miles southeast of Helena, Montana, was mapped during the summer of 1952 at a scale of l:24, 000. The area includes a part of the eastern foothills of the Elkhorn Mountains, and is underlain by sedimentary mad volcanic rocks of...
Geology and zinc-lead-barite deposits in the area east of Cuba City, Wisconsin
Allen F. Agnew, Arthur E. Flint, R.P. Crumpton
1954, Miscellaneous Field Studies Map 15
The current study of the Wisconsin-Illinois-Iowa zinc-lead district (fig. 1) was begun in 1942, with the major emphasis placed on detailed mapping of geologic structure and ore deposits.  Preliminary reports for several areas in the mining district have been prepared, and the present study of the are east of Cuba...
Beryllium resources of the tin-spodumene belt, North Carolina
Wallace R. Griffitts
1954, Circular 309
Pegmatite dikes in the tin-spodumene belt of North and South Carolina uniformly contain about 0.05 percent BeO. The most abundant minerals in the pegmatite contain from 0. 0001 to 0.01 percent BeO. Beryl, having 12.0 to 12.3 percent BeO, is the only beryllium-rich mineral and contains more than 80 percent...