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Page 6043, results 151051 - 151075

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Not all publications have extents, not all extents are completely accurate
Astrogeologic studies, semiannual progress report, February 26, 1961 to August 24, 1961
R.J. Hackman
1962, Open-File Report 62-140
This report is the second semiannual report on a geological program of research conducted by the Geological Survey on behalf of the National Aeronautics and Space Administration. This research is being carried out under the Branch of Astrogeology. The long-range objectives of this program are to determine and map the...
Gold in the United States, exclusive of Alaska and Hawaii
Albert Herbert Koschmann, M.H. Bergendahl
1962, Mineral Investigations Resource Map 24
The accompanying map shows the distribution of the principal gold mining districts in the United States (excluding Alaska and Hawaii). Only those districts that have produced 10,000 ounces of gold or more are shown. Gold ore reserves were not considered, and the types of deposits are not shown. Based on...
Lead in the United States, exclusive of Alaska and Hawaii
Edwin Thor McKnight, Allen Van Heyl, William Louis Newman
1962, Mineral Investigations Resource Map 15
The productive lead districts in the United States (exclusive of Alaska and Hawaii) are shown on the accompanying map. The map is at a scale of 1: 3,168,000, (50 miles to the inch). Only those districts known or believed to contain 1,000 short tons or more of lead are shown;...
Tungsten in the United States, exclusive of Alaska and Hawaii
D.M. Lemmon, Ogden L. Tweto
1962, Mineral Investigations Resource Map 25
The accompanying map shows the tungsten deposits of the United States (exclusive of Alaska and Hawaii). The relative importance of the deposits, groups, or districts is shown by four symbols, indicating tungsten contents of: (1) greater than 10,000 short tons of tungsten metal, (2) 10,000 to 500 tons, (3) 500...
Manganese in the United States, exclusive of Alaska and Hawaii
Max D. Crittenden, Louis Pavlides
1962, Mineral Investigations Resource Map 23
The manganese deposits in the United States (exclusive of Alaska and Hawaii) are shown on the accompanying map. The deposits have been divided into several genetic types distinguished on the map by symbols. The principal distinction is between syngenetic deposits, in which the manganese was deposited contemporaneously with the enclosing...
Copper in the United States, exclusive of Alaska and Hawaii
Arthur R. Kinkel Jr., N. P. Peterson
1962, Mineral Investigations Resource Map 13
The copper districts in the United States (exclusive of Alaska and Hawaii) are shown on the accompanying map. In compiling the map, the estimated total quantity of copper present before mining was used to assign districts to size categories, and both production and reserves are included without distinction as to...
Epigenetic uranium deposits in the United States, exclusive of Alaska and Hawaii
Arthur Pierce Butler, Warren Irvin Finch, William Stephens Twenhofel
1962, Mineral Investigations Resource Map 21
Productive and unproductive deposits of uranium in the United States (exclusive of Alaska and Hawaii) are shown on the accompanying map. These deposits constitute the actual and some of the potential domestic raw-material sources of uranium. Other potential sources of uranium similar to these known deposits remain to be discovered...