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Publication Extents

Not all publications have extents, not all extents are completely accurate
Uranophane at Silver Cliff mine, Lusk, Wyoming
Verl R. Wilmarth, Douglas H. Johnson
1954, Bulletin 1009-A
The uranium deposit at the Silver Cliff mine near Lusk, Wyo., consists primarily of uranophane which occurs as fracture fillings and small replacement pockets in faulted and fractured calcareous sandstone of Cambrian (?) age. The country rock in the vicinity of the mine is schist of pre-Cambrian age intruded by...
Radioactive deposits of Nevada
T.G. Lovering
1954, Bulletin 1009-C
Thirty-five occurrences of radioactive rocks had been reported from Nevada prior to 1952. Twenty-five of these had been investigated by personnel of the U. S. Geological Surveyor of the U. S. Atomic Energy Commission. Of those investigated, uranium minerals were identified at 13 sites; two sites contained a thorium mineral...
Geology and coal deposits of the Shelburn quadrangle, Sullivan County, Indiana
Courtney Waddell
1954, Coal Map 17
The Shelburn quadrangle is the fifth in a series of quadrangle maps prepared as a part of a program by the Geological Survey, Indiana Department of Conservation, and the U.S. Geological Survey to appraise the coal resources of Indiana.  The field work was done by the writer, assisted by Dick...
Geology and coal deposits of the Hymera quadrangle, Sullivan County, Indiana
Charles Eugene Wier
1954, Coal Map 16
The Hymera quadrangle is the fourth of a series of quadrangles that are being mapped by the Geological Survey, Indiana Department of Conservation, in cooperation with the United States Geological Survey, as part of a program of study and reappraisal of Indiana coal resources.  The field work was done by...
Preliminary report of investigations of springs in the Mogollon Rim region Arizona
J. H. Feth
1954, Open-File Report 54-339
The Geological Survey has made a reconnaissance of springs in the Mogollon Rim region in central Arizona. This region is the source of much of the water in the Gila, Salt, and Verde Rivers. The region has not previously been systematically studied with respect to the occurrence of ground water....