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A preliminary report of geochemical investigations in the Blackbird District
F. C. Canney, H. E. Hawkes, G.M. Richmond, J. S. Vhay
1953, Open-File Report 53-31
This paper reviews an experimental geochemical prospecting survey in the Blackbird cobalt-copper mining district. The district is in east-central Idaho, about 20 miles west-southwest of Salmon. The area is one of deeply weathered nearly flat-topped upland surfaces cut by steep-walled valleys which are tributary to the canyon of Panther Creek....
Geology of anthracite in the western part of the Ashland quadrangle, Pennsylvania
Boyd R. Haley, Harold H. Arndt, Howard E. Rothrock, Holly C. Wagner
1953, Coal Map 13
The Western Middle anthracite field is one of four structural basins containing anthracite in eastern Pennsylvania.  This report describes the geology of the part of the Western Middle field that lies in the western half of the Ashland quadrangle.  (See index map, sheet 2.)  The mapped area covers about 19...
Niobium (columbium) and titanium at Magnet Cove and Potash Sulphur Springs, Arkansas
Verne Charles Fryklund Jr., R. S. Harner, E.P. Kaiser
1953, Open-File Report 53-74
This work was done because niobium (columbium) has been found in several of the minerals and rocks of the Magnet Cove and Potash Sulphur Springs areas. Niobium is in demand for use in high-temperature and non-creep steels.The Magnet Cove and Potash Sulphur Springs areas are in central Arkansas between Malvern...
Water resources of the Minneapolis-St. Paul area, Minnesota
Charles Henry Prior, Robert Schneider, W. H. Durum
1953, Circular 274
The water supply of the Minneapolis-St. Paul area is adequate to satisfy present requirements and requirements for many years to come if the area continues to develop at about the present rate. The flow of -the Mississippi River at the Twin Cities is more than sufficient to meet the demands of...