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Page 6123, results 153051 - 153075

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Ground-water resources of the lower Niobrara River and Ponca Creek basins, Nebraska and South Dakota
Thomas G. Newport, Robert A. Krieger
1959, Water Supply Paper 1460-G
This report describes the area in north-central Nebraska and south-central South Dakota drained by Ponca Creek and by the Niobrara River below Valentine, Nebr. The Niobrara River and Ponca Creek are neighboring eastward flowing tributaries of the Missouri River. The Dakota sandstone of Cretaceous age is the oldest formation tapped...
Frost heaving of piles with examples from Fairbanks, Alaska
Troy Lewis Pewe, R.A. Paige
1959, Open-File Report 60-111
Seasonal freezing of the ground is common throughout most of the world's land surface. As the ground freezes the surface of the ground may rise--this rising is termed frost heaving. Upward displacement of the ground upon freezing is not due alone to the freezing of water originally contained in the...
Geology of the State of Morelos and contiguous areas in south-central Mexico
Carl F. Fries
1959, Open-File Report 59-41
The area described lies in south-central Mexico and embraces all but the southeastern corner and easternmost border of the State of Moreles, the second smallest State in the Mexican Republic. It includes small contiguous parts of the State of Mexico, in the northeastern corner, and of the State of Guerrero...
A field method of spectrographic analysis for use in geochemical exploration work
Uteana Oda, A.T. Myers, E.F. Cooley
1959, Open-File Report 59-91
The method to be described is a modification of an earlier method of semiquantitative procedure. Through its use 34 elements can be determined simultaneously in one sample, which may be a rock, soil, mineral, or an ore. For many of these elements concentration ranges from one to ten thousand parts...
Geology of the upper Killik-Itkillik region, Alaska
William Wallace Patton Jr.
1959, Open-File Report 59-92
The upper Killik-Itkillik map area is a 2,500 square mile segment of foothills along the north front of the Brooks Range on the Arctic Slope of Alaska. The rocks exposed in this area include eleven formations of sedimentary rocks, three types of surficial deposits, and one igneous rock unit. The...
Occurrences of alunite, pyrophyllite, and clays in the Cerro La Tiza area, Puerto Rico
Fred Adelbert Hildebrand, Raymond J. Smith
1959, Open-File Report 59-54
A deposit of hydrothermally altered rocks in the Cerro La Tiza area located between the towns of Comerio and Aguas Buenas, approximately 25 kilometers southwest of San Juan, Puerto Rico, was mapped and studied to determine the principal minerals, their extent distribution and origin, and the possibility of their economic...