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Page 6849, results 171201 - 171225

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Publication Extents

Not all publications have extents, not all extents are completely accurate
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...
The Geology of the Upper Mississippi Valley Zinc-Lead District
Allen V. Heyl Jr., Allen F. Agnew, Erwin J. Lyons, Charles H. Behre Jr., Arthur E. Flint
1959, Professional Paper 309
The upper Mississippi Valley zinc-lead district includes the southwest part of Wisconsin, the northwest corner of Illinois, and a narrow fringe of Iowa extending from Bellevue to McGregor, just west of the Mississippi River. The total area of the district is 4,000 square miles. The entire district is drained by...
Impact mechanics at Meteor Crater, Arizona
Eugene Merle Shoemaker
1959, Open-File Report 59-108
Meteor Crator is a bowl-shaped depression encompassed by a rim composed chiefly of debris stacked in layers of different composition. Original bedrock stratigraphy is preserved, inverted, in the debris. The debris rests on older disturbed strata, which are turned up at moderate to steep angles in the wall of the...
Geological Survey investigations in the U12b.01 tunnel, Nevada Test Site
William H. Diment, V.R. Wilmarth, F. A. McKeown, D.D. Dickey, T. Botinelly, E. N. Hinrichs, C. H. Roach, F. M. Byers, G. A. Izett, G. R. Johnson
1959, Trace Elements Memorandum 998
The U12b.01 tunnel is part of the U12b (Rainier) tunnel system driven northwestward from the east slope of Rainier Mesa (figs. 1 and 2). Geologic and geophysical studies in this tunnel were conducted by the U.S. Geological Survey on behalf of the Albuquerque Operations Office of the Atomic Energy Commission....