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Page 6926, results 173126 - 173150

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Diatremes and craters attributed to natural explosions
Eugene Merle Shoemaker
1956, Trace Elements Memorandum 1090
Diatremes - volcanic pipes attributed to explosion - and craters have been studied to infer the ultimate causes and physical conditions attending natural explosive processes. Initial piercement of diatremes on the Navajo reservation, Arizona was probably along a fracture propagated by a high-pressure aqueous fluid. Gas rising at high velocity along...
Bentonite deposits in marine Cretaceous formations, Hardin district, Montana and Wyoming
Maxwell M. Knechtel, Sam H. Patterson
1956, Bulletin 1023
The bentonite deposits described in this report, which are roughly and tentatively estimated to include a minable reserve of 110 million short tons of montmorillonitic clay, are shown on a geologic map covering approximately 1,280 square miles, mostly in the Crow Indian Reservation, Big Horn County, Mont., but extending a...
Water levels in observation wells in Nebraska during 1955
C.F. Keech
1956, Open-File Report 56-70
The objective of the dbservation-well program in Nebraska is to provide an evaluation of the status of the ground-water supplies. Many uses for water-.level data are known but not all potential uses can be forseen. Among the important uses are the following:To indicate the status of ground water in storage...
Paleotectonic maps, Jurassic system
Edwin D. McKee, Steven S. Oriel, Vernon E. Swanson, Marjorie E. MacLachlan, James C. MacLachlan, Keith B. Ketner, June Waterman Goldsmith, Ruth Young Bell, Dolores J. Jameson, Ralph W. Imlay
1956, IMAP 175
No abstract available....