Henry Bell, W.E. Bales
1955, Bulletin 1009-G
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Publication Extents
Not all publications have extents, not all extents are completely accurateJ.W. Frondel, Michael Fleischer
1955, Bulletin 1009-F
Richard Walter Lemke, Edwin K. Maughan
1955, Open-File Report 55-94
No abstract available. ...
Lawrence C. Craig, and others
1955, Bulletin 1009-E
Three subdivisions of the Jurassic rocks of the Colorado Plateau region are: the Glen Canyon group, mainly eolian and fluvial sedimentary rocks; the San Rafael group, marine and marginal marine sedimentary rocks; and the Morrison formation, fluvial and lacustrine sedimentary rocks. In central and eastern Colorado the Morrison formation has...
Edwin Van Horn Post
1955, Open-File Report 55-141
Roger B. Colton
1955, Open-File Report 55-30
No abstract available. ...
Roy Newcome Jr.
1955, Open-File Report 55-122
John Donald Ryan
1955, Open-File Report 55-155
No abstract available. ...
Garland Bayard Gott
1955, Open-File Report 55-49
M.C. Rabbitt, D.B. Vitaliano, S.T. Vesselowsky, and others
1955, Bulletin 1022-D
Garland Bayard Gott, Edwin Van Horn Post
1955, Open-File Report 55-50
No abstract available. ...
Joseph H. Hartshorn
1955, Open-File Report 55-62
Lincoln R. Page, Mortimer Hay Staatz, and others
1955, Open-File Report 55-128
Joseph H. Hartshorn
1955, Open-File Report 55-60
Water Resources Division, U.S. Geological Survey, J. W. Harshbarger
1955, Open-File Report 55-58
No abstract available. ...
Alfred Geddes Maddren, J.M. Jessup
1955, Open-File Report 55-105
William J. Dempsey
1955, Open-File Report 55-38
R. K. Hose
1955, Bulletin 1027-B
No abstract available....
E. C. Beaumont, Robert Brett O'Sullivan
1955, Coal Map 32
E. C. Beaumont
1955, Coal Map 29
C. H. Marshall
1955, Trace Elements Memorandum 853
No abstract available....
Thomas E. Mullens
1955, Trace Elements Investigations 445
The Red Cliffs area comprises 296 square miles of canyon and plateau country in southwestern San Juan County, Utah. The rocks that crop out in the area are mostly deposits of terrestrial environment and are of Permian, Triassic, Jurassic, and Quaternary ages. The aggregate thickness of these rock is about...
Leonard M. Gard Jr.
1955, Open-File Report 55-46
A geologic study of the site for a relocated segment of State Highway 93 northwest of Denver Colo., was made by by the Engineering Geology Branch of the U.S. Geological Survey as a demonstration of the applicability of geologic mapping to problems of highway construction. The relocated segment provides access...
Robert R. Coats
1955, Trace Elements Investigations 159
A regional study of the distribution of uranium, boron, tin, beryllium, niobium, lanthanum, lead, zirconium, lithium, and fluorine in 112 samples of Cenozoic volcanic rocks of predominately rhyolitic and dacitic composition has shown that the content of uranium has a significantly high positive correlation with that of niobium, beryllium, and...
C. S. Ross
1955, Geological Society of America Bulletin (66) 427-434
Recent studies of rhyolitic and pyroclastic materials, and in particular of welded tuffs and bentonites, show that they occur over wide areas and in volumes which greatly exceed earlier evaluations. Volcanic ash and bentonite occur in the eastern United States where such materials were long unrecognized. In most of the...