Publications
Publications from the staff of the Geology, Minerals, Energy, and Geophysics Science Center
Filter Total Items: 2340
Short papers in the geologic and hydrologic sciences; Articles 1-146
The scientific and economic results of work by the United States Geological Survey during the fiscal year 1961, the 12 months ending June 30, 1961, will be summarized in four volumes of which this is the first. This volume includes 146 short papers on a variety of subjects in the fields of geology, hydrology, and related sciences, prepared by members of the Geologic, Water Resources, and Conservat
Authors
By
Energy and Minerals Mission Area, Water Resources Mission Area, Energy Resources Program, Mineral Resources Program, National Laboratories Program, Science and Decisions Center, Geology, Minerals, Energy, and Geophysics Science Center, Kansas Water Science Center, Oregon Water Science Center, Utah Water Science Center
Geologic reconnaissance of the northern Coast Ranges and Klamath Mountains, California, with a summary of the mineral resources
No abstract available.
Authors
W. P. Irwin
Geologic description along U.S. Highway 299, between Weaverville and Arcata, California
No abstract available.
Authors
W. P. Irwin
Geological Survey research 1960; Short papers in the geological sciences
No abstract available.
Authors
K-feldspar content of Jurassic and Cretaceous graywackes of northern Coast Ranges and Sacramento Valley, California
Graywackes of Late Jurassic to Late Cretaceous age are the predominant rocks in the northern Coast Ranges and the western Sacramento Valley provinces in California. These graywackes are similar in appearance, but their content of K-feldspar, which can be readily estimated after selective staining, differs widely. Study of several hundred specimens indicates that K-feldspar content is helpful in co
Authors
Edgar Herbert Bailey, William Porter Irwin
Geologic observations in the epicentral area of the San Francisco earthquake of March 22, 1957
No abstract available.
Authors
Manuel G. Bonilla
Franciscan group in Coast Ranges and its equivalents in Sacramento Valley, California
The Franciscan group is an assemblage of detrital and chemical sedimentary and volcanic rocks that crops out discontinuously in a structurally complex, northwesterly trending belt along the Coast Ranges of Cahfornia. On the east, along the west side of the Sacramento Valley, a thick section of detrital sedimentary rocks has been subdivided into the Knoxville, Paskenta, and Horsetown forma tions of
Authors
William P. Irwin
Geology, mineral resources, and mineral industry: Appendix
No abstract available.
Authors
W. P. Irwin, D.B. Tatlock, F. Weibelt, G.B. Shea, R.B. Mauerer
Tungsten in southeastern California: Chapter 8
No abstract available.
Authors
P. C. Bateman, W. P. Irwin
Preliminary maps and preliminary reports released by the Geologic Branch and Alaskan Branch between January 1, 1945 and January 1, 1946
This pamplilet contains a complete list of all the preliminary maps and reports issued by the Geologic Branch and the Alaskan Branch of the Geological Survey during the period between January 1, 1945, and January 1, 1946. The listed reports embody the results of some of the work done by Survey geologists on mineral deposits in the United States, Alaska, Brazil, and Liberia. The material was releas
Authors
Wenonah H. Eckstein
Press releases, preliminary maps, and preliminary reports released by the Geologic Branch and Alaskan Branch between January 1, 1938 and January 1, 1945
This pamphlet contains a complete list of all maps and reports issued by the Geologic Branch and Alaskan Branch of the Geological Survey whose release was announced by press notice during the period between January 1, 1938 and January 1, 1945. The Geologic Branch material was compiled by Lois S. Kent, and the Alaskan Branch material by R. P. Kerocher. It is expected that similar lists will be publ
Authors
Lois S. Kent, R.P. Keroher