Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Results

164590 results.

Alternate formats: RIS file of the first 3000 search results  |  Download all results as CSV | TSV | Excel  |  RSS feed based on this search  |  JSON version of this page of results

Page 6204, results 155076 - 155100

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Zinc and lead deposits of the Sinsinawa River area, Grant County, Wisconsin
John W. Allingham, Arthur E. Flint, Allen F. Agnew
1955, Miscellaneous Field Studies Map 40
A broad geologic study of the structure and ore deposits of the Wisconsin-Illinois-Iowa zinc-lead district (fig. 1) was begun by the U.S. Geological Survey in 1942.  The main object of the present program is to delineate the areas favorable to future exploration for zinc-lead ore deposits.  As part of the...
Geology and zinc-lead deposits in the Couler Valley area, Dubuque County, Iowa
C. Erwin Brown, L.G. Collins, Percy Crosby
1955, Miscellaneous Field Studies Map 42
Geologic investigations were begun in the Iowa portion of the Wisconsin-Illinois-Iowa zinc-lead district to appraise its potentialities: (1) for zinc ore in strata that elsewhere in the mining district contain large zinc ore bodies and (2) for lead and zinc deposits of the type that were mined extensively in Dubuque...
Geology and zinc-lead deposits in the Durango area, Dubuque County, Iowa
Arthur E. Flint, C. Erwin Brown
1955, Miscellaneous Field Studies Map 33
Geologic investigations were begun in Iowa to appraise; (1) the possible occurrence of zinc ore in strata that elsewhere in the Upper Mississippi Valley zinc-lead district have been the principal sites of zinc concentration; and (2) lead ore of the type known as "crevice deposits," which were mined so extensively...
The Garm-Lamoreaux mine, Lemhi County, Idaho
Frank Clarkson Armstrong, Paul L. Weis
1955, Open-File Report 55-2
The Garm-Lamoreaux property, Lemhi County, Idaho is known to have uranite and zippsite on two of its dumps. The property has been explored by five adits, two of which are now caved, and one of which is partly caved. The country rock is schistose micaceous quartzite and argillaceous quartzite of...
Preliminary geologic map and structure sections of the Shaktolik River area, Alaska
William W. Patton Jr., Robert S. Bickel
1955, Open-File Report 55-134
The U.S. Geological Survey began stratigraphic and structural studies in the southern half of the Koyukuk Cretaceous basin in 1954. During June 1954, the Shaktolik River was traversed by boat from near the confluence of Brass Pan Creek to Norton Sound. All cutback exposures along the river were examined and,...
Notes on a coal deposit on the Beluga River, Alaska
Farrell F. Barnes
1955, Open-File Report 55-5
This report is based on a brief examination of a locality on the Beluga River, about 50 miles west of Anchorage, Alaska (fig. 1), that had been reported to contain a coal bed of exceptional thickness and quality, possibly suitable for large-scale strip mining. I visited the locality on August...