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

164882 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 6159, results 153951 - 153975

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Geology of Saipan, Mariana Islands; Part 2, Petrology and soils
R. G. Schmidt, J. H. Johnson, R. J. McCracken
1957, Professional Paper 280-B-D
The rocks that comprise the volcanic formations of Saipan are of two principal types: dacites, which are characteristically glassy, and andesites, which are comparatively crystalline. The dacites consist primarily of silicic glass, oligoclase, and silica minerals (quartz, tridymite, cristobalite, chalcedony, and opal). Minor constituents in these rocks are green hornblende,...
Construction and use of special drawdown scales for use in prediction of water-level changes throughout heavily pumped areas
C.S. Conover, H.O. Reeder
1957, Open-File Report 57-24
Problem and Proposed Method of Solution Frequently the Theis nonequilibrium formula is use din the quantitative analyses that are part of many-ground-water investigations. The computations associated therewith may become quite involved and tedious, especially when dealing with predictions of the decline of water levels throughout large areas in which there are...