Search Results

Quaternary Stratigraphy and Paleoceanography of the Canada Basin, Western Arctic Ocean

Description: A report about lithologic, paleontologic, and paleomagnetic analyses of sediment cores from Northwind Ridge in the western Canada Basin which provides a stratigraphic framework for interpreting the upper Quaternary paleoceanographic records of the western Arctic Ocean.
Date: 1994
Creator: Poore, Richard Z.; Ishman, Scott E.; Phillips, R. Lawrence & McNeil, David H.
Partner: UNT Libraries Government Documents Department

Geologic Studies in Alaska by the U.S. Geological Survey, 1990

Description: A collection of papers which report on the geologic investigations in Alaska. It represents the broad range of U.S. Geologic Survey research activities carried out in Alaska.
Date: 1992
Creator: Bradley, Dwight C. & Ford, Arthur B.
Partner: UNT Libraries Government Documents Department

Geochemistry, Mineralogy, and Geochronology of the U.S. Virgin Islands

Description: A report about the geochemical and mineralogic study of the U.S. Virgin Islands indicates the presence of a previously undocumented Sn-Pb and precious metals.
Date: 1994
Creator: Alminas, Henry V.; Foord, Eugene E. & Tucker, Robert E.
Partner: UNT Libraries Government Documents Department

Lead Isotopes from the Upper Mississippi Valley District: A Regional Perspective

Description: A report about new lead isotopic data on galena from within and peripheral to the Upper Mississippi Valley which make it possible to trace a pathway traversed by the mineralizing fluids beyond the boundary of the main district.
Date: 1995
Creator: Millen, Timothy M.; Zartman, Robert E. & Heyl, Allen V.
Partner: UNT Libraries Government Documents Department

Lateral Ramps in the Folded Appalachians and in Overthrust Belts Worldwide—A Fundamental Element of Thrust-Belt Architecture

Description: A report about lateral ramps which are zones where décollements change stratigraphic level along a strike. This report suggests that many cross-strike features may be underlain by lateral ramps that serve to transfer décollements from one stratigraphic level to another in the same manner as frontal ramp, but in a direction normal to the strike of the fold belt.
Date: 1998
Creator: Pohn, Howard A.
Partner: UNT Libraries Government Documents Department

The Late Triassic Bivalve Monotis in Accreted Terranes of Alaska

Description: A report about late triassic bivalves of the genus monotis. So far, 14 kinds of Monotis that differ in species or subspecies level can be recognized from Alaska.
Date: 1997
Creator: Silberling, N. J.; Grant-Mackie, J. A. & Nichols, K. M.
Partner: UNT Libraries Government Documents Department