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Lateral Ramps in the Folded Appalachians and in Overthrust Belts Worldwide—A Fundamental Element of Thrust-Belt Architecture
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.
System:
The UNT Digital Library
Geologic, Geochemical, and Isotopic Studies of a Carbonate- and Siliciclastic-Hosted Pb-Zn Deposit at Lion Hill, Vermont
A report about the potential for Irish-type Pb-Zn deposits in a platform rocks of western Vermont; however, at Lion Hill they contain enrichments of Pb, Zn, and Cu rather than a Pb, Zn, and Ag association.
Date:
1995
Creator:
Foley, Nora K.; Clark, Sandra H. B.; Woodruff, Laurel G. & Mosier, Elwin L.
System:
The UNT Digital Library
Geochemistry, Mineralogy, and Geochronology of the U.S. Virgin Islands
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.
System:
The UNT Digital Library
Geologic Studies in Alaska by the U.S. Geological Survey, 1990
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.
System:
The UNT Digital Library
Geochemical, Biogeochemical, and Sedimentological Studies of the Green River Formation, Wyoming, Utah, and Colorado
A report about new geochemical, biogeochemical, and sedimentological data gathered from the depositional basins of the Green River Formation.
Date:
1991
Creator:
Tuttle, Michele L.
System:
The UNT Digital Library