Karl, Susan M.


Reconnaissance geologic map of the Duncan Canal/Zarembo Island area, southeastern Alaska

Updated bedrock geologic mapping of the area incorporating a recent airborne geophysical survey, new field work, fossils, radiometric ages, and geochemical signatures. Includes GIS data.

Info
GIS-based identification of areas that have resource potential for critical minerals in six Selected Groups of Deposit Types in Alaska

Alaska has considerable potential for undiscovered mineral resources. This report evaluates potential for undiscovered critical minerals in Alaska. Critical minerals are those for which the United States imports more than half of its total supply and whic

Info
GIS-based identification of areas with mineral resource potential for six selected deposit groups, Bureau of Land Management Central Yukon Planning Area, Alaska

For each deposit group, a map indicates relative density and certainty of favorable data. Tables list datasets used in analysis, parameters queried, their contribution to mineral estimates and allow further user analysis. GIS files enable spatial query.

Info
Geochemical and Sulfur-Isotopic Signatures of Volcanogenic Massive Sulfide Deposits on Prince of Wales Island and Vicinity, Southeastern Alaska

Info
The Early Jurassic Bokan Mountain peralkaline granitic complex (southeastern Alaska): geochemistry, petrogenesis and rare-metal mineralization

The Early Jurassic (ca. 177 Ma) Bokan Mountain granitic complex, located on southern Prince of Wales Island, southernmost Alaska, cross-cuts Paleozoic igneous and metasedimentary rocks of the Alexander terrane of the North American Cordillera and was empl

Info
Geologic map of Alaska

Digital compilation and reinterpretation of published and unpublished geologic mapping of Alaska.

Info
Geologic map of Alaska

Digital compilation and reinterpretation of published and unpublished geologic mapping of Alaska.

Info