Slideshow - Building a Magnetic View of Alaska

Slideshow - Building a Magnetic View of Alaska

This report, based on a talk given by Rick Saltus at the U.S. Geological Survey, Denver, on 29 April 1999, is about our work to edit, document, distribute, and interpret about a million line-kilometers of aeromagnetic data in Alaska. The images are from a series of talks, reports, and maps created between 1992 and 1999. Follow the links below to reach the different sections of the talk.

1. Introduction to Magnetic Data

2. Alaska Aeromagnetic History

3. Making a Magnetic Quilt

4. Zooming out: Crustal-scale Interpretation

5. Zooming in: Interior Alaska Geophysical Framework

6. Looking Ahead: Live Databases and 3D Interpretive Models

7. References: for further reading

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Acknowledgements: We thank John Meyer, Jr., of the State of Alaska, Division of Oil and Gas, for conceiving and funding the original interior Alaska digital aeromagnetic data compilation. Greg Simmons designed the web version of USGS Open-File Report 97-0520 which served as the prototype format for this report. This report benefited immensely from reviews by Viki Bankey and Vicky Langenheim.

Saltus, R.W., Hill, P.L., Connard, G.G., Hudson, T.L., and Barnett, A., 1999, Building a Magnetic View of Alaska: U.S. Geological Survey Open-File Report 99-0418.