Paleomagnetic and 40Ar/39Ar Results from the
Grant Intrusive Breccia and Comparison to the
Permian Downeys Bluff SillEvidence for
Permian Igneous Activity at Hicks Dome,
Southern Illinois Basin
By Richard L. Reynolds, Martin B. Goldhaber, and Lawrence W. Snee
Evolution of Sedimentary BasinsIllinois Basin
U.S. Geological Survey Bulletin 2094-G
This report is stored in Portable Document Format.
Adobe Acrobat Reader 3.0TM is required to view it.
If you already have Acrobat Reader 3.0 installed on your computer,
click here to access report text (500 kb).
If you wish to download Acrobat Reader 3.0
free of charge, click here.
U.S. Department of the Interior
U.S. Geological Survey
For more information about this report contact: Richard Reynolds
Last updated 15 Dec 2005
Maintained by: Gene Ellis