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October 31, 2003
Susan Beasy Latto, Director of Public Relations (218) 726-8830
Penelope Morton, Associate Professor and Head of Department of Geological Sciences (218) 726-7962
Ann Cairns, GSA Director of Communications, Marketing, and Sales (303) 357-1056

Ten UMD Faculty Members Selected to Make Presentations at
Geological Society of America Convention
November 2-5

Ten University of Minnesota Duluth (UMD) faculty members have been selected to make presentions at the 115th annual meeting of the Geological Society of America (GSA). The convention will be held November 2-5 at the Washington State Convention and Trade Center in Seattle. It will be the largest annual meeting in GSA history, with approximately 7,200 geoscientists expected to attend.

Below is a listing of UMD presenters and their topics:

Teaching/Research Assistant Gregory D. Joslin and Adjunct Assistant Professor James D. Miller presenting "Stratiform Pd-Pt-Au Mineralization in the Sonju Lake Intrusion, Minnesota".

Assistant Professor John Swenson presenting "Clinoform Response to Sea Level: Phase Relations Between Shoreline and Rollover, Development of Compound Clinoforms, and the Timing of Margin Progradation".

Associate Professor Erik T. Brown and Professor Thomas C. Johnson presenting "The Lake Malawi Climate Record: Links to South America".

Professor Thomas C. Johnson and Lindsay Powers (Large Lakes Observatory) presenting "Changes in Inferred Primary Productivity From Recent Sediments from Lake Malawi, East Africa".

Assistant Professor Timothy Demko presenting "Sequence Stratigraphy of a Fluvial-Lacustrine Succession in the Triassic Lower Chinle Formation, Central Utah, USA".

Associate Professor John W. Goodge presenting "Plate-Margin Reactivation of Ancient Cratonic Shields".

Professor Vicki Hansen presenting "In Situ Partial Melting and Crustal Differentiation on Venus: Evidence of Global Scale Metamorphism?".

Associate Professor Howard Moors and Graduate Student Phillip Larson presenting "Holocene Drainage Evolution of the Mississippi Headwaters, Minnesota: Implications for Mid-Holocene Eolian Activity in the North American Midcontinent".

Undergraduate Student Erik L. Gulbranson and others presenting "Non-Marine to Marginal-Marine Transgressive Sequence of the Cretaceous Dakota Formation in Northeast Utah".

For more information about the GSA, please see

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