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Archive – March 2013

Some 20 years after its conviction in slaying of the dinosaurs, the Chicxulub impact crater is facing a retrial by a growing number of geologists who think the mass extinction event 65 million years ago was caused by something much larger. The latest debate over the ultimate reason for the mass extinction is occurring this week at the Natural History Museum in London. Researchers from around the world, including GEO Prof. Gerta Keller, are meeting there for the International Conference.
Riverside Elementary School students were treated to an in-class presentation by Sven Kranz, a postdoctoral researcher working with The Trace Metal Group at Princeton University.
Ever year the University awards its employees for achieving significant service milestones. The awards are granted during the Service Recognition Luncheon hosted by Human Resources normally in the spring. This year, the University and the Department of Geosciences congratulates Eva Groves and Robert Koenigsmark for their tenth anniversaries, and George Rose for reaching his 35th year milestone!
The Department of Geosciences and Princeton University congratulate Kuan Huang on successfully defending his Ph.D. thesis on March 8, 2013.
Winter is drawing to a close in Princeton, so we thought a touch of green would be appropriate. This month’s specimen is a marvelous sample of malachite (copper carbonate, Cu2(CO3)(OH)2.)