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Fall 2013

Thursday, September 12:
 RICHARD GASCHNIG - University of Maryland
"The many (and sometimes lost) arcs of Idaho"

Thursday, September 19:
 ABBY KAVNER - University of California, Los Angeles
"The Electrochemical Earth"

Thursday, September 26:
"An enriched mantle source for the Bushveld Igneous Complex, South Africa: Evidence from Hf in zircon"

Thursday, October 3:
 JOHN W. SHERVAIS  - Utah State University
"Inside the subduction factory: melt depletion and fluid enrichment in the mantle wedge"

Thursday, October 10:
 RYAN MATHUR - Juniata College
"Examples of Fingerprinting Metal Sources in Geologic Materials and Metallic Artifacts with the Use of Copper Isotope Ratios"

Thursday, October 17:
 MICHELLE COOMBS - US Geological Survey, Anchorage, Alaska Area
"Rhyolite magma generation and eruption in the eastern Aleutian arc, Alaska"

Thursday, October 24:
 HORST MARSCHALL - Woods Hole Oceanographic Institution
"The hard-rock isotope geochemistry of boron: obstacles, potential, and recent analytical progress at WHOI"

Thursday, October 31:
 AARON S. BELL - University of New Mexico
"XANES Measurements of Cr Valence in Olivine and their Applications to Planetary Basalts"

Thursday, November 7:
 AKI TAKIGAWA - Carnegie Institution
"Laboratory studies filling a large gap between circumstellar dust and presolar grains"

*Friday, November 8 @ 3 p.m.:
 JISUN PARK - Rutgers University
"Ar age dating of Tissint, Martian Meteorite"

Thursday, November 14:  CANCELED
 TIM GLOTCH - Stony Brook University
"Lunar swirls and space weathering processes on the Moon"

*Friday, November 22 @ 10 a.m.:
 TYRONE O. ROONEY - Michigan State University
"From initiation to termination - the critical role of magma in rift evolution"

Thursday, December 5:
 GILBERT N. HANSON  - Stony Brook University
"How research by earth science teachers, science education students and high school students has influenced the understanding of Long Island Geology"

American Museum of Natural History

Central Park West at 79th Street
New York, NY 10024-5192
Phone: 212-769-5100

Open daily from 10 am-5:45 pm
except on Thanksgiving and Christmas
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