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2005 Geochemistry Seminars


Date Location Title and Speaker
January 4, 2005 Clark 237 No Seminar
January 11, 2005 Clark 237 "Volatile abundances in Samoan glasses and implications for the distribution of water in the mantle."
Rhea Workman, WHOI
January 18, 2005
Clark 237 "Cation diffusion in mantle olivine: The importance of microstructure"
Glenn Gaetani, WHOI
January 25, 2005 Clark 237 "Melting, dehydration and off-axis plume-ridge interaction"
Paul Hall, URI
February 1, 2005 Clark 237

"Probing an Active Hydrothermal System: Microbeam Analyses of Anhydrite"
Paul Craddock

February 8, 2005 Clark 237 "Recycled oceanic crust in the Hawaiian plume: evidence from geochemical variations within the Koolau Volcano".
Shichun Huang, MIT
February 15, 2005 Clark 237 "Comparison of Th, Sr, Nd and Pb isotopes in oceanic basalts: Implications for mantle heterogeneity and magma genesis."
Ken Sims
February 22, 2005 Clark 237 "TBA"
Jason Phipps-Morgan
March 1, 2005 Clark 237 "TBA"
Matt Jackson
March 8, 2005 Clark 237 "Mantle melting at the Gakkel and other ridges"
Henry Dick
March 15, 2005 Clark 237 "Lithium isotopes in the Tonga subduction system"
Martin Rossner
March 22, 2005 Clark 237 Canceled
March 29, 2005 Clark 237 "Collision in the Asteroid Belt seen in He and Os isotope records of late Eocene marine sediments"
Bernhard Peucker-Ehrenbrink
April 5, 2005 Clark 237 Contrasting styles of platinum group elements enrichment in different mantle environment
Jurek Blusztajn
April 12, 2005 Clark 237 "A general inversion for end-member ratios in binary mixing systems"
Rob Reves-Sohn, WHOI
April 19, 2005 Clark 237 Canceled
April 26, 2005 Clark 237 "Origins of the radiogenic Os isotopic compositions of mid-oceanic ridge basalts".
Stephane Escrig, Harvard
May 3, 2005 Clark 237 Canceled
May 10, 2005 Clark 237 "Producing U-series disequilibria on an ultraslow-spreading Mid-Ocean Ridge"
Jeff Standish, WHOI
May 17, 2005 Clark 237 "TBA"
May 24, 2005 Clark 237 "TBA"
May 31, 2005 Clark 237 "TBA"
June 7, 2005 Clark 237 "The geochemical evolution of volcanics arcs and beyond"
Susanne Straub, Harvard
June 14, 2005 Clark 237 "Mantle lead Paradoxes: The Sulfide Solution"
Stan Hart, WHOI
June 21, 2005 Clark 237 "Measurement of platinum group elements and osmium isotopes in volcanic emissions: sniffing for clues to the dinosaurs demise"
Ken Sims, WHOI
June 28, 2005 Clark 237 "Canceled"
July 5, 2005 Clark 237 "Canceled"
July 12, 2005 Clark 237 "TBA"
July 19, 2005 Clark 237 "High Rhenium and Molybdenum Concentrations in the Mississippi River: A Progress Report"
Bernhard Peucker-Ehrenbrink
July 26, 2005 Clark 237 "Canceled"
August 2, 2005 Clark 237 "Canceled"
August 9, 2005 Clark 237 "An experimental look at high temperature iron isotope fractionation in the iron-iron sulfide system"
Janelle Homburg, Rice University
August 16, 2005 Clark 237 The origins of enriched and depleted mantle reservoirs.
Charles Langmuir, Harvard University
August 23, 2005 Clark 237 "The stability of arc lower crust: Insights from the Talkeetna Arc section, south-central Alaska and the seismic structure of modern arcs."
Mark Behn, WHOI
August 30, 2005 Clark 237 "Tracing nitrogen in geothermal volatile emissions from the Nicaraguan volcanic front"
Lynne Elkins
September 6, 2005 Clark 237 No Seminar
September 13, 2005 Clark 237 "TBA"
September 20, 2005 Clark 237 "U-series disequilibria at Cotopaxi volcano, Ecuador"
Jennifer Garrison, University of Iowa
September 27, 2005 Clark 237 "Preliminary constraints on black-shale weathering from
238 uranium-series"
Christian, Miller
October 4, 2005 Clark 237 "Hafnium systematics of the Mariana arc: Evidence for sediment melt and residual phases"
Darren Tollstrup,University California, Santa Cruz
October 11, 2005 Clark 237 "Using Chemistry of Coccoliths to Probe the Marine Carbon Cycle, Past and Present"
Heather Stoll, Williams College
October 18, 2005 Clark 237 "Development of Germanium stable isotopes as new geochemical tracers in marine environments"
Olivier Rouxel
October 25, 2005 Clark 237 "Osmium isotopic systematics of DMM mantle -an overview"
Jurek Blusztajn
November 1, 2005 Clark 237 Canceled
November 8, 2005 Clark 237 "Reconstructing ocean temperature from coral Sr/Ca: an example from the Little Ice Age"
Anne Cohen, WHOI
November 15, 2005 Clark 237 "Oxygen isotope studies of the petrogenesis of Hawaiian lavas."
Zhengrong Wang
November 22, 2005 Clark 237 "Melt inclusions and the chemical structure of the Hawaiian plume."
Nobu Shimizu
November 29, 2005 Clark 237 "Lower crustal accretion in the Annieopsquotch ophiolite, Newfoundland"
Johan Lissenberg
December 6, 2005 Clark 237 AGU
December 13, 2005 Clark 237 "A genetic approach to mantle taxonomy reveals the chemical structure of the Samoan plume"
Matt Jackson
December 20, 2005 Clark 237 no seminar
December 27, 2005 Clark 237 no seminar
 

Last updated: February 11, 2007