T47 Geochemical and Petrologic Forensics in the study of Earth’s Magmatism: A Tribute to the Distinguished Career of Jon Davidson (1959–2016)

Sunday, 22 October 2017
1:30 PM - 5:30 PM
Skagit 2

Presentations

• 1:45 PM
  GEOCHEMISTRY OF LAVAS FROM SUMACO VOLCANO; A STEP TOWARD RESOLVING THE SLAB-MELTING DEBATE IN ECUADOR
  Jennifer M. Garrison, CSU Los Angeles, Los Angeles, CA and Kenneth W.W. Sims, University of Wyoming, Laramie, WY and Gene Yogodzinski, University of South Carolina, Columbia, SC and Minard L. Hall, Instituto Geofísico, Quito and Patricia A. Mothes, Instituto Geofísico, Quito and Mike Sandiford, University of Melbourne, Melbourne
  308252 (Technical Sessions)
• 2:05 PM
  THE NEAR-UBIQUITY OF OPEN-SYSTEM MAGMATIC PROCESSES
  Michael A. Dungan, University of Oregon, Eugene, OR
  306052 (Technical Sessions)
• 2:25 PM
  THE DEVELOPMENT OF COMPONENTRY ISOTOPIC MICROSAMPLING: THE DAVIDSON YEARS
  Frank Tepley, Oregon State University, Corvallis, OR
  304406 (Technical Sessions)
• 2:45 PM
  A MODEL FOR THE HIGH-TEMPERATURE ORIGIN AND PARADOXICAL DISTRIBUTION OF PEGMATITES IN MAFIC PLUTONS, SMARTVILLE COMPLEX, CALIFORNIA
  James S. Beard, Virginia Museum of Natural History, Martinsville, VA and Sean Ross Scott, University of Wyoming, Laramie, WY
  303008 (Technical Sessions)
• 3:00 PM
  TRACKING STAGES OF MAGMATIC EVOLUTION BY COMPARISON OF TRACE ELEMENTS AND ISOTOPES IN DIFFERENT MINERAL POPULATIONS IN THE TUOLUMNE INTRUSIVE COMPLEX
  Vali Memeti, California State University Fullerton, Fullerton, CA and Louis Oppenheim, California State University Fullerton, Fullerton, CA and Kevin Werts, Texas Tech University, Lubbock, TX and Dustin Williams, California State University Fullerton, Fullerton, CA and Calvin G. Barnes, Texas Tech University, Lubbock, TX and Scott Paterson, University of Southern California, Los Angeles, CA and Melanie Barnes, Texas Tech University, Lubbock, TX
  303551 (Technical Sessions)
• 4:00 PM
  URANIUM-SERIES DATING OF ZIRCONS FROM MULTIPLE ERUPTIONS OF THE CHANGBAI VOLCANO, CHINA/NORTH KOREA BORDER
  Haibo Zou, Auburn University, Auburn, AL and Qi-Cheng Fan, Institute of Geology, Chinese Earthquake Administration, Beijing and Hongfu Zhang, Institute of Geology and Geophysics, Beijing and Axel K. Schmitt, University of California, Los Angeles, CA
  308328 (Technical Sessions)
• 4:15 PM
  EXCESS VOLATILES AT COPAHUE VOLCANO, ARGENTINA
  Johan C. Varekamp, Wesleyan University, Middletown, CT and Lauren M. Camfield, Wesleyan University, Middletown, CT
  306811 (Technical Sessions)
• 4:30 PM
  COMPLEX MAGMA MIXING IN THE LOWER CRUST RECORDED BY MAJOR AND TRACE ELEMENT ZONING IN HIGH-PRESSURE AMPHIBOLE: KLAMATH MOUNTAIN PROVINCE, NORTHERN CALIFORNIA
  Calvin G. Barnes, Texas Tech University, Lubbock, TX and Kevin Werts, Texas Tech University, Lubbock, TX and Melanie Barnes, Texas Tech University, Lubbock, TX
  296615 (Technical Sessions)
• 4:55 PM
  THE MEANING OF CHEMICAL ZONING IN OLIVINE: PERSPECTIVES FROM CRYSTALLIZATION EXPERIMENTS
  Thomas Shea, University of Hawaii at Manoa, Honolulu, HI
  302387 (Technical Sessions)