James A. Walker
Northern Illinois Univ, DeKalb, IL
Activity
2009
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THE GROWTH AND EROSION OF CINDER CONES IN GUATEMALA: MODELS AND STATISTICS
32 Central American Volcanism - A Tribute to Bill Rose (Posters)Friday, 3 April 20091:00 PM - 5:00 PM
2008
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CHANGES IN VOLATILE INPUT FROM THE SUBDUCTING COCOS PLATE ACROSS THE NORTHERN PART OF THE CENTRAL AMERICAN SUBDUCTION ZONE: AN IMPORTANT ROLE FOR SERPENTINE?
16 Volatiles in Magmas: From Source to Surface (Posters)Thursday, 24 April 20081:00 PM - 5:00 PM
2004
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LEATHERWOOD CREEK SHUT-INS, MISSOURI: A MESOPROTEROZOIC LAVA DOME
17 A Geological Potpourri: Tectonics, Petrology, Archaeology, and HistoryFriday, 2 April 20041:00 PM - 5:00 PM
2003
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SYSTEMATIC CHANGES IN U-SERIES ISOTOPES ALONG THE GUATEMALAN VOLCANIC FRONT
169 Tectonics III: Tectonics of the Circum-Pacific Rim in Space and Time: Focus on Alaska, Central and South America, and the Western PacificTuesday, 4 November 20031:30 PM - 5:30 PM
2002
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MAGMATIC WATER CONTENTS ACROSS AN ACTIVE SUBDUCTION ZONE
37 Igneous and Metamorphic PetrologyFriday, 5 April 20028:20 AM - 11:00 AM
2001
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EARLY HISTORY OF THE MIDCONTINENT RIFT AS RECORDED BY THE ALONA BAY LAVAS, ONTARIO
57 Igneous Petrology ITuesday, 6 November 20018:00 AM - 12:00 PM
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TECTONIC INSIGHTS PROVIDED BY MESOPROTEROZOIC MAFIC ROCKS OF THE ST. FRANCOIS MOUNTAINS, SOUTHEASTERN MISSOURI
12 Probing the Precambrian in the Midwest: Reconciling Geological, Geochemical and Geophysical Observations-IIMonday, 23 April 20011:20 PM - 4:40 PM
Date Unknown
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GEOCHEMICAL HISTORY AND MAGMATIC PROCESSES OF THE TELICA VOLCANIC COMPLEX, NICARAGUAN VOLCANIC FRONT
5 T5. Processes, Comparisons and Other Cordilleran Issues I: Seismicity, General Tectonic Processes, and Specific Examples
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BEHIND-THE-FRONT RHYOLITIC VOLCANISM IN SOUTHEASTERN GUATEMALA
143 Mineralogy/Crystallography; Petrology; Volcanology (Posters)