Geological Society of America

8:00 AM

GEO AND THERMOCHRONOLOGICAL EVICENDE FOR THE EMPLACEMENT AND EXHUMATIONAL HISTORY OF THE TWIN LAKES BATHOLITH: IMPLICATIONS FOR THE LARAMIDE OROGENY

Josh Feldman, New Mexico Institute of Mining and technology, Socorro, NM and Matthew T. Heizler, New Mexico Institute of Mining & Technology, Socorro, NM and Shari Kelley, Los Alamos, NM and Karl Karlstrom, University of New Mexico, Albuquerque, NM

161033 (Technical Sessions)

8:15 AM

TITANIQ, CATHODOLUMINESCENCE AND OXYGEN ISOTOPE ANALYSES OF THE ALTA STOCK, UT: GEOCHEMICAL INSIGHTS INTO PLUTON ASSEMBLY

Benjamin W. Johnson, University of Utah, Salt Lake City, UT and John R. Bowman, University of Utah, Salt Lake City, UT and Barbara P. Nash, University of Utah, Salt Lake City, UT and John M. Bartley, University of Utah, Salt Lake City, UT and John W. Valley, University of Wisconsin-Madison, Madison, WI

163135 (Technical Sessions)

8:30 AM

STRUCTURAL SETTING AND SYN-PLUTONIC FAULT KINEMATICS OF A CORDILLERAN CU-AU-(MO) PORPHYRY MINERALIZATION SYSTEM, BINGHAM MINING DISTRICT, OQUIRRH MOUNTAINS, UTAH

J. Grocott, Midland Valley Exploration Ltd, Glasgow, N/A and A. Kloppenburg, Midland Valley Exploration Ltd, Glasgow, N/A and K. Schroeder, Kennecott Utah Copper Company, Bingham Canyon, UT and G. Austin, Kennecott Utah Copper Company, Bingham Canyon, UT and D. Hutchinson, Midland Valley Exploration Ltd, Glasgow, N/A

162332 (Technical Sessions)

8:45 AM

THERMAL-MECHANICAL EVOLUTION OF THE ROOF OF A MID-CRUSTAL TABULAR PLUTON: COUPLED DEFORMATION AND METAMORPHISM, RHEOLOGICAL EVOLUTION, AND CONSTRAINTS ON MAGMA CHAMBER GROWTH

Scott E. Johnson, University of Maine, Orono, ME and Peter O. Koons, University of Maine, Orono, ME and Zhihe Jin, University of Maine, Orono, ME

163614 (Technical Sessions)

9:05 AM

LADDER DIKES IN THE CATHEDRAL PEAK GRANODIORITE: MIGRATING FINGERED DIKES?

John M. Bartley, Univ. of Utah, Salt Lake City, UT and A.F. Glazner, Univ of North Carolina at Chapel Hill, Chapel Hill, NC and D.S. Coleman, University of North Carolina, Chapel Hill, NC and Brian Law, Reno, NV

162554 (Technical Sessions)

9:20 AM

DETAILED FIELD, GEOCHEMICAL AND ISOTOPIC CONSTRAINTS ON THE ASSEMBLY OF THE SENTINEL GRANODIORITE, SIERRA NEVADA BATHOLITH, USA

Thomas Kruijer, VU University Amsterdam, Amsterdam, N/A and Eric C. Fulmer, VU University Amsterdam, Amsterdam, N/A and Jonathan S. Miller, San Jose State University, San Jose, CA and Gareth R. Davies, VU University Amsterdam, Amsterdam

164689 (Technical Sessions)

9:35 AM

AMS REVEALS INCREMENTAL EMPLACEMENT AND FINAL CONSTRUCTION OF THE EJB PLUTON, EASTERN CALIFORNIA

Sven S. Morgan, Central Michigan University, Mt. Pleasant, MI and Richard D. Law, Virginia Polytechnic Institute and State University, Blacksburg, VA and Michel de Saint Blanquat, CNRS/Université Paul-Sabatier, Toulouse, N/A and David J. Matty, National Science Foundation, Arlington, VA

165102 (Technical Sessions)

9:50 AM

DECIPHERING MAGMA CHAMBER PROCESSES IN THE TUOLUMNE INTRUSION AND ITS LOBES USING ELEMENT DISTRIBUTION MAPS OF SINGLE MINERALS

Vali Memeti, Washington University in St. Louis, St. Louis, MO and Joachim Krause, Max Planck Institute for Chemistry Mainz, Mainz, N/A and Scott Paterson, University of Southern California, Los Angeles, CA

166757 (Technical Sessions)

10:20 AM

INCREMENTAL PLUTONIC ASSEMBLY OVER TENS OF MILLIONS OF YEARS? U-PB GEOCHRONOLOGY AND GHOST STRATIGRAPHY IN PEGMATITIC GRANITE, RUBY MOUNTAINS, NEVADA

K.A. Howard, U.S. Geological Survey, Menlo Park, CA and J.L. Wooden, Stanford University, Stanford, CA and Wayne R. Premo, U.S. Geological Survey, Denver, CO and Calvin G. Barnes, Texas Tech University, Lubbock, TX and A.W. Snoke, Univ of Wyoming, Laramie, WY and S.Y. Lee, CTL Group, Skokie, IL

160673 (Technical Sessions)

10:35 AM

GROWTH OF THE SPIRIT MOUNTAIN BATHOLITH (NEVADA, USA) AS REVEALED BY IN SITU HF ISOTOPES IN ZIRCON

Jonathan Miller, San Jose State University, San Jose, CA and B.A. Walker, Oregon State University, Corvallis, OR and C.F. Miller, Vanderbilt University, Nashville, TN and Lily L. Claiborne, Vanderbilt University, Nashville, TN and G.R. Davies, VU University Amsterdam, Amsterdam, N/A and J.L. Wooden, Stanford University, Stanford, CA

166969 (Technical Sessions)

10:50 AM

GROWTH OF PLUTONS BY INCREMENTAL EMPLACEMENT OF SHEETS IN CRYSTAL-RICH HOST: EVIDENCE FROM MIOCENE INTRUSIONS OF THE COLORADO RIVER REGION, NEVADA

Calvin F. Miller, Vanderbilt University, Nashville, TN and David J. Furbish, Vanderbilt University, Nashville, TN and Barry A. Walker, Oregon State University, Corvallis, OR and Lily L. Claiborne, Vanderbilt University, Nashville, TN and Heather A. Bleick, USGS, Anchorage, AK and Christopher Koteas, Norwich UniversityDepartment of Earth and Env. Sciences, Northfield, VT and Jonathan S. Miller, San Jose State University, San Jose, CA

166693 (Technical Sessions)

11:10 AM

MELT TRANSFER AND GNEISS DOME EMPLACEMENT DURING OBLIQUE DILATION

Rory R. McFadden, University of Minnesota, Minneapolis, MN and Christian Teyssier, University of Minnesota, Minneapolis, MN and Christine S. Siddoway, Colorado College, Colorado Springs, CO and Donna L. Whitney, University of Minnesota, Minneapolis, MN and C. Fanning, Australian National University, Canberra, ACT

165416 (Technical Sessions)

11:25 AM

INCREMENTAL PLUTON ASSEMBLY IN THE SCOTTISH LATE CALEDONIAN GRANITES: NEW RESULTS FROM AN INTEGRATED MINERALOGY AND ZIRCON ISOTOPE STUDY

Sarah K. Appleby, Colorado School of Mines, Golden, CO and Colin M. Graham, University of Edinburgh, Edinburgh, N/A and Martin R. Gillespie, British Geological Survey, Edinburgh, N/A and Richard W. Hinton, University of Edinburgh, Edinburgh, N/A and Grahame J.H. Oliver, University of St. Andrews, St. Andrews, N/A and Nigel M. Kelly, Colorado School of Mines, Golden, CO

167158 (Technical Sessions)

11:40 AM

CONSTRAINING THE THICKNESS OF THE CRYSTAL MUSH IN LAYERED MAFIC INTRUSIONS

Marian B. Holness, University of Cambridge, Cambridge, N/A

160986 (Technical Sessions)

T16 Pluton Assembly: Duration, Mechanisms, and Structural Controls

Presentations