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T38. Subduction-Related Mantle Preparation and Subsequent Magmatism and Ore Genesis

Session No. 213
Wednesday, 7 November 2012: 8:00 AM-12:00 PM
201AB (Charlotte Convention Center)

T38. Subduction-Related Mantle Preparation and Subsequent Magmatism and Ore Genesis

Society of Economic Geologists

 

James A. Saunders, Jeremy P. Richards and Matthew Brueseke, Advocates
Paper #
Start Time
1
8:00 AM
SUBDUCTION-MODIFIED LITHOSPHERE AS A SOURCE FOR POST-SUBDUCTION MAGMATIC-HYDROTHERMAL ORE DEPOSITS (Invited Presentation)
RICHARDS, Jeremy P., Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Science Building, Edmonton, AB T6G 2E3, Canada, Jeremy.Richards@ualberta.ca, Jeremy.Richards@ualberta.ca
2
8:20 AM
SUBDUCTION RELATED VOLATILITY OF METAL(LOID)S, FERTILE LITHOSPHERE, AND THE IMPLICATIONS FOR MID-MIOCENE EPITHERMAL AU-AG DEPOSITS IN THE WESTERN UNITED STATES (Invited Presentation)
BRUESEKE, Matthew E., Department of Geology, Kansas State University, Manhattan, KS 66506, SAUNDERS, James A., Department of Geosciences, Auburn University, 210 Petrie Hall, Auburn, AL 36849, KAMENOV, George D., Department of Geological Sciences, University of Florida, Gainesville, FL 32611 and HAMES, Willis E., Department of Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849, brueseke@ksu.edu, brueseke@ksu.edu
3
8:40 AM
NEW PB- AND CU-ISOTOPE DATA SUPPORTING A DEEP ORIGIN OF METALLIC NANOPARTICLES IN BONANZA EPITHERMAL ORES OF THE NORTHERN GREAT BASIN, NEVADA-IDAHO (Invited Presentation)
SAUNDERS, James, Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849, MATHUR, Ryan, Department of Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652, KAMENOV, George D., Department of Geological Sciences, University of Florida, 241 Williamson Hall, PO Box 112120, Gainesville, FL 32611, BRUESEKE, M., Department of Geology, Kansas State Univ, 108 Thompson Hall, Manhattan, KS 66506 and HAMES, Willis E., Department of Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849, saundja@auburn.edu, saundja@auburn.edu
4
9:00 AM
SUBDUCTION AND COLLISIONAL TECTONISM: IMPLICATIONS FOR MAGMA GENESIS AND PORPHYRY COPPER-GOLD-MOLYBDENUM MINERALIZATION
CLOOS, Mark, Department of Geological Sciences, University of Texas at Austin, Jackson School of Geosciences 1 University Station C9000, Austin, TX 78712, cloos@mail.utexas.edu, cloos@mail.utexas.edu
5
9:15 AM
GEOCHEMICAL AND SEISMIC EVIDENCE FOR CRUST REMOVED BY FOREARC SUBDUCTION EROSION ENTERING THE MANTLE WEDGE AND ARC MAGMA SOURCE
KAY, Suzanne Mahlburg1, MPODOZIS, Constantino2 and MULCAHY, Patrick1, (1)EAS, Cornell University, Ithaca, NY 14853, (2)Antofagasta Minerals, Apoquindo 4001, Santiago, none, Chile, smk16@cornell.edu, smk16@cornell.edu
6
9:30 AM
SUBDUCTION-MODIFIED LITHOSPHERE AS A SOURCE FOR A SPECTRUM OF DISTAL- TO POST-SUBDUCTION MAGMATIC-HYDROTHERMAL CU-AU-MO-FE DEPOSITS: PORPHYRIES TO IOCGS
MUMIN, Hamid, Geology, Brandon University, 270-18th Street, Brandon, MB R7A 6A9, Canada and RICHARDS, Jeremy P., Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Science Building, Edmonton, AB T6G 2E3, Canada, MUMIN@BrandonU.CA, MUMIN@BrandonU.CA
 
9:45 AM
Break
7
10:00 AM
BACK-ARC SETTING FOR THE MIDDLE EOCENE ÇöPLER PORPHYRY/EPITHERMAL GOLD DEPOSIT, TURKEY
IMER, Ali, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, RICHARDS, Jeremy P., Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Science Building, Edmonton, AB T6G 2E3, Canada and CREASER, Robert A., Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2R3, Canada, imer@ualberta.ca, imer@ualberta.ca
8
10:15 AM
INCREASED MAGMATIC WATER CONTENT THE KEY TO PORPHYRY CU±MO±AU FORMATION IN THE GANGDESE BELT, TIBET
WANG, Rui1, RICHARDS, Jeremy P.2, HOU, Zengqian3, YANG, Zhiming3 and DUFRANE, S. Andrew2, (1)Earth and Atmospheric Sciences, University of Alberta, 2004-8210,111STNW, Edmonton, AB T6G2C7, Canada, (2)Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Science Building, Edmonton, AB T6G 2E3, Canada, (3)Geology, Institute of Geology, Chinese Academy of Geological Sciences, Baiwanzhuang Street, Beijing, 100037, China, raypku@gmail.com, raypku@gmail.com
9
10:30 AM
GEOCHEMICAL CONSTRAINTS ON THE CONCENTRATIONS OF PLATINUM GROUP ELEMENTS IN URAL-ALASKAN TYPE COMPLEXES
THAKURTA, Joyashish, Department of Geosciences, Western Michigan University, 1123 Rood Hall, Western Michigan University, Kalamazoo, MI 49008, RIPLEY, Edward M., Department of Geological Sciences, Indiana Univ, 1001 East 10th St, Bloomington, IN 47405, LI, Chusi, Department of Geological Sciences, Indiana University, Bloomington, IN 47405 and STIFTER, Eric C., Department of Geological Sciences, Indiana University, 1001 East 10th St, Bloomington, IN 47405, jthakurta@gmail.com, jthakurta@gmail.com
Handouts
  • Thakurta_GSA2012.pdf (4.6 MB)
    • 10
    10:45 AM
    THE SULFIDE CHALLENGE: MODELING CHALCOPHILE ELEMENTS IN INTERMEDIATE ARC MAGMAS
    MENGASON, Michael J., Division of Mathematics, Science and Engineering, Northern Virginia Community College, 8333 Little River Turnpike, Annandale, VA 22003, PICCOLI, Philip M., Department of Geology, University of Maryland, College Park, College Park, MD 20742 and CANDELA, Philip A., Department of Geology - LMDR, University of Maryland, College Park, MD 20742, mmengason@nvcc.edu, mmengason@nvcc.edu
    11
    11:00 AM
    MAGMAS FROM EL TENIENTE CU-MO DEPOSIT (34ºS, CENTRAL CHILE): THE FINAL STAGES OF AN EVOLVING SOURCE THROUGH CENOZOIC CONSTRUCTION OF THE MODERN ANDEAN OROGEN
    MUÑOZ, Marcia1, CHARRIER, Reynaldo1 and FANNING, C. Mark2, (1)Departamento de Geología & Advanced Mining Technology Center (AMTC), F.C.F.M, Universidad de Chile, Plaza Ercilla 803, casilla 13518, correo 21, Santiago, 8370450, Chile, (2)Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia, marmunoz@ing.uchile.cl, marmunoz@ing.uchile.cl
    12
    11:15 AM
    TIMING OF MINERALIZATION IN EPITHERMAL AU-AG DEPOSITS IN RELATION TO MAGMATISM ALONG THE TRACK OF THE MIOCENE YELLOWSTONE HOTSPOT
    ASETO, Collins O.1, HAMES, W.1, SAUNDERS, J.A.1 and BRUESEKE, M.2, (1)Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849-5305, (2)Department of Geology, Kansas State Univ, 108 Thompson Hall, Manhattan, KS 66506, coa0002@auburn.edu, coa0002@auburn.edu
    13
    11:30 AM
    CARBON DIOXIDE OF PETIT-SPOT SUBMARINE VOLCANOES OFF JAPAN AND CHILE TRENCHES
    HIRANO, Naoto, Center for Northeast Asian Studies, Tohoku University, Kawauchi 41, Aoba-ku, Sendai, 980-8576, Japan, nhirano@m.tohoku.ac.jp, nhirano@m.tohoku.ac.jp
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