2014 GSA Annual Meeting in Vancouver, British Columbia (19–22 October 2014)

Session No. 277
Wednesday, 22 October 2014: 8:00 AM-12:00 PM
302/303 (Vancouver Convention Centre-West)

T91. New Insights on Porphyry Cu-Mo-Au Deposit Genesis, Fertility, and Exploration

Society of Economic Geologists; Geochemical Society; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

 

Stephen Michael Rowins, Craig J.R. Hart and Ross Sherlock, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
277-1
8:05 AM
GOLDEN OLDIES: ASPECTS OF ANCIENT (PRE-MESOZOIC) CU-AU PORPHYRY SYSTEMS WITH SPECIFIC CANADIAN CORDILLERAN EXAMPLES
WURST, Andrew T., 22033 Boul. Gouin O, Pierrefonds, QC H9K 1C1, Canada
277-2
8:25 AM
GEOLOGIC AND GEOCHEMICAL ASSOCIATION OF ALKALIC AND CALCALKALIC PORPHYRY DEPOSITS OF THE WOODJAM DISTRICT, HORSEFLY BC
RAINBOW, Amelia1, BLACKWELL, Jacqueline1, SHERLOCK, Ross1, DEL REAL, Irene2 and BOUZARI, Farhad3, (1)Gold Fields Canada Exploration, 706-1155 Robson Street, Vancouver, BC V6E 1B5, Canada, (2)Mineral Deposit Research Unit, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, (3)Mineral Deposit Research Unit, University of British Columbia, 2020 - 2207 Main Mall, Vancouver, BC V6T 1Z4, Canada
277-3
8:40 AM
THE WESTERN (ANCESTRAL) CASCADES MAGMATIC ARC ON VANCOUVER ISLAND? A NEWLY RECOGNIZED AND UNDEREXPLORED LATE EOCENE PORPHYRY CU-MO-AU EVENT
ROWINS, Stephen Michael1, SMITH, Colin M.2, SMITHSON, David M.3, CANIL, Dante2, FRIEDMAN, Richard M.4 and MORTENSEN, James K.5, (1)British Columbia Geological Survey, British Columbia Ministry of Energy and Mines, 5th Floor, 1810 Blanshard Street, PO Box 9333 STN PROV GOVT, Victoria, BC V8W 9N3, Canada, (2)School of Earth and Ocean Sciences, University of Victoria, 3800 Finnerty Road, Victoria, BC V8W3V6, Canada, (3)Department of Earth, Ocean, and Atmospheric Sciences, The University of British Columbia, 2020-2207 Main Mall, Vancouver, BC V6T1Z4, Canada, (4)Pacific Centre for Isotopic and Geochemical Research, Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, (5)Department of Earth, Ocean and Atmosphberic Sciences, Univ of British Columbia, 2020 - 2207 Main Mall, Vancouver, BC V6T 1Z4, Canada
277-4
8:55 AM
PORPHYRY COPPER OREBODY FORMATION:  STRIKE-SLIP FAULTING AND THROTTLING CUPOLAS
CLOOS, Mark, Geological Sciences, University of Texas at Austin, Austin, TX 78712 and SAPIIE, Benyamin, Departmen Teknik Geologi, Institut Teknologi Bandung, Jl. Ganesa 10, Bandung, 40132, Indonesia
 
9:10 AM
Break
277-5
9:25 AM
MASS TRANSFER OF SULFUR AND CHALCOPHILE METALS DURING MAGMA MIXING: IMPLICATIONS FOR PORPHYRY ORE DEPOSITS
SIMON, Adam, Earth & Environmental Sciences, University of Michigan, 1100 N. University Ave, Ann Arbor, MI 48103, FIEGE, Adrian, Earth & Environmental Sciences, University of Michigan, 1100 N. University Ave, Ann, MI 48103 and RUPRECHT, Philipp, Ldeo, Columbia University, Palisades, NY 10964
277-6
9:45 AM
PORPHYRY COPPER DEPOSIT FORMATION BY GAS-BRINE REACTION IN VOLCANIC ARCS
BLUNDY, Jon1, SPARKS, R.S.J.2, MAVROGENES, John A.3, TATTITCH, Brian1 and GILMER, Amy K.2, (1)Earth Sciences, University of Bristol, Bristol, BS8 1RJ, United Kingdom, (2)School of Earth Sciences, University of Bristol, Wills Memorial Building, Queens Road, Bristol, BS8 1RJ, United Kingdom, (3)Geology Department and Reserch School of Earth Sciences, The Australian National Univ, ACT, Canberra, 0200, Australia
277-7
10:00 AM
MASS SPECTROMETRIC AND QUANTUM CHEMICAL STUDIES OF HYDRATED GOLD-COPPER CLUSTERS: IMPLICATIONS FOR AU AND CU TRANSPORT IN LOW DENSITY CRUSTAL FLUIDS
LEMKE, Kono H., Department of Earth Sciences, University of Hong Kong, James H Lee Science Bldg., Room 408, Pokfulam Road, Hong Kong, 000000, Hong Kong
277-8
10:15 AM
FLUID INCLUSIONS, COLOR CATHODOLUMINESCENCE, AND TRACE ELEMENTS OF QUARTZ-BEARING VEINS FROM THE DABAOSHAN POLYMETALLIC DEPOSIT, SOUTH CHINA
MAO, Wei1, LI, Xiaofeng1 and RUSK, Brian2, (1)State Key Laboratory of Ore Deposit Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, 46 Guanshui Road, Nanming District, Guiyang, 550002, China, (2)Geology Department, Western Washington University, 516 High St. MS 9080, Bellingham, WA 98225
Handouts
  • Wei Mao-Dabaoshan.pptx (35.6 MB)
    •  
    10:30 AM
    Break
    277-9
    10:45 AM
    PORPHYRY INDICATOR MINERALS AND GEOCHEMISTRY OF SUBGLACIAL TILLS OF THE CANADIAN CORDILLERA
    FERBEY, Travis1, PLOUFFE, Alain2, HASHMI, Sarah3 and WARD, Brent C.3, (1)British Columbia Geological Survey, 1810 Blanshard Street, Victoria, BC V8T 4J1, (2)Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, (3)Department of Earth Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada
    277-10
    11:00 AM
    USING SURFICIAL GEOCHEMISTRY AND BOXWORK STRUCTURES OF GOSSANS AS A TOOL FOR MINERAL EXPLORATION: A PILOT STUDY IN UTAH
    LAWRENCE, Andrew C., SUTTERFIELD, David R., ARNOFF, Michael J., FLETCHER, Andrew W., MATHESON, Ephram C., KERSWELL, Buchanan, NATTER, Daniel H., FELLOWS, Steven A. and EMERMAN, Steven H., Department of Earth Science, Utah Valley University, 800 West University Parkway, Orem, UT 84058
    Handouts
  • Lawrence GSA Gossan Presentation 2014_SF_Update_smaller.pptx (42.9 MB)
    • 277-11
    11:15 AM
    GEOPHYSICAL SURVEY OF GOSSANS IN THE EASTERN UINTA MOUNTAINS, UTAH
    MATHESON, Ephram C., SUTTERFIELD, David R., NATTER, Daniel H., FLETCHER, Andrew W., ARNOFF, Michael J., LAWRENCE, Andrew C., EMERMAN, Steven H. and FELLOWS, Steven A., Department of Earth Science, Utah Valley University, 800 West University Parkway, Orem, UT 84058
    277-12
    11:30 AM
    A ROCK PHYSICAL PROPERTIES PROXY FOR MINERALIZATION AT SIX PORPHYRY DEPOSITS IN BRITISH COLUMBIA, CANADA
    ENKIN, Randolph J., Paleomagnetism, Geological Survey of Canada - Pacific, 9860 West Saanich Road, POB 6000, Sidney, BC V8L 4B2, Canada, MITCHINSON, Dianne E., Mira Geoscience Ltd, #512B - 409 Granville Street, Vancouver, BC V6C 1T2, Canada and HART, Craig J.R., Mineral Deposit Research Unit, University of British Columbia, 2020 - 2207 Main Mall, Vancouver, BC V6T 1Z4, Canada
    277-13
    11:45 AM
    AMPHIBOLE DOMINANT AU-CU SKARN AT THE PEAK DEPOSIT, EASTERN INTERIOR, ALASKA: DISTAL SKARN RELATED TO HIGH-CL HYDROTHERMAL SYSTEM
    ILLIG, P.E., Department of Geoscience, University of Alaska Fairbanks, 900 Yukon Drive, Fairbanks, AK 99775
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