Geological Society of America

8:00 AM

APPLICATION OF THE OLIVINE-ORTHOPYROXENE-SPINEL OXYBAROMETER TO CHROME AND PLATINUM ORES OF THE BUSHVELD AND STILLWATER ULTRAMAFIC COMPLEXES

Christopher N. Smith, Univ of Michigan, Ann Arbor, MI and Eric J. Essene, Univ of Michigan, Ann Arbor, MI and Stephen E. Kesler, Univ of Michigan, Ann Arbor, MI

46383 (Technical Sessions)

8:15 AM

MAGMATIC AND HYDROTHERMAL PGE MINERALIZATION OF THE BIRCH LAKE CU-NI-PGE DEPOSIT IN THE SOUTH KAWISHIWI INTRUSION, DULUTH COMPLEX, NORTHEAST MINNESOTA

John C. Marma, Univ of Wisconsin - Madison, Madison, WI and Phil E. Brown, Univ of Wisconsin - Madison, Madison, WI and Steve A. Hauck, Nat Rscs Rsch Institute, Duluth, MN

45299 (Technical Sessions)

8:30 AM

STABLE ISOTOPIC STUDIES OF PGE MINERALIZATION IN THE BIRCH LAKE AREA, SOUTH KAWISHIWI INTRUSION, DULUTH COMPLEX, MN

Paula L. Shafer, Indiana Univ, Bloomington, IN and Edward M. Ripley, Indiana Univ, Bloomington, IN

39257 (Technical Sessions)

8:45 AM

STABLE ISOTOPIC STUDIES OF THE CHROMITE- FE-CU-NI-SULFIDE AND PGE-MINERALIZED ARCHEAN NUASAHI ULTRAMAFIC-MAFIC COMPLEX, ORISSA, INDIA

Sisir K. Mondal, Indiana University, Bloomington, IN and Edward M. Ripley, Indiana University, Bloomington, IN and Chusi Li, Indiana University, Bloomington, IN and Jeffrey Mariga, Indiana University, Bloomington, IN

42285 (Technical Sessions)

9:00 AM

OXYGEN ISOTOPIC STUDIES OF THE ASSIMILATION OF PARAGNEISS XENOLITHS AT THE VOISEY’S BAY CU-NI-CO DEPOSIT, LABRADOR

J. Mariga, Indiana Univ, Bloomington, IN and E.M. Ripley, Indiana Univ, Bloomington, IN and C. Li, Indiana Univ, Bloomington, IN

40447 (Technical Sessions)

9:15 AM

THE POSSIBLE IMPORTANCE OF SULFIDE LIQUID DISSOLUTION IN THE GENESIS OF HIGH-GRADE MAGMATIC SULFIDE DEPOSITS

Andrew Kerr, Department of Mines and Energy, St. John's, NF

42445 (Technical Sessions)

9:30 AM

DISTINGUISHING BARREN FROM PRODUCTIVE EXHALATIVE STRATA AND VECTORING TOWARD HYDROTHERMAL VENT SITES USING EU

G.H. Gale, Industry Trade and Mines, Winnipeg, MB and M.A.F. Fedikow, Mount Morgan Rscs Ltd, Winnipeg, MB and R.W. Hutchinson, Colorado School of Mines, Golden, CO

36680 (Technical Sessions)

9:45 AM

GEOCHEMICAL AND SULFUR ISOTOPE COMPOSITIONS OF LATE PROTEROZOIC AND EARLY PALEOZOIC VOLCANOGENIC MASSIVE SULFIDE DEPOSITS, PRINCE OF WALES ISLAND AND VICINITY, SOUTHEASTERN ALASKA

John F. Slack, U.S. Geol Survey, Reston, VA and Wayne C. Shanks, U.S. Geol Survey, Denver, CO and Susan M. Karl, U.S. Geol Survey, Anchorage, AK and W. Ian Ridley, U.S. Geol Survey, Denver, CO and Peter E. Bittenbender, Bureau of Land Management, Douglas, AK

41523 (Technical Sessions)

10:00 AM

NON-SULFIDE ZN MINERALIZATION IN EUROPE: A POSSIBLE RECORD OF POST-COLLISIONAL WEATHERING

Maria Boni, Università di Napoli Federico II, Napoli, N/A and Duncan Large, Pristina, Kosovo, N/A

40786 (Technical Sessions)

10:15 AM

THREE-DIMENSIONAL STRAIN DURING BASIN FORMATION – ORTHORHOMBIC FAULT PATTERNS AND ASSOCIATED MVT MINERALIZATION, LENNARD SHELF, WESTERN AUSTRALIA

John McLeod Miller, Monash Univ, Melbourne, N/A and Eric P. Nelson, Colorado School of Mines, Golden, CO

40340 (Technical Sessions)

10:30 AM

LIMITS ON THE METAL CONTENT OF FLUID INCLUSIONS IN GANGUE MINERALS FROM THE VIBURNUM TREND, SOUTHEAST MISSOURI DETERMINED BY LASER ABLATION ICP-MS

Martin S. Appold, Univ of Iowa, Iowa City, IA and Tye J. Numelin, Univ of Iowa, Iowa City, IA and Thomas J. Shepherd, British Geol Survey, Keyworth, Nottingham, N/A and Simon R.N. Chenery, British Geol Survey, Keyworth, Nottingham, N/A

42741 (Technical Sessions)

10:45 AM

A FLUID MIXING MODEL FOR KONKOLA NORTH, ZAMBIAN COPPERBELT

S.J. Sutton, Colorado State Univ, Fort Collins, CO and J.B. Maynard, Univ of Cincinnati, Cincinnati, OH

38871 (Technical Sessions)

11:00 AM

COPPER PRODUCTION TECHNOLOGY — A HISTORY OF OBSTACLES OVERCOME AND HUMAN NEEDS MET

Thomas G. Goonan, U.S. Geol Survey, Denver, CO

44262 (Technical Sessions)

11:15 AM

REDUCED GRANITES AND GOLD VEINS IN THE POGO AREA, EAST-CENTRAL ALASKA

Katherine Dilworth, Univ of British Columbia, Vancouver, BC and Shane Ebert, Univ of British Columbia, Vancouver, BC and James K. Mortensen, Univ of British Columbia, Vancouver, BC and Cameron Rombach, Univ of British Columbia, Vancouver, BC and Richard M. Tosdal, Univ of British Columbia, Vancouver, BC

38532 (Technical Sessions)

11:30 AM

GEOCHRONOLOGY AND MINERALIZATION OF THE LIESE ZONES, POGO DEPOSIT, ALASKA

Cameron S. Rombach, Univ of Alaska Fairbanks, Fairbanks, AK and Rainer J. Newberry, Univ of Alaska Fairbanks, Fairbanks, AK and Richard J. Goldfarb, Denver, CO and Moira Smith, Teckcominco Ltd, Vancouver, BC

45183 (Technical Sessions)

11:45 AM

COMPLEX MESOZOIC DEFORMATION IN THE CENTRAL PART OF THE YUKON-TANANA UPLAND, ALASKA—IMPLICATIONS FOR GOLD DEPOSITION IN THE TINTINA GOLD PROVINCE

Warren C. Day, U.S. Geol Survey, Denver, CO and John N. Aleinikoff, U.S. Geol Survey, Denver, CO and Cynthia Dusel-Bacon, U.S. Geol. Survey, Menlo Park, CA and Richard Goldfarb, U.S. Geol Survey, Denver, CO and Larry P. Gough, U.S. Geol Survey, Anchorage, AK and J. Michael O'Neill, U.S. Geol Survey, Denver, CO

43283 (Technical Sessions)

52 Economic Geology I: Magmatic PGE-Cr-Cu-Ni, VMS, Sed-hosted Pb-Zn-Cu, and Alaska Au Deposits

Presentations