Geological Society of America

8:00 AM

GRANITIC PEGMATITES OF THE CANADIAN CORDILLERA

Lee Groat, University of British Columbia, Vancouver, BC

243045 (Technical Sessions)

8:20 AM

MOUNT BEGBIE PEGMATITE GROUP, BRITISH COLUMBIA, CANADA – EVOLUTION FROM BARREN TO COMPLEX RARE-ELEMENT PEGMATITES

Andrea Dixon, Hibbing, MN and Jan Cempírek, University of British Columbia, Vancouver, BC and Lee Groat, University of British Columbia, Vancouver, BC

241948 (Technical Sessions)

8:35 AM

CHEMICAL EVOLUTION OF TOURMALINE FROM A GRANITIC PEGMATITE IN THE NÁÁTS’IHCH’OH IGNEOUS COMPLEX, NORTHWEST TERRITORIES, CANADA

Emily D. Scribner, Queen's University, Kingston, ON and Lee Groat, University of British Columbia, Vancouver, BC and Ronald C. Peterson, Queen's University, Kingston, ON and Bradley Wilson, Alpine Gems, Kingston, ON and Brian Joy, Queen's University, Kingston, ON

242517 (Technical Sessions)

8:50 AM

COLUMBITE GROUP MINERALS FROM THE SOUTH BAY PEGMATITES, MANITOBA, CANADA

Tania Martins, Mineral Resources, Winnipeg, MB

240836 (Technical Sessions)

9:05 AM

THE BULK CHEMICAL COMPOSITION AND H2O CONTENT OF MOUNT MICA PEGMATITE, OXFORD CO., MAINE, USA

William B. Simmons, Univ. of New Orleans, New Orleans, LA

242074 (Technical Sessions)

9:25 AM

ALKALINE PEGMATITES

Henrik Friis, University of Oslo, Oslo, N/A

245482 (Technical Sessions)

9:40 AM

REE-MINERALS AT THE PETACA PEGMATITE DISTRICT, NEW MEXICO

Michael N. Spilde, University of New Mexico, Albuquerque, NM and William P. Moats, Albuquerque, NM and Steve Dubyk, Albuquerque, NM and Brian Salem, Tijeras, NM

247624 (Technical Sessions)

9:55 AM

U-TH-REE-MINERALIZED GRANITIC PEGMATITES FROM FRASER LAKES ZONE B: FERTILE CRUSTAL MELTS AND POTENTIAL U PROTORE?

Christine Louise McKechnie, Watts, Griffis and McOuat Limited, Saskatoon, SK and Irvine R. Annesley, Independent Consultant, Saskatoon, SK

246435 (Technical Sessions)

10:10 AM

THE ROLE OF LI, B, F, AND CL BEARING FLUIDS IN THE CRYSTALLIZATION AND MINERALOGY OF GRANITIC PEGMATITES

Elizabeth M. Gammel, University of Missouri, Columbia, MO and Peter I. Nabelek, University of Missouri, Columbia, MO

245551 (Technical Sessions)

10:25 AM

STUDIES OF SILICATE MELT INCLUSIONS IN QUARTZ AND CRYSTAL-RICH INCLUSIONS IN SPODUMENE FROM JIAJIKA GRANITIC PEGMATITE RARE-METAL DEPOSIT IN CHINA

I-Ming Chou, Sanya Institute of Deep-sea Science and Engineering, Sanya, N/A and Jiankang Li, Institute of Mineral Resources, Beijing, N/A

242668 (Technical Sessions)

10:40 AM

ASYMMETRIC TEXTURAL AND COMPOSITIONAL FEATURES OF GRANITIC PEGMATITES, THE EXAMPLE OF GEM-BEARING PEGMATITES OF ELBA ISLAND, TYRRHENIAN SEA, ITALY

Federico Pezzotta, Natural History Museum, Milano, N/A

247087 (Technical Sessions)

11:00 AM

ZONAL STRUCTURE OF LAYERED PEGMATITES: THIN VERSUS THICK DIKES

David London, University of Oklahoma, Norman, OK

241929 (Technical Sessions)

11:15 AM

LI SUPERSATURATION IN PEGMATITE-FORMING MELTS: THE MOBLAN PEGMATITE

Victoria Maneta, McGill University, Montreal, QC and Don R. Baker, McGill, Montreal, QC and William G. Minarik, McGill Univ, Montreal, QC

246931 (Technical Sessions)

11:30 AM

THERMAL MODELING AND NUCLEATION LAG TIMES IN PEGMATITIC MELTS

Don R. Baker, McGill University, Montreal, QC and Victoria Maneta, McGill University, Montreal, QC

246035 (Technical Sessions)

11:45 AM

ISOTOPIC CONSTRAINTS (PB, RB−SR, SM−ND) ON THE SOURCES OF EARLY CAMBRIAN PEGMATITES IN THE LARSEMANN HILLS, PRYDZ BAY, ANTARCTICA: A TWO-COMPONENT MODEL

Edward Grew, Christy Mineralogical Consulting, Hamilton, QLD and Roland Maas, University of Melbourne, Parkville, N/A and Christopher J. Carson, Geoscience Australia, Canberra

242561 (Technical Sessions)

T286 Pegmatites I Have Known and Loved

Presentations