Geomagnetism and Paleomagnetism
GP22A CC:309 Tues 1330h
Space Age Geomagnetism: A Tribute to Dr. Robert A. Langel I
Presiding: C V Voorhies, NASA Goddard Space Flight Center; M
Purucker, NASA Goddard Space Flight Center
1330h GP22A-01 INVITED Modelling the Intermediate
Wavelength Component of Satellite Magnetic
Data: *K A Whaler
1350h GP22A-02 INVITED The Geomagnetic Field
Observed in Space: From Magsat to Oersted: *E
Friis-Christensen
1410h GP22A-03 INVITED Geomagnetic Field Modeling:
Issues and Choices Over the Past Three
Decades: *J C Cain
1430h DISCUSSION G Ousley
1435h GP22A-04 INVITED Magnetometer System From a
Tethered Satellite: Measuring the Magnetic
Field of the Earth on a Shoestring: *P T
Taylor, W J Webster, G Ousley
1455h DISCUSSION R Estes
1500h GP22A-05 INVITED Thoughts on the History of
and Recent Developments in Modeling of the
Geomagnetic Field at Goddard Space Flight
Center: R A Langel, T J Sabaka, N Olsen, J
Conrad, M Purucker
GP22B CC:309 Tues 1600h
Cox Lecture
Presiding: R Coe, Univ of Calif, Santa Cruz
1600h GP22B-01 Paleomagnetic Progress and Problems
With Megaplates and Microplates: *R
Van der Voo
GP31A CC:325 Wed 0830h
Space Age Geomagnetism: A Tribute to Dr. Robert A. Langel II
Presiding: C V Voorhies, NASA Goddard Space Flight Center; M
Purucker, NASA Goddard Space Flight Center
0830h GP31A-01 A Comparison of Global Magnetic and
Gravity Modeling Techniques and Applications:
*J R Heirtzler, E C Pavlis
0845h GP31A-02 Including Covariance in Geomagnetic
Core-Field Modelling: *C G Constable, R L
Parker, C Rygaard-Hjalsted
0900h GP31A-03 Spectral Techniques for Vector
Magnetic Data: *R L Parker
0915h GP31A-04 Magnetic Modeling of the U.S. Gulf
Coast Margin With A Priori Information: *M E
Purucker, R A Langel
0930h GP31A-05 Large-Scale Crustal Magnetization
Variations in Central Asia Inferred From
Magsat Data: *M A Mayhew
0945h GP31A-06 Reliable Wavelengths in Magsat Data
Determined From Comparisons With the
High-Altitude Aeromagnetic Data Over Canada:
*D Ravat, M Pilkington, K Whaler, W Roest
1000h Break
1030h GP31A-07 Mineralogical and Physical Basis for
the Lodestone: *P J Wasilewski
1045h GP31A-08 Some Geophysical Applications of
Gauss Coefficients a la Langel: *C V Voorhies
1100h GP31A-09 Paleosecular Variation Over the Past
5 Myr: *M W McElhinny, P L McFadden
1115h GP31A-10 Dynamo Simulations and Paleomagnetic
Observations: *R S Coe, G A Glatzmaier, P H
Roberts
1130h GP31A-11 Oscillations in the Flow at the Top
of the Earth's Core: *S Zatman, J Bloxham
1145h GP31A-12 Satellite Geopotential Models of the
East Asian Lithosphere: *L Tan, R R B
von Frese
GP41A CC:325 Thurs 0830h
Tectonic Relations Between the Caribbean and Adjacent Plates
(joint with G,T)
Presiding: W D MacDonald, SUNY, Binghamton; J Kellogg,
Univ of South Carolina
0830h INTRODUCTION: W D MacDonald and J Kellogg,
SUNY, Binghamton & Univ of So. Carolina
0835h GP41A-01 INVITED Present Day Motion Between
North and South America: *A Mao, T Dixon
0855h GP41A-02 VLBI Measurement of Caribbean Plate
Motion: *D S MacMillan, C Ma, J W Ryan, T A
Clark
0910h GP41A-03 INVITED GPS Measurements Across the
Northern Caribbean Plate Boundary Zone: *T
Dixon, C DeMets, F Farina, P Jansma, P Mann,
E Calais
0930h GP41A-04 Nonclosure of the
Pacific-Africa-Antarctica-North America
Circuit of Present Plate Motions:
Implications for Plate Nonrigidity and the
Accuracy of Global Plate Reconstructions: *R G
Gordon, D Chu, D F Argus, C DeMets
0950h GP41A-05 INVITED Subduction of the
Southwestern Caribbean Plate-CASA GPS
Results 1991-1996: *J N Kellogg, R Trenkamp,
J T Freymueller
1010h Break
1035h GP41A-06 How to Build an Oceanic Plateau:
Lessons From the Caribbean: *J Diebold, N W
Driscoll, S Leroy, A Mauffret
1050h GP41A-07 INVITED Caribbean Paleomagnetic
Data: Limitations and Promises: *W A Gose
1110h GP41A-08 INVITED Paleomagnetic Inclinations
and Paleoplate Derivations of Accreted
Terranes of Colombia and Adjacent Areas: *W D
MacDonald, J J Estrada
1130h GP41A-09 Euler Deconvolution of Marine
Magnetic Anomaly Data North of Puerto Rico:
Constraints on the Neotectonic Deformation
of the Northeastern North America-Caribbean
Plate Boundary: *S P Muszala, N R Grindlay,
P Mann, J Dolan
1145h GP41A-10 Thermomechanical Modeling of the
Llanos Basin, Colombia: *N F Cardozo, D H
Green
GP51A CC:HALL E Fri 0830h
Rock Magnetism, Paleomagnetism, Tectonics, Climate Change,
Petrology, and the Earth's Field Posters
Presiding: J A Peck, Univ of Rhode Island
0830h GP51A-01 POSTER Submicron-sized
Titanomagnetite With Variable Ti-Contents in
Young Ocean-Floor Basalts: R Van der Voo, *W
Zhou, D R Peacor
0830h GP51A-02 POSTER Direct Measurement of
Lattice Parameters of Individual
Titanomagnetite Grains Using TEM and
Characterization of Maghemitization
Processes in MORB: *W Zhou, D R Peacor, R
Van der Voo, J F Mansfield
0830h GP51A-03 POSTER Lake Baikal Drilling Project
1996: Initial Paleomagnetic and
Rock-Magnetic Results: *J A Peck, J W King,
V A Kravchinsky, M I Kuzmin, D F Williams
0830h GP51A-04 POSTER Domain Structures and
Remagnetization Processes in PSD Magnetite
Studied With a Magnetic Force Microscope: *T G
Pokhil, B M Moskowitz
0830h GP51A-05 POSTER Remanent Magnetization of
Bacterial Magnetite Near the Modern Fe-Redox
Boundary in Marine Sediments: *J A Tarduno,
W Tian, S L Wilkison
0830h GP51A-06 POSTER About One Mistake of Rock
Magnetism: *V V Gernik
0830h GP51A-07 POSTER Oxygen Isotope Ratios of
Magnetite-Rimmed Pyrites in the Belden
Formation, Colorado: Support for Burial
Diagenesis as a Mechanism of Magnetite
Authigenesis in Carbonate Rocks: *R L
Ripperdan, L R Riciputi, D R Cole, R D Elmore,
S Banerjee, M H Engel
0830h GP51A-08 POSTER The Origin of Magnetic
Remanence in Lower Crustal Granulites,
Labrador: *G Kletetschka, J H Stout
0830h GP51A-09 POSTER Electrical Conductivity
Distribution in the Intracratonic Parnaiba
Basin, NNE Brazil: Carbon Metagenesis and
Possible Consequences in Hydrocarbon
Generation/Destruction: *B R Arora, I
Vitorello, A L Padilha, N B Trivedi, S L
Fontes
0830h GP51A-10 POSTER Equatorial Glaciation and
the Precambrian Climatic Paradox:
Paleomagnetism of the Paleoproterozoic
(Huronian) Gowganda and Lorrain Formations,
Ontario, Canada: *G E Williams, P W Schmidt
0830h GP51A-11 POSTER Paleomagnetic Results From
the Avalon Terrane (Marystown Group) and
Implications for Late Neoproterozoic
Paleogeography: *A K McNamara, C Mac Niocaill,
B A van der Pluijm, R Van der Voo
0830h GP51A-12 POSTER Kinematics of a Tightly
Curved Fold-and-Thrust Belt: A Paleomagnetic
Look (Cantabria, Spain): *A B Weil, R
Van der Voo, B A van der Pluijm, J M Pares
0830h GP51A-13 POSTER New Triassic Paleomagnetic
Data From Yangtze and Huanan Blocks, China,
and Their Tectonic Implications: *X Tan, K P
Kodama
0830h GP51A-14 POSTER Tectonic and Paleoclimatic
Implications of a High Latitude Late
Cretaceous Pole Position for the Pacific
Plate: *R D Cottrell, J A Tarduno
0830h GP51A-15 POSTER The Geomagnetic Origin of
the Street Grid in Downtown Baltimore,
Maryland: *H M Heyn
0830h GP51A-16 POSTER Earth's Magnetic Field and
How It Reverses: *E D Richard
0830h GP51A-17 POSTER Possible Laboratory Studies
of Fundamental Dynamo Physics: *H Ji, M
Yamada, R Kulsrud
0830h GP51A-18 POSTER Paleomagnetism of Basalts
From Ascension Island: *M J Valentine, J
Czarnecki
GP52A CC:322 Fri 1330h
A Tribute to Prof. William J. Hinze on His Retirement From
Purdue University (joint with G,T)
Presiding: P Taylor, NASA Goddard Space Flight Center; R
von Frese, Ohio State Univ
1330h INTRODUCTION: P Taylor,
NASA Goddard Space Flight Ctr
1335h GP52A-01 Geophysics at Michigan State
University: From Superior to Siberia and Back:
C E Prouty, *K Fujita, D Baclawski
1350h GP52A-02 INVITED Insights on Crustal
Structures Based on New Regional Magnetic
Anomaly Data in Western U.S.A.: *T G
Hildenbrand, R J Blakely, R C Jachens, R W
Saltus
1405h GP52A-03 INVITED The Utility of Gravity and
Magnetic Data for Geologic Investigations by
the Minnesota Geological Survey: *V W
Chandler
1420h GP52A-04 Crustal Geology of the North Central
Argentine Continental Shelf From
Aeromagnetic Survey: M Ghidella, L C Kovacs,
*M D Max, M Panterlini, J Valladares
1435h GP52A-05 INVITED Integrated Digital Land
Gravity Surveying: *C L Aiken, G Lyman, M
Balde, X Xu, J Ferguson
1450h GP52A-06 Gravity-Geologic Determination of
Bathymetry From Altimeter-Implied Free-Air
Gravity Anomalies: *D R Roman, R R B
von Frese
1505h Break
1525h GP52A-07 Investigating Crustal and Upper
Mantle Density Structure of the Kenya Rift
Through Velocity-Density Relationships: Z Lu,
*D Ravat
1540h GP52A-08 INVITED Crustal Analysis of
Spectrally Correlated Terrain Gravity
Effects and Free-Air Gravity Anomalies: *R R B
von Frese, J W Kim, L Tan
1555h GP52A-09 INVITED Geology and Geochemistry of
Proterozoic Basement Rocks in the Eastern
Midcontinent of the United States: *E G
Lidiak
1610h GP52A-10 INVITED A Subtle Historical
Bifurcation Leading to a Chasm Between the
Physics and Geology of Magma Chamber
Solidification: *B D Marsh
1625h GP52A-11 INVITED Magma Reservoir Breathing
Modes and Hydrothermal Convection Cyclicity:
*M P Ryan
1640h GP52A-12 INVITED William Hinze and Sabkha
Dolomitization!: *W W Wood
1655h GP52A-13 INVITED Shallow Geophysics: A
Complement to Deep Investigations: *J J
Daniels
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