Session: Evolution of the Precambrian Earth (Posters) (GSA Annual Meeting, November 5-8, 2001)

Session No. 185

Thursday, 8 November 2001: 1:30 PM-5:30 PM

T6. Evolution of the Precambrian Earth (Posters)

GSA Geophysics Division; GSA Structural Geology and Tectonics Division; GSA International Division

Authors will be present from .

Paper #

Booth #

103

CONTINENTAL DYNAMICS - ROCKY MOUNTAIN PROJECT (CD-ROM) - AN INTERPRETATION OF THE HIGH - VELOCITY LOWER CRUSTAL LAYER ALONG THE CD-ROM '99 SEISMIC REFRACTION/WIDE-ANGLE REFLECTION PROFILE

SNELSON, Catherine M.¹, RUMPEL, Hanna-Maria², KELLER, G. Randy¹, PRODEHL, Claus², MILLER, Kate C.¹ and HARDER, Steven H.¹, (1)Department of Geological Sciences, Univ of Texas at El Paso, El Paso, TX 79968, (2)Geophysikalisches Institut, Univ of Karlsruhe, Hertzstr.16, Karlsruhe, 76187, Germany, snelson@geo.utep.edu, snelson@geo.utep.edu

104

DID LATE ARCHEAN TO PALEOPROTEROZOIC SHEARING OVERTURN THE ISUA BELT OF SW GREENLAND? CONSTRAINTS FROM STRUCTURE AND U-PB GEOCHRONOLOGY

GRIMES, Stephen W. and DUNNING, Greg R., Memorial Univ Newfoundland, Dept Earth Science, St Johns's, NF A1B 3X5, Canada, Greg.Dunning@esd.mun.ca, Greg.Dunning@esd.mun.ca

105

PALEOPROTEROZOIC SUTURE (?) IN NORTHERN COLORADO: INSIGHTS INTO THE GEOMETRY AND KINEMATICS OF CONTINENTAL ASSEMBLY IN THE SOUTHWESTERN U.S

TYSON, Amanda R., Earth & Planetary Sciences, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131, KARLSTROM, Karl E., Department of Earth and Planetary Science, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131, CHAMBERLAIN, Kevin R., Department of Geology and Geophysics, Univ of Wyoming, Laramie, WY 82071-3006, FOSTER, C. T., Geology, Univ. of Iowa, Iowa City, 52242, MOROZOVA, Elena A., Geologic & Geophysics department, Univ of Wyoming, Laramie, WY 82071 and SMITHSON, Scott B., Geology & Geophysics department, Univ of Wyoming, Laramie, WY 82071-3006, atyson@unm.edu, atyson@unm.edu

106

Withdrawn

107

SOME PECULIARITIES OF THE PRECAMBRIAN EARTH EVOLUTION

ARKADY, Pilchin, Universal Geoscience and Environmental Consulting Co, 205 Hilda Ave., #1402, Toronto, ON M2M 4B1, Canada, pilchin@sprint.ca, pilchin@sprint.ca

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