Session: Precambrian Geology (Posters) (2005 Salt Lake City Annual Meeting (October 16

Paper #

Booth #

1

37

THE TONALITE-TRONDHJEMITE-GRANDIORITE (TTG) TO CALC-ALKALIC TRANSITION IN THE LATE ARCHEAN PLUTONIC ROCKS OF THE CENTRAL WYOMING PROVINCE

FROST, Carol D., FROST, B. Ronald and CHAMBERLAIN, Kevin R., Department of Geology and Geophysics, Univ of Wyoming, Dept 3006, 1000 University Ave, Laramie, WY 82071, frost@uwyo.edu, frost@uwyo.edu

2

38

HIGH-PRESSURE GRANULITE METAMORPHISM AND P-T PATH OF THE ARCHEAN LAYERED GNEISS UNIT, NORTHERN TETONS, WYOMING

HUGHES, Patrick J.¹, FROST, B. Ronald² and SWAPP, Susan M.², (1)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 University Ave, Laramie, WY 82071, (2)Department of Geology and Geophysics, Univ of Wyoming, Dept 3006, 1000 University Ave, Laramie, WY 82071, pjhughes@uwyo.edu, pjhughes@uwyo.edu

3

39

GRANULITE METAMORPHISM IN THE NORTHEASTERN WIND RIVER RANGE AT 2705 MA: EVIDENCE FOR CRUSTAL UNDERPLATING DURING THE STILLWATER THERMAL EVENT AND PLUME-STYLE CRUSTAL GROWTH

CHAMBERLAIN, Kevin R. and FROST, B. Ronald, Department of Geology and Geophysics, Univ of Wyoming, Dept 3006, 1000 University Ave, Laramie, WY 82071, kchamber@uwyo.edu, kchamber@uwyo.edu

4

40

THE 2.68 – 2.67 TETON – WIND RIVER DOMAIN: EVIDENCE FOR ACTIVE-MARGIN TECTONICS AND CONTINENT-CONTINENT COLLISION ON THE WESTERN MARGIN OF THE WYOMING PROVINCE

FROST, B. Ronald, FROST, Carol D., CHAMBERLAIN, Kevin R. and HUGHES, Patrick J., Department of Geology and Geophysics, Univ of Wyoming, Dept 3006, 1000 University Ave, Laramie, WY 82071, rfrost@uwyo.edu, rfrost@uwyo.edu

5

41

THE PALEOPROTEROZOIC LEOPARD DIKES OF MONTANA AND WYOMING: A DISMEMBERED FRAGMENT OF THE 2.45 GA HEARST-MATACHEWAN GIANT RADIATING DIKE SWARM OF THE SUPERIOR CRATON?

HARLAN, Stephen S., Dept. of Environmental Science and Policy, George Mason Univ, Fairfax, VA 22030, sharlan@gmu.edu, sharlan@gmu.edu

6

42

NEW VIEWS OF THE MAZATZAL OROGENY—FIELD AND GEOCHRONOLOGIC DATA FROM THE MANZANO THRUST BELT IN CENTRAL NEW MEXICO

LUTHER, Amy L., Earth and Planetary Sciences, University of New Mexcio, 1 University of New Mexico, Albuquerque, NM 87106, JONES III, James V., Department of Geological Sciences, The Univ of Texas at Austin, 1 University Station C1140, Austin, TX 78712-0254 and KARLSTROM, Karl, Earth and Planetary Sciences, University of New Mexico, Northrop Hall, MSCO3-2040; 1 University of New Mexico, Albuquerque, NM 87131-0001, aluther@unm.edu, aluther@unm.edu

7

43

EVIDENCE FOR EXTENSIONAL TECTONICS AND ITS RELATIONSHIP TO THE ORIGIN OF THE PRECAMBRIAN ST. FRANCOIS MOUNTAINS, SOUTHEAST MISSOURI

BROWN, Vernon M., Department of Earth, Ecological and Environmental Sciences, MS 604, The Univ of Toledo, 2801 W Bancroft St, Toledo, OH 43606-3390, vernon.brown@utoledo.edu, vernon.brown@utoledo.edu

8

44

LATE GRENVILLE METAMORPHIC AND SHOSHONITE-RELATED CALCITE-APATITE VEIN FORMATION NEAR ESSONVILLE AND LAKE CLEAR, ONTARIO, CANADA. ANALOGUES FOR LARGE-SCALE CALCITE-APATITE VEIN-DYKE FORMATION IN THE BANCROFT TERRANE OF THE GRENVILLE PROVINCE?

MILLS Jr, James G.¹, MYRVOLD, Christopher R.¹, RUND, Samuel S.¹ and MELCHIORRE, Erik², (1)Dept. of Geosciences, DePauw Univ, 602 S. College Ave, Greencastle, IN 46135, (2)Geology, California State Univ San Bernardino, 5500 University Parkway, San Bernardino, CA 92407, jmills@depauw.edu, jmills@depauw.edu

2005 Salt Lake City Annual Meeting (October 16–19, 2005)

Precambrian Geology (Posters)