Session No. 214
Wednesday, 31 October 2007: 3:30 PM-5:30 PM
Mineralogy/Crystallography; Petrology; Volcanology II
Martin Robyr and Emily Peterman, Chairs
3:30 PM
TEXTURAL, CHEMICAL, AND MICROSTRUCTURAL INVESTIGATIONS OF SNOWBALL GARNET PORPHYROBLASTS
ROBYR, Martin, Geological Sciences department, Jackson School, University of Texas at Austin, 1 University Station C1100, Austin, TX 78712, mrobyr@jsg.utexas.edu, mrobyr@jsg.utexas.edu
3:45 PM
BIMODAL GARNET NUCLEATION AND GROWTH PATTERNS IN METAPELITES FROM ALP DE CONFIN, ADULA NAPPE, SWITZERLAND
GOEKE, Elizabeth R., Dept. of Geosciences, Univ. of Iowa, Iowa City, IA 52242 and FOSTER Jr, C.T., Dept. of Earth & Environmental Sciences, University of Iowa, Iowa City, IA 52242, elizabeth-goeke@uiowa.edu, elizabeth-goeke@uiowa.edu
4:45 PM
USING THE TI-IN-BIOTITE GEOTHERMOMETER TO INVESTIGATE THE THERMAL STRUCTURE OF THE CRUST DURING THE SEVIER OROGENY
DINKLAGE, William S., CALDER, William John and ST. CLAIR, Thane, Earth Science, Utah Valley State College, 800 W University Pkwy, Orem, UT 84058, dinklawi@uvsc.edu, dinklawi@uvsc.edu
5:00 PM
WHOLESALE TRANSFORMATION OF CONTINENTAL CRUST DURING UHP TECTONISM? GARNET GEOCHRONOLOGY OF THE WESTERN GNEISS REGION, NORWAY
PETERMAN, Emily M.1, HACKER, Bradley R.
1 and BAXTER, Ethan F.
2, (1)Earth Science, University of California, Santa Barbara, CA 93106, (2)Earth Sciences, Boston Univ, 685 Commonwealth Avenue, Boston, MA 02215, epeterman@umail.ucsb.edu, epeterman@umail.ucsb.edu