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323 T92. Discovering Petrologic Truth in Minerals II: In Honor of Bernard W. Evans
(Mineralogical Society of America)

Wednesday, 8 October 2008: 1:30 PM
George R. Brown Convention Center, 351AD
Presiding:
Ronald Frost and Donna L. Whitney
1:30 PM
323-1
The Effect of Local Bond-Valence Requirements on the Stability and Chemical Composition of Orthorhombic and Monoclinic Amphiboles
Frank Hawthorne, University of Manitoba
1:45 PM
323-2
Iron-Titanium Oxide Thermometry: Is Chromium a Perturbing Element?
Dominique Lattard, University of Heidelberg; Michael Burchard, University of Heidelberg
2:00 PM
323-3
Geikielite and Coupled Spinel-Rutile Exsolution from Titanohematite in the Mesoproterozoic Granulite Facies, South Norway
Peter Robinson, Geol Survey of Norway; Falko Langenhorst, Universität Bayreuth; Suzanne A. McEnroe, Geol Survey of Norway; Karl Fabian, Geol Survey of Norway; Michael J. Jercinovic, University of Massachusetts; Tiziana Boffa Ballaran, Universität Bayreuth
2:15 PM
323-4
Tourmaline in Meta-Evaporites: Perspectives from Namibian Tourmalinites
Darrell Henry, Louisiana State University; Haiting Sun, Louisiana State Univ; John F. Slack, US Geol Survey; Barbara Dutrow, Louisiana State University
2:30 PM
323-5
The Substantial Effect of Mineral Structure on Phase Equilibria and Thermodynamic Behavior In the Nepheline - Kalsilite System
Guy L. Hovis, Lafayette College; Andrew V. Mott; Jacques Roux, Institut de Physique du Globe de Paris
2:45 PM
323-6
Partial Dissolution after Thermal Annealing: Towards a New Approach of Measurement of Sr Isotopic Composition In Apatites
Tathagata Dasgupta, Syracuse University; Scott Samson, Syracuse University
3:00 PM
323-7
Juxtaposition of Variably Depleted Ultramafic Rocks across a Mantle Mylonite Zone: Ingalls Ophiolite, Washington Cascades
Robert B. Miller, San Jose State University; Cynthia Schultz, San Jose State University; Jonathan S. Miller, San Jose State University; James H. MacDonald Jr, Florida Gulf Coast State University
3:15 PM
323-8
The Skagit Gneiss (North Cascades, Washington) Revisited: New P-T Results from Recently Discovered Al2SiO5-Bearing Gneiss
S.M. Gordon, University of Minnesota; D.L. Whitney, University of Minnesota; R.B. Miller, San Jose State University; N. McLean, MIT; S. Bowring, MIT
3:30 PM
323-9
Use of Phase Diagram Sections to Constrain the P-T of Garnet Porphyroblast Growth in Amphibolite: An Example from the Nason Ridge Migmatitic Gneiss, WA
Robert A. Holler, The University of Alabama; Harold H. Stowell, The University of Alabama
3:45 PM
323-10
Petrogenesis and Structural Petrology of Lawsonite Eclogite and Blueschist Pods, Sivrihisar, Turkey
Peter B. Davis, Pacific Lutheran University; Donna L. Whitney, Univ of Minnesota
4:00 PM
323-11
Fibrous Marble Doesn't Lie
Nicholas Seaton, University of Minnesota; Donna L. Whitney, Univ of Minnesota; Valerie L. Morgan; Christian Teyssier, Univ of Minnesota
4:15 PM
323-12
Using Mineral Chemistry and Texture to Track the Transition from Subduction to Collision
Donna L. Whitney, University of Minnesota
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