A Structure for Mastering Stereonets for Structural Geology
Katherine Boggs, Mount Royal University Student voice, exam marks and participant reported confidence levels were used here to propose a model for guiding novice student acquisition of the spatial cognition skills ...

Dating Brittle Deformation with Hematite (U-Th)/He Chronometry
Alexis Ault, University of Arizona Peter Reiners, University of Arizona Direct, robust timing constraints on fault slip are necessary to reconstruct structural-tectonic histories, understand mountain building and ...

What, if Anything, Should the Structural Geologist Know about the Mechanics of Rock Deformation?
Raymond C. Fletcher, Pennsylvania State University Much work in structural geology does not involve mechanics. An example is the determination of the complex structure of metamorphic rocks in New England, an area ...

Rheology of the Crust During Syn-convergent Extension: Insights from the Cordillera Blanca Detachment, Peru
Micah Jessup, University of Tennessee, Knoxville Colin Shaw, Montana State University Cameron Hughes, University of Tennessee, Knoxville Models for the rheology of the lithosphere rely on data derived from shear ...

Virtual Geological Mapping and Development of Geospatial Analysis Competencies Using Google Earth and Related Digital technologies
Declan De Paor, Old Dominion University GEODE Team* Field geology, especially structural and tectonic mapping, has long been a central part of geoscience education. Many programs require a residential field camp ...

EllipseFit 3: A New Computer Program for Integrated Geological Finite Strain Analysis
Frederick Vollmer, SUNY New Paltz EllipseFit 3 is an entirely new version of EllipseFit, an integrated program for geological finite strain analysis. It is designed for determining two and three-dimensional strain ...

Rapid Uplift of the Kumkuli Basin Since ~5 Ma as a Consequence of Large-Scale Transpressional Faulting within the Northern Tibetan Plateau
Petr Yakovlev, Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI Marin Clark, Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI Hong Chang, ...

Evaluating the Effectiveness of Flinn's K-value Versus Lode's Ratio
Matty Mookerjee, Sonoma State University Lode's ratio (ν) and Flinn's k-value are the most commonly used parameters for characterizing the shape of ellipsoids. Both parameters characterize this shape ...

Timing and Style of Deformation in the Nashoba Formation of the Nashoba Terrane, Eastern Massachusetts
Wesley Buchanan, Colorado School of Mines Yvette Kuiper, Colorado School of Mines Robet Buchwaldt, Massachusetts Institute of Technology The Nashoba terrane (NT) is a moderately northwest-dipping fault-bounded ...

The Central Piedmont Shear Zone of the Southern Appalachian Piedmont
Allen Dennis, Univ South Carolina Aiken The central Piedmont shear zone in western South Carolina, sometimes called the Cross Anchor fault, juxtaposes Ediacaran-Cambrian rocks of Carolinia with Silurian Cat Square ...