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 ...

The Reactivation of the Lost Lakes Fault in Yosemite National Park (USA): When Did it Happen and What Does it Mean?
Richard Becker, UW-Madison Basil Tikoff, UW-Madison David Greene, Denison University The Lost Lakes Fault is an 8 km long NW-striking structure that parallels the Sierra Crest in Yosemite National Park. The ...

Interactions Between Regional Transcurrent Shearing, Rifting, and Mantle Flow on Venus ‒ Radar and Gravity Interpretations and Earth Analogues
Lyal Harris, INRS-ETE, Québec, Canada Venus is dominated by upwelling and downwelling mantle plumes within a stagnant lid or transitional convection regime. NASA's Magellan radar imagery does not show any ...

Rotation Statistics in Structural Geology
Joshua Davis, Carleton College Sarah Titus, Carleton College Basil Tikoff, University of Wisconsin - Madison Many geologic data are geometric in nature, consisting not just of numbers but also of directions, ...

Creating, Disseminating, and Testing Interactive 3D Models for Teaching Structural Geology
Paul Karabinos, Williams College Many fundamental geologic concepts are rooted in 3D spatial relationships. Well-crafted 2D perspective diagrams illuminate such relationships for some students, but interactive 3D ...

Anatomy of the 200 km-long, Left-lateral Surface Rupture from the 24 September 2013 Mw7.7 Balochistan Earthquake, Southern Pakistan
Ryan Gold, U.S. Geological Survey Nadine Reitman, U.S. Geological Survey Richard Briggs, U.S. Geological Survey William Barnhart, U.S. Geological Survey Gavin Hayes, U.S. Geological Survey The 24 September 2013 ...

Finding Active Faults Using Earthquake Focal Mechanisms, Geomorphic Analysis and Field Work (SLAM)
Vincent Cronin, Baylor University Jordan Dickinson, Baylor University The seismo-lineament analysis method (SLAM) uses an earthquake focal mechanism and a DEM or topographic map, along with geomorphic analysis, to ...

Strain Localization (and De-localization?) in Deep Continental Crust: Examples from an Exhumed Section and Remote Observations from Still Deep Crust in North America
Kevin H. Mahan, University of Colorado-Boulder Sean Regan, University of Massachusetts-Amherst Omero P. Orlandini, University of Colorado-Boulder Michael L. Williams, University of Massachusetts-Amherst Vera ...

Normal Faulting and Graben Development as Catalysts for Late Cenozoic Landscape Change, Fish Lake Plateau, Utah
Bailey Christopher, College of William & Mary Erika Wenrich, College of William & Mary Hanna Bartram, College of William & Mary David Marchetti, Western Colorado State University Scott Harris, College ...

Insights About Polygonal Faults and Related Structures from Extensive Exposures of the Cretaceous Khoman Formation, Western Desert, Egypt
Barbara Tewksbury, Hamilton College John Hogan, Missouri University of Science and Technology Simon Kattenhorn, University of Idaho Charlotte Mehrtens, University of Vermont Elhamy Tarabees, Damanhour University ...