Search Results - "Axen, Gary"

Geochemical, Mineralogical, and Fluid Processes in the Brittle‐Plastic Transition of Continental Crust by Axen, Gary

“…The brittle‐plastic transition (BPT), the strongest part of the crust, is critical to continental geodynamics but is poorly understood relative to simpler…”
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Basal continental mantle lithosphere displaced by flat-slab subduction by Axen, Gary J., van Wijk, Jolante W., Currie, Claire A.

“…During the subhorizontal (flat) subduction of an ocean–lithosphere plate, the overlying continental plate is deformed far inland of the plate boundary. In…”
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Tectonic subsidence, geoid analysis, and the Miocene-Pliocene unconformity in the Rio Grande Rift, Southwestern United States; implications for mantle upwelling as a driving force for rift opening by van Wijk, Jolante, Koning, Daniel, Axen, Gary J, Coblentz, David, Gragg, Evan, Sion, Brad

“…We use tectonic subsidence patterns from wells and stratigraphic sections to describe the mid-Miocene to present tectonic subsidence history of the Rio Grande…”
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Fault localization controlled by fluid infiltration into mylonites: Formation and strength of low-angle normal faults in the midcrustal brittle-plastic transition by Selverstone, Jane, Axen, Gary J., Luther, Amy

“…Minidetachments (MDs) found in the uppermost footwall of the Whipple low‐angle normal fault record physical and chemical conditions of LANF formation and early…”
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Late Paleozoic Evolution of the Anadarko Basin: Implications for Laurentian Tectonics and the Assembly of Pangea by Hobbs, Noah. F., Wijk, Jolante W., Leary, Ryan, Axen, Gary J.

“…Interplay between marginal and intraplate late Paleozoic tectonics in southeastern Laurentia is a subject of debate. In southern Laurentia, intraplate…”
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U-Pb zircon geochronology of late Neoproterozoic–Early Cambrian granitoids in Iran: Implications for paleogeography, magmatism, and exhumation history of Iranian basement by Hassanzadeh, Jamshid, Stockli, Daniel F., Horton, Brian K., Axen, Gary J., Stockli, Lisa D., Grove, Marty, Schmitt, Axel K., Walker, J. Douglas

“…Eurasia has largely grown to its present enormous size through episodic addition of crustal blocks by recurring birth and demise of oceans such as Paleotethys…”
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Thermo-kinematic modeling of detachment-dominated extension, northeastern Death Valley area, USA: Implications for mid-crustal thermal-rheological evolution by Lutz, Brandon M., Ketcham, Richard A., Axen, Gary J., Beyene, Mengesha A., Wells, Michael L., van Wijk, Jolante W., Stockli, Daniel F., Ross, Jake I.

“…The deep structure of continental detachment faults remains debated. Thermo-mechanical models generate detachments that either transect the lithosphere or…”
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Variation in styles of rifting in the Gulf of California by Sutherland, Fiona, Brown, Hillary E, Axen, Gary J, Harding, Alistair J, Lizarralde, Daniel, Umhoefer, Paul J, Fletcher, John M, González-Fernández, Antonio, Paramo, Pedro, Kent, Graham M, Holbrook, W. Steven

“…Constraints on the structure of rifted continental margins and the magmatism resulting from such rifting can help refine our understanding of the strength of…”
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Late Tertiary tectonic evolution of northern Iran: A case for simple crustal folding by Guest, Bernard, Guest, Alice, Axen, Gary

“…Here we present a crustal folding or buckling mechanism to explain the rootless 3–5 km high Alborz Mountains in northern Iran as well as ∼10 km of Late Miocene…”
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A rock record of paleoseismic cycling; unique layered cataclasites below the West Salton detachment fault, Southern California by Axen, Gary J, Selverstone, Jane, Luther, Amy

“…Only relatively rare fault rocks record paleoseismicity (e.g., pseudotachylyte), though most fault slip probably accumulates during earthquakes. We describe…”
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Revised age of proximal deposits in the Zagros foreland basin and implications for Cenozoic evolution of the High Zagros by Fakhari, Mohammad D., Axen, Gary J., Horton, Brian K., Hassanzadeh, Jamshid, Amini, Abdolhossein

“…The regionally extensive, coarse-grained Bakhtiyari Formation represents the youngest synorogenic fill in the Zagros foreland basin of Iran. The Bakhtiyari is…”
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Analysis of Geologic CO2 Migration Pathways in Farnsworth Field, NW Anadarko Basin by van Wijk, Jolante, Hobbs, Noah, Rose, Peter, Mella, Michael, Axen, Gary, Gragg, Evan

“…This study reports on analyses of natural, geologic CO2 migration paths in Farnsworth Oil Field, northern Texas, where CO2 was injected into the Pennsylvanian…”
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Nature of the crust in the northern Gulf of California and Salton Trough by Van Wijk, Jolante W, Heyman, Samuel P, Axen, Gary J, Persaud, Patricia

“…In the southern Gulf of California, the generation of new oceanic crust has resulted in linear magnetic anomalies and seafloor bathymetry that are…”
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Chronology of terraces in the Rio Grande Rift, Socorro Basin, New Mexico; implications for terrace formation by Sion, Brad D, Phillips, Fred M, Axen, Gary J, Harrison, J. Bruce J, Love, David W, Zimmerer, Matthew J

“…The Rio Grande rift hosts a remarkable record of Quaternary river incision preserved in an alluvial terrace sequence that has been studied for more than a…”
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Middle to late Cenozoic basin evolution in the western Alborz Mountains: Implications for the onset of collisional deformation in northern Iran by Guest, Bernard, Horton, Brian K., Axen, Gary J., Hassanzadeh, Jamshid, McIntosh, William C.

“…Oligocene‐Miocene strata preserved in synclinal outcrop belts of the western Alborz Mountains record the onset of Arabia‐Eurasia collision‐related deformation…”
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Correction to "Field tests of rolling hinges: Existence, mechanical types, and implications for extensional tectonics" by Axen, Gary J., Bartley, John M.

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Timing of thrust activity in the High Zagros fold-thrust belt, Iran, from (U-Th)/He thermochronometry by Gavillot, Yann, Axen, Gary J., Stockli, Daniel F., Horton, Brian K., Fakhari, Mohammad D.

“…Apatite and zircon (U‐Th)/He cooling ages are used to quantify the timing of exhumation associated with thrust faulting in the High Zagros fold‐thrust belt…”
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Miocene-Pliocene exhumation along the west Salton detachment fault, southern California, from (U-Th)/He thermochronometry of apatite and zircon by Shirvell, Catherine R., Stockli, Daniel F., Axen, Gary J., Grove, Marty

“…The Salton Trough is the northernmost segment of the active Gulf of California oblique rift system. The main rift‐related structure in the western Salton…”
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Thermal evolution of Monte Blanco dome: Low-angle normal faulting during Gulf of California rifting and late Eocene denudation of the eastern Peninsular Ranges by Axen, Gary J., Grove, Marty, Stockli, Daniel, Lovera, Oscar M., Rothstein, David A., Fletcher, John M., Farley, Kenneth, Abbott, Patrick L.

“…Footwall rocks of the Cañada David detachment fault, northeastern Baja California, record late Eocene‐earliest Oligocene and late Neogene cooling events…”
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High-temperature embrittlement of extensional Alpine mylonite zones in the midcrustal ductile-brittle transition by Axen, Gary J., Selverstone, Jane, Wawrzyniec, Tim

“…Structural and fluid inclusion analyses of two large‐displacement extensional Alpine shear zones show that embrittlement occurred at anomalously high…”
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