James Greg Hirth Publications Publications (students** and postdocs* denoted by asterisks)
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1 Publications (students** and postdocs* denoted by asterisks) **Roland, E., M. Behn and G. Hirth, Thermal-mechanical behavior of oceanic transform faults- Implications for the spatial distribution of seismicity, Geochemistry, Geophysics, and Geosystems (G-cubed), submitted, **Homburg, J.M., G. Hirth and P.B. Kelemen, Investigation of the strength contrast at the Moho: A case study from the Oman Ophiolite, Geology, submitted, **Chernak, L.J., and G. Hirth, Rheology of antigorite serpentinite at high temperature and pressure, Earth Planet. Sci. Lett., submitted, **Sundberg, M., G. Hirth, and P.B. Kelemen, Trapped Melt in the Josephine Peridotite: Implications for Permeability and Melt-Extraction in the Upper Mantle, J. Petrology, in press, *Skemer, P., **J. Warren, P.B. Kelemen, and G. Hirth, Microstructural and rheological evolution of a mantle shear, J. Petrology, in press, **Miranda, E., G. Hirth, B.E. John, and H.J.B. Dick, Strain localization in gabbro mylonites from Atlantis Bank, Southwest Indian Ridge: the transition from dislocation to diffusion creep in plagioclase, Tectonophysics, in revision, Barber, D., H.-R. Wenk, G. Hirth and D.L. Kohlstedt, Dislocations in Minerals, in Dislocations in Solids, volume 16, edited by J.P. Hirth and L. Kubin, Elsevier, , Behn, M.D., G. Hirth and **J.R. Elsenbeck II, Implications of grain-size evolution on the seismic structure of the oceanic upper mantle, Earth Planet. Sci. Lett., 282, ,doi: /j.epsl , **Chernak, L., G. Hirth, J. Selverstone, and J. Tullis, The effect of aqueous and carbonic fluids on the dislocation creep strength of quartz, J. Geophys. Res., 114, B04201, doi: /2008jb005884, **Warren, J., G. Hirth, P. Kelemen, Evolution of olivine lattice preferred orientation during simple shear in the mantle, Earth Planet Sci. Lett., 272, , Escartin, J., *M. Andreani, G. Hirth, and B. Evans, Relationships between the microstructural evolution and the rheology of talc at elevated pressures and temperatures, Earth Planet. Sci. Lett., 268, , **Mehl, L., and G. Hirth, Plagioclase recrystallization and preferred orientation in layered mylonites: Evaluation of flow laws for the lower crust, J. Geophys. Res., 113, B05202, doi: /2007jb005075, Behn, M.D., G. Hirth and P. Kelemen, Lower crustal foundering as a mechanism for trench parallel seismic anisotropy below volcanic arcs, Science, 317, , *Billen, M., and G. Hirth, Rheologic controls on slab dynamics, Geochemistry, Geophysics, and Geosystems (G-cubed), 8, doi: /2007gc001597, ISSN: , Behn, M.D., **Boettcher, M., G. Hirth, On the thermal structure of oceanic transform faults, Geology, 35, , 2007.
2 Kelemen, P., and G. Hirth, A periodic shear-heating mechanism for intermediate depth earthquakes in the mantle, Nature, 446, , doi: /nature05717, Handy, M.R., G. Hirth, and R. Burgmann, Continental fault structure and rheology from the frictional-to-viscous transition downwards, in Tectonic Faults, Agents of Change on a Dynamic Earth, edited by M. Handy, G. Hirth, and N. Hovius, , MIT Press, Cambridge MA, **Boettcher, M., G. Hirth, and B. Evans, Olivine friction at the base of oceanic seismogenic zones, J. Geophys. Res., 112, B01205, doi: /2006jb004301, Ildefonse, B., Blackman, D.K., B., John, B.E., Ohara, Y., Miller, D.J., MacLeod, C.J., and the Expedition 304/305 Scientists, Oceanic Core Complexes and Crustal Accretion at Slow-Spreading Ridges: Geology, 35, ; DOI: /G23531A.1, *Baba K., P. Tarits, A. D. Chave, R. L. Evans, G. Hirth, R. L. Mackie, Electrical structure beneath the northern MELT line on the East Pacific Rise at S, Geophys. Res. Lett., 33, L22301, doi: /2006gl027528, Hirth, G., Protons lead the charge, Nature 443, , News and Views, **Warren, J.M., and G. Hirth, Grain size sensitive deformation mechanisms in naturally deformed peridotites, Earth Planet Sci. Lett., 248, , *Baba, K., A.D. Chave, R.L. Evans, G. Hirth, and R.L. Mackie, Mantle dynamics beneath the East Pacific Rise at 17 o S: Insights from the MELT EM data, J. Geophys. Res., 111, B02101, doi: /2004jb003598, Blackman, D., Ildefonse, B, John, B.E., Ohara, Y, Miller, D.J., and Expedition Science Party, IODP Expeditions 304 and 305: Oceanic Core Complex Formation, Atlantis Massif: Scientific Drilling, v. 1, p (doi:10.0 /iodp.sd ), 2005 *Billen, M., and G. Hirth, Newtonian versus non-newtonian upper mantle viscosity: Implications for subduction initiation, Geophys. Res. Lett., 32, L19304, doi: /2005gl023457, Evans, R.L., G. Hirth, *K. Baba, D. Forsyth, A. Chave and R. Mackie, Compositional controls on oceanic plates: geophysical evidence from the MELT Area, Nature, 437, , Gaherty, J.B., D. Lizarralde, J.A. Collins, G. Hirth, and **S. Kim, Mantle deformation during slow seafloor spreading constrained by observations of seismic anisotropy in the western Atlantic, Earth Planet. Sci., 228, , Lizarralde, D., JB. Gaherty, J.A. Collins, G. Hirth, and **S.D. Kim, Spreading-rate dependence of melt extraction at mid-ocean ridges from far-offset seismic data, Nature, 432, , **demartin, B., G. Hirth, B. Evans, Experimental Constraints on Thermal Cracking of Peridotite at Oceanic Spreading Centers, in J. Lin, ed., The Thermal Structure of the Oceanic Crust and Dynamics of Hydrothermal Circulation, Geophysical Monograph 148, American Geophysical Union, Washington, D.C., 148, , 2004.
3 Evans, B., Y. Bernabe and G. Hirth, Relations among porosity, permeability, and deformation in rocks at high temperatures, MARGINS Theoretical and Experimental Earth Science Series. 1: Rheology and Deformation of the Lithosphere at Continental Margins, eds. G.D. Karner, N.W. Driscoll, B. Taylor and D.L. Kohlstedt, Columbia University Press, , Hirth, G., and D. Kohlstedt, Rheology of the Upper Mantle and the Mantle Wedge: A View From the Experimentalists, in Inside the Subduction Factory, edited by John Eiler, Geophysical Monograph 138, , American Geophysical Union, Washington, D.C., **Mehl, L., B.R. Hacker, G. Hirth, and P. Kelemen, Arc-parallel flow within the mantle wedge: Evidence from the accreted Talkeetna arc, South Central Alaska, J. Geophys. Res., 108, B8, 2375, doi: /2002jb002233, *Zhu, W., and G. Hirth, A network model for permeability in partially molten rocks, Earth Planet. Sci. Lett., 212 (2003) , *Renner, J., **K. Viskupic, G. Hirth, and B. Evans, Melt extraction from partially molten peridotite, Geochemistry, Geophysics, and Geosystems, DOI number /2002GC000369, *Montesi, L.G.J., and G. Hirth, Grain size evolution and the rheology of ductile shear zones: from laboratory experiments to postseismic creep, Earth Plant. Sci. Lett., 211, , Hirth, G, Laboratory constraints on the rheology of the upper mantle, in Plastic Deformation of Minerals and Rocks, edited by S. Karato and H.R. Wenk, Reviews in Mineralogy and Geochemistry, 51, , **Yoshinobu, A., and G. Hirth, Microstructural and experimental constraints on the rheology of partially molten gabbro beneath oceanic spreading centers, J. Struct. Geol., 24, *Renner, J., B. Evans, and G. Hirth, Grain growth and inclusion formation in partially molten carbonate rocks, Cont. Min. Pet., 142, , Dick, H.J.B., K. Ozawa, P.T. Robinson, P.S. Meyer, Y. Niu, M. Constantin, G. Hirth, J. Natland, and R. Hebert, Primary silicate mineral chemistry of a 1.5 km section of ultra-slow spread lower ocean crust: ODP Hole 735B, Southwest Indian Ridge, Leg 176 ODP Scientific Results Volume, Hirth, G., C. Teyssier, and W.J. Dunlap, An evaluation of quartzite flow laws based on comparisons between experimentally and naturally deformed rocks, Int. J. Earth Sci., (Geologishe Rundschau), 90, 77-87, Evans, B., *J. Renner, and G. Hirth, A few remarks on the kinetics of grain growth in rocks, Int. J. Earth Sci., (Geologishe Rundschau), 90, , Escartin, J., G. Hirth, and B. Evans, Strength of slightly serpentinized peridotites: Implications for the tectonics of oceanic lithosphere, Geology, 29, , 2001.
4 *Garrido, C.J., P. Kelemen, and G. Hirth, Variation of cooling rate with depth in lower crust formed at an oceanic spreading ridge; Plagioclase crystal size distributions in gabbros from the Oman Ophiolite, Geochemistry, Geophysics, and Geosystems (G 3 ), 2, Paper number 2000GC000136, Tucholke, B.E., Fujioka, K., Ishihara, T., G. Hirth, and M. Kinoshita, Submersible study of an oceanic megamullion in the central North Atlantic, J. Geophys. Res., 106, , Hirth, G., Evans, R.L., and A.D. Chave, Comparison of continental and oceanic mantle electrical conductivity: Is the Archean lithosphere dry?, Geochemistry, Geophysics, and Geosystems (G 3 ), 1, Paper Number 2000CG000048, **Braun, M., G. Hirth, and E.M. Parmentier, The effects of deep, damp melting on mantle flow and melt generation beneath mid-ocean ridges, Earth Planet. Sci. Lett., 176, , Kelemen, P. B., **M. Braun and G. Hirth, Spatial distribution of melt conduits in the mantle beneath oceanic spreading ridges, Geochemistry, Geophysics, and Geosystems (G 3 ), 1, Paper Number 1999GC000012, *Renner, J., B. Evans, and G. Hirth, On the rheologically critical melt percentage, Earth Planet. Sci. Lett., 181, , Dick, H.J.B., J.H. Natland, J.C. Alt, W.Bach, D. Bideau, J.S. Gee, S. Haggas, J.G.H. Hertogen, G. Hirth, P.M. Holm, B. Ildefonse, G.J. Iturrino, B.E.John, D.S.Kelley, E. Kikawa, A. Kingdon, P.J. LeRoux, J. Maeda, P.S. Meyer, D.J. Miller, H.R. Naslund, Y. Niu, P.T. Robinson, J. Snow, R.A. Stephen, P.W.Trimby, H.-U. Worm, and A. Yoshinobu, A long in-situ section of the lower ocean crust: results of ODP Leg 176 drilling at the Southwest Indian Ridge, Earth Planet. Sci. Lett., 179, 31-51, *Ito, G., Y. Shen, G. Hirth and C.J. Wolfe, Mantle flow, melting, and dehydration of the Iceland mantle plume, Earth and Planet. Sci. Lett, 165, 81-96, Hirth, G., **J. Escartín, and J. Lin, The rheology of the lower oceanic crust: Implications for lithospheric deformation at mid-ocean ridges, in Faulting and Magmatism at Mid- Ocean Ridges, Geophys. Monogr. Ser., vol. 106, edited by W.R. Buck, P.T. Delaney, J.A. Karson and Y. Lagabrielle, pp , Hirth, G., and J. Tullis, Dislocation creep regimes in experimentally deformed quartz aggregates, in Atlas of mylonitic and fault-related rocks, Edited by A.W. Snoke, J.A. Tullis, V.R. Todd, Princeton Univ. Press, , Hirth, G., **J.W. Dunlap, C. Teyssier, Dislocation creep regimes in naturally deformed quartz aggregates, in Atlas of mylonitic and fault-related rocks, Edited by A.W. Snoke, J.A. Tullis, V.R. Todd, Princeton Univ. Press, , **Escartín, J., G. Hirth, and B. Evans, Non-dilatant brittle deformation of serpentinites: Implications for mohr-coulomb theory and the strength of faults, J. Geophys. Res., 102, , Kelemen, P.B., G. Hirth, N. Shimizu, M. Spiegelman, and H.J.B. Dick, A review of melt migration processes in the adiabatically upwelling mantle beneath oceanic spreading ridges, Philos. Trans. R. Soc. London A355, , 1997.
5 **Escartín, J., G. Hirth, and B. Evans, Effects of serpentinization on lithospheric strength and the style of normal faulting at slow spreading ridges, Earth and Planet. Sci. Lett, 151, , **Dunlap, W.J., G. Hirth, and C. Teyssier, Thermomechanical evolution of a midcrustal duplex and implications for midcrustal rheology, Tectonics, 16, , Hirth, G., and D.L. Kohlstedt, Water in the oceanic mantle: Implications for rheology, melt extraction and the evolution of the lithosphere, Earth Planet. Sci. Lett., 144, , **Jaroslow, G.E., G. Hirth, and H.J.B. Dick, Abyssal peridotite mylonites: implications for grain-size sensitive flow and strain localization in the oceanic lithosphere, Tectonophysics, 256, 17-37, Hirth, G., and D.L. Kohlstedt, Experimental constraints on the dynamics of the partially molten upper mantle: Deformation in the diffusion creep regime, J. Geophys. Res., 100, , 1995a. Hirth, G., and D.L. Kohlstedt, Experimental constraints on the dynamics of the partially molten upper mantle: 2. Deformation in the dislocation creep regime, J. Geophys. Res., 100, 15,441-15,449, 1995b. **Lizarralde, D., A. Chave, G. Hirth, and A. Schultz, Northeastern Pacific mantle conductivity profile from long-period magnetotelluric sounding using Hawaii-to- California submarine cable data, J. Geophys. Res., 100, 17,837-17,854, Hirth, G., and J. Tullis, The brittle-plastic transition in experimentally deformed quartz aggregates, J. Geophys. Res., 99, , Hirth, G., and J. Tullis, Dislocation creep regimes in quartz aggregates, J. Struct. Geol., 14, , Hirth, G., and J. Tullis, The effect of porosity on the strength of quartz aggregates deformed in the dislocation creep regime, Tectonophysics, 200, , Hirth, G., and J. Tullis, Reply to comment on "The effects of pressure and porosity on the micromechanics of the brittle-ductile transition in quartzite", J. Geophys. Res., 96, 11,881-11,882, Hirth, G., and J. Tullis, The effects of pressure and porosity on the micromechanics of the brittle-ductile transition in quartzite, J. Geophys. Res., 94, 17,825-17,838, Books Tectonic Faults: Agents of Change on a Dynamic Earth, Edited by Mark R. Handy, Greg Hirth and Niels Hovius, MIT Press, June 2007.
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