Geoffrey S. Pignotta, Ph.D.

Affiliations: 
2006 University of Southern California, Los Angeles, CA, United States 
Area:
Geology
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"Geoffrey Pignotta"
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Scott R. Paterson grad student 2006 USC
 (Testing models for the incremental growth of magma chambers and coupled displacement of host-rocks during pluton construction with an emphasis on magmatic stoping.)
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Publications

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Paterson SR, Memeti V, Pignotta G, et al. (2012) Formation and transfer of stoped blocks into magma chambers: The hightemperature interplay between focused porous flow, cracking, channel flow, host-rock anisotropy, and regional deformation Geosphere. 8: 443-469
Memeti V, Gehrels GE, Paterson SR, et al. (2010) Evaluating the Mojave-Snow Lake fault hypothesis and origins of central Sierran metasedimentary pendant strata using detrital zircon provenance analyses Lithosphere. 2: 341-360
Pignotta GS, Paterson SR, Coyne CC, et al. (2010) Processes involved during incremental growth of the Jackass Lakes pluton, central Sierra Nevada batholith Geosphere. 6: 130-159
Yoshinobu AS, Wolak JM, Paterson SR, et al. (2009) Determining relative magma and host rock xenolith rheology during magmatic fabric formation in plutons: Examples from the middle and upper crust Geosphere. 5: 270-285
Needy SK, Anderson JL, Wooden JL, et al. (2009) Mesozoic magmatism in an upper- to middle-crustal section through the Cordilleran continental margin arc, eastern Transverse Ranges, California Special Paper of the Geological Society of America. 456: 187-218
Wetmore PH, Connor CB, Kruse SE, et al. (2009) Geometry of the trachyte mesa intrusion, henry mountains, Utah: Implications for the emplacement of small melt volumes into the upper crust Geochemistry, Geophysics, Geosystems. 10
Paterson SR, Pignotta GS, Farris D, et al. (2008) Is stoping a volumetrically significant pluton emplacement process?: Discussion Bulletin of the Geological Society of America. 120: 1075-1079
Pignotta GS, Paterson SR. (2007) Voluminous stoping in the Mitchell Peak Granodiorite, Sierra Nevada batholith, California, USA Canadian Mineralogist. 45: 87-106
Paterson SR, Pignotta GS, Vernon RH. (2004) The significance of microgranitoid enclave shapes and orientations Journal of Structural Geology. 26: 1465-1481
Benn K, Paterson SR, Lund SP, et al. (2001) Magmatic fabrics in batholiths as markers of regional strains and plate kinematics: Example of cretaceous Mt. Stuart batholith Physics and Chemistry of the Earth, Part a: Solid Earth and Geodesy. 26: 343-354
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