Kevin H. Mahan PhD candidate University of Massachusetts-Amherst |
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Current Research
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Recent Publications:
Articles:
Mahan, K.H. and Williams, M.L., In Press, Reconstruction of a large deep-crustal
exposure: Implications for the nature of the Snowbird
Tectonic Zone and early
growth of Laurentia, Geology. Abstract (pdf)
Mahan, K.H., Williams, M.L., and Baldwin, J.A., 2003, Contractional
uplift of deep crustal rocks along the Legs Lake shear zone, western
Churchill Province,
Canadian Shield. Canadian Journal of Earth Sciences, v. 40, p. 1085-1110.
Mahan, K.H., Bartley, J.M., Coleman, D.S., Glazner, A.F., Carl, B.S., 2003,
Sheeted
intrusion of the synkinematic McDoogle pluton, Sierra
Nevada, California,
Geological Society of America Bulletin, v. 115, p. 1570-1582.
Mahan, K.H., Williams, M.L., Baldwin, J.A., and Bowring, S.A., 2001, Juxtaposition
of deep crustal and middle crustal rocks across the
Legs Lake shear
zone in northern Saskatchewan. In Summary of Investigations, Vol. 2.
Saskatchewan Geological Survey, Saskatchewan
Energy Mines, Regina,
Sask. 2001-4.2.
Articles in preparation:
Mahan, K.H., Williams, M.L., Flowers, R.M., Baldwin, J.A., Jercinovic, M.J.,
Bowring, S.A., In Preparation, Timing of shear zone deformation,
metamorphism, and regional
exhumation of lower crust, Canadian Shield, from integrated electron microprobe
monazite and U-Pb TIMS
geochronology, to be submitted
to Contributions to Mineralogy and Petrology
Mahan, K.H., Goncalves, P., Williams, M.L., and Jercinovic, M.J., In Preparation,
Hydrous fluid flow in a crustal-scale shear zone: relations to
monazite growth
and the timing of retrograde metamorphic reactions, East Lake Athabasca region,
Canadian Shield, to be submitted to
Journal of Metamorphic Geology
Abstracts:
Mahan, K.H., Dumond, G., and Williams, M.L., 2004, Metamorphic history of
the Upper Granite Gorge, Grand Canyon, Arizona. Geological
Society of America (GSA)
Annual meeting, Denver, CO.
Mahan, K.H., Goncalves, P., and Williams, M.L., 2004, Dating Metamorphism and
hydrous fluid flow in shear zones, Gordon Conference on
the Role of Fluids in
Deformation, Holyoke College, South Hadley, MA.
Mahan, K.H., Goncalves, P., Williams, M.L., and Jercinovic, M.J., 2004, Using
monazite to date metamorphism, deformation, and fluid
infiltration during exhumation
of deep crustal rocks in the Snowbird Tectonic Zone, northern Saskatchewan,
AGU-CGU spring meeting,
Montreal, Canada
Mahan, K.H., Williams, M.L., Goncalves, P., and Flowers, R.M., 2004, Deformation
and metamorphism in high strain zones in a deep-crustal
exposure, Snowbird Tectonic
Zone, northern Saskatchewan, Canada. Geological Association of Canada-Mineralogical
Association of
Canada (GAC-MAC) Annual
meeting, St. Catherines, Canada
Williams, M.L., Mahan, K.H., Jercinovic, M.J., Goncalves, P., and Karlstrom,
K., 2004, Linking deformation and metamorphism: Interpreting
tectonics from metamorphic
rocks, 23rd International Geological Congress, Florence, Italy.
Mahan, K.H., Williams, M.L., Goncalves, P., 2003, Using deformation and
metamorphism in high strain zones to track the exhumation history
of deep-crustal rocks
in the Canadian Shield. Geological Society of America Annual meeting, Seattle,
WA.
Dumond, G., Mahan, K.H., Williams, 2003, Elucidating the evolution of fundamental
tectonic boundaries using "relative" thermobarometry and
monazite geochronology:
a case study from the Upper Granite Gorge, Grand Canyon, Arizona. Geological
Society of America Annual
meeting, Seattle, WA.
Williams, M.L., Jercinovic, M.J., Karlstrom, K., Mahan, K.H., 2003, Interactions
between deformation and metamorphism: new techniques for
interpreting P-T paths
from metamorphic rocks. Geological Society of America Annual meeting, Seattle,
WA.
Mahan, K.H., Hoffman-Setka, D., Williams, M.L., Goncalves, P., 2003, Contrasting
lithotectonic domain boundaries within a deep crustal
exposure, northern Saskatchewan,
western Canadian Shield. Geological Association of Canada-Mineralogical Association
of Canada
Annual meeting, Vancouver,
B.C.