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Papers

 

 

 

 

Published Papers (** = Baxter student; * = BU TIMS Facility user/collaborator)

Baxter E.F. and Scherer, E.E., 2013. Garnet: timekeeper of tectonometamorphic processes. Elements, v. 9 (in press)

Baxter E.F., Caddick, M.J., and Ague, J.J., 2013. Garnet: common mineral, uncommonly useful. Elements, v. 9 (in press)

Baxter, E.F., and Caddick, M.J., 2013. Garnet growth as a proxy for progressive subduction zone dehydration. Geology, v. 41, p. 643-646 (PDF)

Ague, J.J., Eckert, J.O., Chu, X., Baxter E.F., Chamberlain, C.P., 2013. Discovery of Ultrahigh-Temperature Metamorphism in the Acadian Orogen, Connecticut, USA. Geology. doi:10.1130/G33752.1 (PDF)

**Dragovic, B., **Samanta, L.M., Baxter, E.F., Selverstone, J., 2012. Using garnet to constrain the duration and rate of water-releasing metamorphic reactions during subduction: An example from Sifnos, Greece. Chemical Geology, v. 314-317, p. 9-22. (PDF)

*Korhonen, F.J., Brown, M., Grove, M., Siddoway, C.S., Baxter, E.F., and *Inglis, J.D. 2011. Separating metamorphic events in the Fosdick migmatite– granite complex, West Antarctica. Journal of Metamorphic Geology, v. 30. p. 165-191 (PDF).

**Pollington, A.D., and Baxter, E.F. 2011. High precision microsampling and preparation of zoned garnet porphyroblasts for Sm-Nd geochronology. Chemical Geology, 281, p. 270-282. doi:10.1016/j.chemgeo.2010.12.014 (PDF)

Baxter, E.F. 2010. Diffusion of Noble Gases in Minerals. Reviews in Mineralogy & Geochemistry, 72, Ch. 11, p. 509-557. (link to GSW)

**Clay, P.L., Baxter E.F., Kelley, S.P., Watson, E.B., Thomas, J., Cherniak, D.P. 2010. Combined RBS and laser depth profiling of Ar diffusion in quartz: evidence for two diffusion pathways. Geochimica et Cosmochimica Acta, 74, p. 5906–5925. PDF

**Pollington, A.D. and Baxter, E.F., 2010. High resolution Sm/Nd garnet geochronology reveals the uneven pace of tectonometamorphic processes. Earth and Planetary Science Letters, doi:10.1016/j.epsl.2010.02.019. PDF

*Peterman, E.M., Hacker, B.R., and Baxter, E.F., 2009. Phase transformations of continental crust during subduction and exhumation: Western Gneiss Region, Norway. European Journal of Mineralogy, 21, p. 1097-1118; DOI: 10.1127/0935-1221/2009/0021-1988. PDF

*Harvey J. and Baxter E.F., 2009. An improved method for TIMS high precision neodymium isotope analysis of very small aliquots (1 – 10 ng). Chemical Geology, 258, p. 251-257. PDF

**Lancaster, P.J., Baxter, E.F., Ague, J.J., Breeding, C.M., and Owens, T.L. 2008. Synchronous peak Barrovian metamorphism driven by syn-orogenic magmatism and fluid flow in southern Connecticut, USA. Journal of Metamorphic Geology, 26, p. 527-538. PDF

Ague, J.J., Baxter, E.F., 2007. Brief Heat Pulses During Mountain Building Recorded by Sr Diffusion in Apatite. Earth and Planetary Science Letters, 261, p. 500-516. PDF

Watson, E.B. and Baxter, E.F., 2007. Frontiers: Diffusion in solid-Earth systems. EPSL, 253, 307-327. PDF

Baxter, E.F., Asimow, P.D and Farley, K.A. 2007. Grain boundary partitioning of Ar and He. Geochimica et Cosmochimica Acta, 71, 424-451. PDF

Baxter, E.F. and DePaolo, D.J. 2004. Can metamorphic reactions proceed faster than bulk strain? Contributions to Mineralogy and Petrology, 146, 657-670. PDF

Baxter, E.F. 2003. Quantification of the factors controlling the presence of excess 40Ar and 4He. Earth and Planetary Science Letters, 216, 619-634. PDF

Baxter, E.F. 2003. Natural Constraints on Metamorphic Reaction Rates. in Geochronology - linking the isotopic record with petrology and textures. eds. Vance, Muller & Villa. Geological Society of London, Special Publication, 220, 183-202. PDF

Baxter, E.F., and DePaolo, D.J., 2002a. Field Measurement of High Temperature Bulk Metamorphic Reaction Rates I: Theory and Technique. American Journal of Science, 302, p. 442-464. PDF

Baxter, E.F., and DePaolo, D.J., 2002b. Field Measurement of High Temperature Bulk Metamorphic Reaction Rates II: Interpretation of Results from a Field Site near Simplon Pass, Switzerland. American Journal of Science, 302, 465-516. PDF

Baxter, E.F., DePaolo, D.J., and Renne, P.R., 2002. Spatially Correlated Anomalous 40Ar/39Ar “Age” Variations About a Lithologic Contact near Simplon Pass, Switzerland: A Mechanistic Explanation for Excess Ar. Geochimica et Cosmochimica Acta, 66, p. 1067-1083. PDF

Baxter, E.F., Ague, J.J., and DePaolo, D.J., 2002. Prograde Temperature-Time Evolution in the Barrovian Type-Locality Constrained by Precise Sm/Nd Garnet Ages from Glen Clova, Scotland. Journal of the Geological Society, London, 159, p. 71-82. PDF

Ague, J.J., Baxter, E.F., and J.O. Eckert, 2001. High fO2 During Sillimanite Zone Metamorphism of Part of the Barrovian Type Locality, Glen Clova, Scotland. Journal of Petrology, 42, p. 1301-1320. PDF

Baxter, E.F., and DePaolo, D.J., 2000. Field Measurement of Slow Metamorphic Reaction Rates at Temperatures of 500-600°C. Science, 288, p. 1411-1414. PDF

 

ABSTRACTS/CONFERENCES [*indicates Baxter-advised student]

Baxter, E.F., Caddick, M.J., Thompson, A.B., *Dragovic, B., *Pollington, A.D., & Ague, J.J., 2011. Causes of pulsed mineral growth during metamorphism. Goldschmidt Conference, Prague.

*Dragovic, B., Baxter, E.F., & Caddick, M.J., 2011. Accelerating garnet growth and related dehydration at blueschist-facies conditions, Sifnos, Greece. Goldschmidt Conference, Prague.

*Sullivan, N.C., Baxter E.F., & Mojzsis, S.J., 2011. 2575 Ma age of Nuvvuagittuq metamorphic garnet. Goldschmidt Conference, Prague.

Caddick, M.J., Baxter, E.F., & *Pollington, A.D., 2011. Contrasting mechanisms for two pulses of garnet growth at Stillup Tal, Tauern Window, Austria. Goldschmidt Conference, Prague.

Barkman, J.E., Bryce, J.G., Watson, E.B., Blichert-Toft, J., Baxter, E.F., Bowring, S.A., 2011. Phosphate dissolution/precipitation controls on Pb isotopic compositions of continental assimilants. Goldschmidt Conference, Prague.

Baxter E.F., 2011. INVITED: Advances in Sm-Nd Geochronology of Zoned Garnet Crystals. In: Aerden D.G.A.M. & Johnson, S.E. (eds) The Interrelationship Between Deformation and Metamorphism. Abstracts Volume. University of Granada.

Baxter E.F., 2010. INVITED: Noble Gas Diffusion in Minerals. MSA/GS Short Course on Diffusion, Napa, California, Dec 11-12, 2010.

Baxter, E.F., and Inglis, J.D. 2010. Precision and Accuracy of Garnet Sm-Nd Geochronology. AGU Fall Annual Meeting.

Baxter, E.F., *Pollington, A.D., *Dragovic, B., Gatewood, M.P., Inglis, J.D., Stowell, H.H., Hirsch, D.M., 2010. Progress in Zoned Garnet Sm-Nd Geochronology. GSA Annual Meeting.

Baxter, E.F. 2010. INVITED: Recognizing Thermal, Fluid, and Mineral Growth Pulses During Regional Orogenesis. GSA Annual Meeting.

*Dragovic, B., *Mehl, L.Y., Baxter, E.F., Selverstone, J., 2010. Constraining the duration and rate of garnet growth and dehydration during subduction, Sifnos, Greece. Goldschmidt Conference, Knoxville, TN.

*Andrews, M.G., Baxter, E.F., *Pollington, A.D., Spicuzza, M.J., Valley, J.W., 2010. Oxygen and strontium isotope zonation in a shear zone garnet: evidence for open system exchange. Goldschmidt Conference, Knoxville, TN.

Baxter, E.F., *Jordan, M.K., Inglis, J.D., 2010. Detrital Garnet Geochronology. Goldschmidt Conference, Knoxville, TN.

Wright, J., Hirsch, D., and Baxter E.F., 2009. Initial estimate for garnet nucleation rate at Townshend Dam, VT. GSA Annual Meeting, 2009.

*Pollington, A.D., Baxter, E.F., 2009. Pulses of rapid garnet growth observed from microsampling and Sm/Nd geochronology in a single zoned garnet. Goldschmidt Conference, Davos Switzerland.

Baxter, E.F., *Pollington, A.D., *Dragovic, B., *Jordan, M.K., and Inglis, J.D. 2009. Sm-Nd Garnet Geochronology: Higher Precision on Smaller Samples. Goldschmidt Conference, Davos Switzerland.

Baxter, E.F., *Pollington, A.D., *Mehl, L.Y., *Peterman, E.M., 2008. The Strength of Garnet Sm-Nd Geochronology: High Age Precision on Small Samples. GSA Annual Meeting, 2008.

Baxter, E.F., Harvey, J., *Pollington, A.D., *Mehl, L.Y., Peterman, E.M., 2008. High precision Nd isotopic analysis of very small aliquots (1-10ng). Goldschmidt Conference, Vancouver Canada.

Kelley, S.P., Baxter, E.F., Cherniak, D., *Clay, P.L., Thomas, J. and Watson, E.B. 2008. Two diffusion mechanisms for argon in K-feldspar? Goldschmidt Conference, Vancouver Canada.

Baxter, E.F., Harvey, J., *Mehl, L.Y., Peterman, E.M., 2007. An Improved Method for TIMS High Precision Nd Isotopic Analysis of Very Small Aliquots (1-10ng) With Example Application in Garnet Sm/Nd Geochronology.  AGU Annual Fall Meeting.

Peterman, E.M., Hacker, B.R., Baxter, E.F., 2007. Sm–Nd Garnet Geochronology Demonstrates Wholesale Transformation of Continental Crust During UHP Subduction—Western Gneiss Region, Norway. AGU Fall Annual Meeting.

*Pollington, A.D., Baxter E.F., 2007. Developing New Methods for Microsampling and Sm/Nd Dating of Zoned Garnet. AGU Fall Annual Meeting.

Peterman, E.M., Hacker, B.R., Baxter, E.F. 2007. Wholesale transformation of continental crust during UHP tectonism: garnet geochronology of the Western Gneiss Region, Norway. GSA Annual Meeting.

Baxter E.F. 2007. KEYNOTE: Disequilibrium and Excess Argon: Teaching some bad dogs new tricks. Goldschmidt Conference, Cologne Germany [2007 Clarke Award Lecture].

Baxter E.F., Ague, J.J., *Lancaster, P.J. 2007. Focused pulses of regional metamorphism. Goldschmidt Conference, Cologne Germany.

*Mehl, L.Y., *Barkman, J., Baxter, E.F., 2006. Constraining the Rate of Water Releasing Metamorphic Reactions in Subduction Zones. AGU Fall Annual Meeting.

†*Clay, P.L., Baxter E.F., Kelley, S.P., Watson, E.B., Thomas, J., Cherniak, D.P., 2006. Multi-path diffusion: Implications for the measurement of Ar solubility and partitioning between quartz and feldspar. AGU Fall Annual Meeting [†Clay received AGU Fall Meeting Student Presentation Award from the VGP Section].

Ague, J.J., and Baxter, E.F. 2006. Extremely short-duration peak metamorphism in the Barrovian zones, Scotland. AGU Fall Annual Meeting.

Baxter E.F., *Clay, P.L., Kelley, S.P., Watson, E.B., Thomas, J., Cherniak, D.P., 2006. Two diffusive pathways for quartz and feldspar. Goldschmidt Conference, Melbourne Australia.

*Clay, P.L., Baxter E.F., Kelley, S.P., Watson, E.B., Thomas, J., Cherniak, D.P., 2005. Experimental Study of Noble Gas Partitioning and Diffusion in Common Crustal Minerals. AGU Fall Annual Meeting.

Baxter, E.F. 2005. INVITED: Importance of Ar, He Transport and Partitioning in Grain Boundaries. Goldschmidt Conference, Moscow Idaho.

Baxter, E.F., 2005. INVITED: Comparing natural reaction kinetics for isotopic exchange and net-transfer reactions. Goldschmidt Conference, Moscow Idaho.

*Levine, J.A. and Baxter, E.F. 2005. A Sr and Nd isotopic study of the sources and age of salts from the Dry Valleys of Antarctica. NE Section GSA Annual Meeting.

*Lancaster, P.J., Baxter, E.F., and Ague, J.J. 2005. Temperature-time development in the Wepawaug Schist. NE Section GSA Annual Meeting.

Baxter, E.F. 2004. Field based constraints on reaction rates in the crust. AGU Fall Annual Meeting.

Baxter, E.F., Asimow, P.D., & Farley, K.A. 2003. INVITED: Measurement of Grain Boundary Partitioning of Ar and He. AGU Annual Fall Meeting.

Baxter, E.F. 2003. Deciding What Reaction Rate to Use in Your Model. GSA Annual Meeting.

Baxter, E.F. 2003. Accommodation of crustal excess Ar by mineral and fluid sinks. AGU Annual Spring Meeting, Nice, France.

Baxter, E.F. & DePaolo, D.J., 2002. INVITED: Can metamorphic reactions proceed faster than strain?. Goldschmidt Conference, Davos, Switzerland.

Baxter, E.F., Asimow, P.D., and Farley, K.A., 2001. Experimental Study of Grain Boundary Partitioning of Ar. AGU Annual Fall Meeting.

Baxter, E.F., 2001. The Transmissive Timescale: A System Parameter that Controls the Presence or Absence of Excess Ar. GSA Annual Meeting.

Baxter, E.F., 2001. INVITED: Field Measurement of Slow Metamorphic Reaction Rates and the Implications for Local Equilibrium-Based Geochemical Methods. Goldschmidt Conference, Hot Springs, Virginia.

Baxter, E.F., DePaolo, D.J., and Renne, P.R., 2001. Importance of the “Transmissive Timescale” for Ar in the Crust and a Hypothesis for Local Non-K Bearing Mineral Sinks for Ar. Goldschmidt Conference, Hot Springs, Virginia.

Baxter, E.F., DePaolo, D.J., and Renne, P.R., 2000. Ar Isotopic Variations in Biotites About a Lithologic Contact near Simplon Pass, Switzerland: Implications for Ar Bulk Diffusivity, Excess Ar, and Geochronology. AGU Annual Fall Meeting.

Baxter, E.F., Ague, J.J., and DePaolo, D.J., 2000. Tectonometamorphic History of the Barrovian Type-Locality Constrained by Precise Sm/Nd Garnet Ages from Glen Clova, Scotland. GSA Annual Meeting.

Baxter, E.F, DePaolo, D.J., and Renne, P.R., 2000. Ar and Sr Isotopic Variations About a Lithologic Contact near Simplon Pass, Switzerland: Implications for Diffusional Exchange and Geochronology. Goldschmidt Conference, Oxford, England.

Presented research at 1999 Gordon Research Conference on Rock Deformation

Baxter, E.F., and DePaolo, D.J., 1999. Similar Rates of Reaction and Strain in the Central Alps: Evidence for a Mechanistic Link? EOS, Transactions of the American Geophysical Union, v. 80, p. 1021.

Baxter, E.F., and DePaolo, D.J., 1999. Field Measurement of Very Slow Metamorphic Reaction Rates at Simplon Pass, Switzerland. Abstracts with Programs, GSA Annual Meeting, v.31, p. 103.

Baxter, E.F., and DePaolo, D.J., 1998. Field Constraints On Syn-Metamorphic Exchange Rates, Diffusivities, and Disequilibrium from Garnet and Whole Rock Rb-Sr Isotope Systematics. Abstracts with Programs, GSA Annual Meeting, v.30, p. 381.

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