Nick Dygert
Brown University Geological Sciences

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Publications:

Dygert, N., Liang, Y., Sun, C., Hess, P. (2014) An experimental study of trace element partitioning between augite and Fe-rich basalts. Geochimica et Cosmochimica Acta, doi:10.1016/j.gca.2014.01.042 (in press).

Dygert, N., Liang, Y., Hess, P. (2013) The importance of melt TiO2 in affecting high field strength element partitioning between Fe-Ti oxides and lunar picritic glass melts. Geochimica et Cosmochimica Acta, doi:10.1016/j.gca.2012.12.005.

Wang, C.G., Liang, Y., Xu, W.L., Dygert, N. (2013) Interaction between pyroxenite-derived melt and peridotite: laboratory dissolution experiments with applications to mineral compositional variations in mantle xenoliths from the North China Craton. Contributions to Mineralogy and Petrology, doi:10.1007/s00410-013-0938-6.

Manuscripts in Revision:

Dygert, N. and Liang, Y. Temperatures and cooling rates recorded in REE in coexisting pyroxenes in ophiolitic and abyssal peridotites.

Wang, C.G., Liang, Y., Xu, W.L., Dygert, N. Formation of orthopyroxenite by reaction between peridotite and hydrous basaltic melts: an experimental study.

Manuscripts in Preparation:

Dygert, N. and Liang, Y. Coupling among REE and HFSE but decoupling with Ni during melt percolation and melt-rock reaction in the mantle: an example from a dunite-harzburgite-lherzolite sequence from Trinity ophiolite.

Dygert, N., Hirth, G., Liang, Y. Rheology of ilmenite and ilmenite-olivine aggregates and implications for lunar mantle convection.

Abstracts:

Dygert, N., Liang, Y., Kelley, K., 2013. A possible difference in cooling rates recorded in REE in coexisting pyroxenes in peridotites from supra-subduction ophiolites and mid-ocean ridges. AGU Fall Meeting, T11A-2412. Download the poster.

Liang, Y., Wang, C., Saper, L., Dygert, N., Xu, W., 2013. Melt-rock reaction in the asthenospheric mantle: Perspectives from laboratory dissolution experiments. AGU Fall Meeting, V23D-03.

Dygert, N., Liang, Y., Hess P., 2013. An experimental study of REE and other trace element partitioning between augite and Fe-rich basalts: a parameterized model for planetary applications. Lunar and Planetary Science Conference, XLIV, #1582.

Dygert, N., Meyers, C., Hirth, G., Liang, Y., 2013. Weakness of ilmenite revealed by new rheological measurements with implications for lunar cumulate mantle overturn. Lunar and Planetary Science Conference, XLIV, #1591. Download the poster.

Dygert, N., Liang, Y., Hess P., 2012. The effect of melt TiO2 on Fe-Ti oxide-picritic basalt HFSE partitioning: parameterized models, lunar applications. Lunar and Planetary Science Conference, XLIII, #2033. Download the poster.

Dygert, N., Liang, Y., Kelemen, P., 2011. Trace element abundances in pyroxenes from a dunite-harzburgite-lherzolite sequence at the Trinity ophiolite: evidence for multiple episodes of melt migration and melt-rock reaction. AGU Fall Meeting, V31-D2557. Download the poster.

Dygert, N. and Liang, Y., 2011. Experimental evidence for High Field Strength incompatibility in titaniferous phases in equilibrium with high titanium mare basalts and picritic glass melts. Lunar and Planetary Science Conference, XLII, #1956.

Dygert, N. and Liang, Y., 2010. Compaction driven melt localization in dunites and associated rocks in the mantle: field observations and numerical experiments. AGU Fall Meeting, T23A-2229. Download the poster.

Yao, L., Dygert, N., Peterson, M., Sun, C., Wetzel, D., Liang, Y., 2010. “A bundle of columns” model for trace element fractionation during melting and melt migration in a vertically upwelling, chemically and lithologically heterogeneous mantle. AGU Fall Meeting, V11A-2258.

Contact

Brown University Geological Sciences
324 Brook St.
Box 1846
Providence, RI 02912
nicholas_dygert@brown.edu

Office: Geochem 048