Smithsonian National Museum of Natural History

Benjamin Andrews

Geologist and Associate Curator of Rocks and Ores
Department / Division
Education
  • B.A., University of Oregon
  • M.S., University of Alaska
  • Ph.D., University of Texas Austin
Research Interests

Volcanic processes and hazards ranging from magmatic storage and recharge conditions, through eruption, to deposition; rates of mass, momentum, and energy transfer in different volcanic and geologic processes; analog modeling, optical flow velocimetry, turbulence analysis, sample grain size and component analysis, experimental petrology, electron microscopy, and crystal isotope stratigraphy.

Publications
Article
  • Lavallée, Yan, Dingwell, Donald B., Johnson, Jeffrey B., Cimarelli, Corrado, Hornby, Adrian J., Kendrick, Jackie E., von Aulock, Felix W., Kennedy, Ben M., Andrews, Benjamin J., Wadsworth, Fabian B., Rhodes, Emma, and Chigna, Gustavo. 2015. "Thermal vesiculation during volcanic eruptions." Nature 528 (7583):544–547. https://doi.org/10.1038/nature16153
  • McCormick, Brendan, Popp, Christoph, Andrews, Benjamin J., and Cottrell, Elizabeth. 2015. "Ten years of satellite observations reveal highly variable sulphur dioxide emissions at Anatahan Volcano, Mariana Islands." Journal of Geophysical Research. D. Atmospheres 120 (14):7258–7282. https://doi.org/10.1002/2014JD022856
  • Waters, Laura E., Andrews, Benjamin J., and Lange, Rebecca A. 2015. "Rapid Crystallization of Plagioclase Phenocrysts in Silicic Melts during Fluid-saturated Ascent: Phase Equilibrium and Decompression Experiments." Journal of Petrology 56 (5):981–1006. https://doi.org/10.1093/petrology/egv025
  • Andrews, Benjamin J. 2014. "Dispersal and air entrainment in unconfined dilute pyroclastic density currents." Bulletin of Volcanology 76 (9):852–852. https://doi.org/10.1007/s00445-014-0852-4
  • Andrews, Benjamin J. 2014. "Magmatic storage conditions, decompression rate, and incipient caldera collapse of the 1902 eruption of Santa Maria Volcano, Guatemala." Journal of Volcanology and Geothermal Research 282:103–114. https://doi.org/10.1016/j.jvolgeores.2014.06.009
  • Andrews, Benjamin J. and Manga, Michael. 2014. "Thermal and rheological controls on the formation of mafic enclaves or banded pumice." Contributions to Mineralogy and Petrology 167 (1):https://doi.org/10.1007/s00410-013-0961-7
  • Johnson, Jeffrey B., Lyons, J. J., Andrews, Benjamin J., and Lees, J. M. 2014. "Explosive dome eruptions modulated by periodic gas-driven inflation." Geophysical Research Letters 41 (19):6689–6697. https://doi.org/10.1002/2014GL061310
  • Andrews, Benjamin J. and Manga, Michael. 2012. "Experimental study of turbulence, sedimentation, and coignimbrite mass partitioning in dilute pyroclastic density currents." Journal of Volcanology and Geothermal Research 225-226:30–44. https://doi.org/10.1016/j.jvolgeores.2012.02.011
  • Cardenas, M. B., Lagmay, Alfredo Mahar F., Andrews, Benjamin J., Rodolfo, Raymond S., Cabria, Hillel B., Zamora, Peter B., and Lapus, Mark R. 2012. "Terrestrial smokers: Thermal springs due to hydrothermal convection of groundwater connected to surface water." Geophysical Research Letters 39:https://doi.org/10.1029/2011GL050475
  • Andrews, Benjamin J. and Manga, Michael. 2011. "Effects of topography on pyroclastic density current runout and formation of coignimbrites." Geology 39 (12):1099–1102. https://doi.org/10.1130/G32226.1

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Chapter
  • Siebert, Lee, Cottrell, Elizabeth, Venzke, Edward A., and Andrews, Benjamin J. 2015. "Earth's Volcanoes and Their Eruptions: An Overview." in The Encyclopedia of Volcanoes, edited by Sigurdsson, Haraldur., 2nd ed. 239–255. Amsterdam: Academic Press. https://doi.org/10.1016/B978-0-12-385938-9.00012-2