Smithsonian National Museum of Natural History

Benjamin Andrews

Geologist and Associate Curator of Rocks and Ores
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
  • 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. "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. 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. 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.