Electron backscatter (15 kV) images of representative P-E spherules from Hole 1051B, Wilson Lake B, and Millville cores and the Medford exposure. This material relates to a paper that appeared in the 14 October 2016, issue of Science, published by AAAS. The paper, by M.F. Schaller at Rensselaer Polytechnic Institute (RPI) in Troy, NY, and colleagues was titled, "Impact ejecta at the Paleocene-Eocene boundary."
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