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Eckerd College

1 ARTICLES PUBLISHED IN JoVE

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Chemistry

Sediment Core Extrusion Method at Millimeter Resolution Using a Calibrated, Threaded-rod
Patrick T. Schwing 1, Isabel C. Romero 1, Rebekka A. Larson 2, Bryan J. O'Malley 1, Erika E. Fridrik 1, Ethan A. Goddard 1, Gregg R. Brooks 2, David W. Hastings 2, Brad E. Rosenheim 1, David J. Hollander 1, Guy Grant 1, Jim Mulhollan 1
1College of Marine Science, University of South Florida, 2Marine Science and Chemistry, Eckerd College

An extrusion method using a calibrated threaded-rod is presented, which allows for mm scale subsampling of aquatic sediment cores. Millimeter-scale sampling is necessary to fully characterize recent event stratigraphy in sediment records.

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