USAP-DC

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U-Pb zircon and apatite fission track dates for IRD (ice-rafted cobbles and mineral grains) from IODP379 drill sites Cite as Siddoway, C. S. (2024) "U-Pb zircon and apatite fission track dates for IRD (ice-rafted cobbles and mineral grains) from IODP379 drill sites" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/None. Abstract The table contains sample identifiers, location data, and geochronology data (U-Pb zircon dates; apatite fission track determinations) from selected intervals of sediment cores obtained at sites U1532 (A, B, C, G) and U1533 (A, B) recovered during IODP Expedition 379 to the outer Amundsen Sea, Antarctica. Creator(s): Siddoway, Christine Date Created: 2024-08-27 Repository: USAP-DC (current) License: Creative Commons Attribution Only v4.0 Generic [CC BY 4.0] Spatial Extent(s) West: -109.1, East: -107.5, South: -69, North: -68.6 Temporal Extent(s) Start: 2020-06-01 - End: 2024-05-31 Award(s) NSF 1939146 Version: 1 Related Project(s) Collaborative Research: Testing the Linchpin of WAIS Collapse with Diatoms and IRD in Pleistocene and Late Pliocene Strata of the Resolution Drift, Amundsen Sea, Antarctica References Siddoway, C., Thomson, S.T., Hemming, S., Buchband, H., Quigley, C., Furlong, H., Hilderman, R., and 6 others, 2021, U-Pb zircon geochronology of dropstones and IRD in the Amundsen Sea, applied to the question of bedrock provenance and Pliocene ice sheet extent in West Antarctica (doi:10.5194/egusphere-egu21-9151) Iverson, N., Siddoway C., Zimmerer M., Smellie J., Dunbar N., Gohl K. and IODP Exp. 379 scientists, 2021, Rhyolite volcanism in the Marie Byrd Land volcanic province, Antarctica: New evidence for pyroclastic eruptions during latest Pliocene icesheet expansion (doi:10.5194/egusphere-egu21-9003) Siddoway, C., Thomson, S.N., Cavosie, A., Alfaro, J. and Iverson, N., 2023, Inventory of ice-rafted clasts and sediment constituents that track with dynamic ice-margin processes and biological productivity, Amundsen Sea region, Antarctica. European Geophysical Union Meeting (Vienna, 23–28 April), Abstract EGU23-9728 (doi:10.5194/egusphere-egu23-9728) Keywords Amundsen Sea Amundsen Sea Antarctica Cryosphere Geochronology Marie Byrd Land Subglacial Bedrock Thermochronology