USAP-DC

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{"@context": "https://schema.org/", "@type": "Dataset", "@id": "doi:10.15784/601907", "additionalType": ["geolink:Dataset", "vivo:Dataset"], "name": "Argon thermochronological data on Pliocene ice-rafted detrital mineral grains from IODP Expedition 379 in the Amundsen Sea sector", "description": "This dataset contains 40Ar/39Ar measurements on detrital mineral grains from ice-rafted detritus at International Ocean Discovery Program Sites U1532 and U1533 in the Amundsen Sea sector. The depositional age of the sediments is early Pliocene.", "citation": "Hemming, S. R., & Passchier, S. (2025) \"Argon thermochronological data on Pliocene ice-rafted detrital mineral grains from IODP Expedition 379 in the Amundsen Sea sector\" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/10.15784/601907.", "datePublished": "2025-12-31", "keywords": ["40Ar/39Ar", "Amundsen Sea", "Amundsen Sea Sector", "Antarctica", "Cryosphere", "Ice-Rafted Detritus", "IODP", "Paleoclimate", "Pliocene", "Provenance", "Sedimentology"], "creator": [{"@type": "Person", "additionalType": "geolink:Person", "name": "Hemming, Sidney R.", "email": "sidney@ldeo.columbia.edu", "affiliation": {"@type": "Organization", "name": "Lamont-Doherty Earth Observatory, 61 Rt. 9W"}}, {"@type": "Person", "additionalType": "geolink:Person", "name": "Passchier, Sandra", "email": "passchiers@montclair.edu", "affiliation": {"@type": "Organization", "name": null}}], "distribution": [{"@type": "DataDownload", "additionalType": "http://www.w3.org/ns/dcat#DataCatalog", "encodingFormat": "text/xml", "name": "ISO Metadata Document", "url": "https://www.usap-dc.org/metadata/isoxml/601907iso.xml", "contentUrl": "/dataset/filename"}, {"@type": "DataDownload", "@id": "http://dx.doi.org/10.15784/601907", "additionalType": "dcat:distribution", "url": "http://dx.doi.org/10.15784/601907", "contentUrl": "/dataset/filename", "encodingFormat": "text/html"}, {"@type": "DataDownload", "@id": "https://www.usap-dc.org/view/dataset/601907", "additionalType": "dcat:distribution", "url": "https://www.usap-dc.org/view/dataset/601907", "contentUrl": "/dataset/filename", "encodingFormat": "text/html"}], "identifier": {"@type": "PropertyValue", "propertyID": "https://registry.identifiers.org/registry/doi", "value": "doi:10.15784/601907", "url": "https://doi.org/10.15784/601907"}, "contributor": [{"@type": "Role", "roleName": "credit", "description": "funderName:NSF:GEO:OPP:Antarctic Earth Sciences awardNumber:2114839 awardTitle:West Antarctic Ice-sheet Change and Paleoceanography in the Amundsen Sea Across the Pliocene Climatic Optimum"}], "license": [{"@type": "CreativeWork", "URL": "https://creativecommons.org/licenses/by/4.0/", "name": "MD_Constraints", "description": "useLimitation: Creative Commons Attribution Only v4.0 Generic [CC BY 4.0]."}, {"@type": "CreativeWork", "name": "MD_LegalConstraints", "description": "accessConstraints: license. otherConstraints: Creative Commons Attribution Only v4.0 Generic [CC BY 4.0]."}, {"@type": "CreativeWork", "name": "MD_SecurityConstraints", "description": "classification: "}], "publisher": {"@type": "Organization", "name": "U.S. Antarctic Program (USAP) Data Center"}, "spatialCoverage": [{"@type": "Place", "geo": {"@type": "GeoShape", "box": "-68.735, -109.05, -68.612, -107.524"}}]}

Argon thermochronological data on Pliocene ice-rafted detrital mineral grains from IODP Expedition 379 in the Amundsen Sea sector Data DOI: https://doi.org/10.15784/601907 Cite as Hemming, S. R., & Passchier, S. (2025) "Argon thermochronological data on Pliocene ice-rafted detrital mineral grains from IODP Expedition 379 in the Amundsen Sea sector" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/10.15784/601907. Abstract This dataset contains 40Ar/39Ar measurements on detrital mineral grains from ice-rafted detritus at International Ocean Discovery Program Sites U1532 and U1533 in the Amundsen Sea sector. The depositional age of the sediments is early Pliocene. Creator(s): Hemming, Sidney R.; Passchier, Sandra Date Created: 2025-02-24 Repository: USAP-DC (current) License: Creative Commons Attribution Only v4.0 Generic [CC BY 4.0] Spatial Extent(s) West: -109.05, East: -107.524, South: -68.735, North: -68.612 Award(s) NSF 2114839 Version: 1 Related Project(s) West Antarctic Ice-sheet Change and Paleoceanography in the Amundsen Sea Across the Pliocene Climatic Optimum References Sandra Passchier, Claus-Dieter Hillenbrand, Sidney Hemming, Werner Ehrmann, Thomas Frederichs, Steve M. Bohaty, Ronald Leon, Olga Libman-Roshal, Lisbeth Mino-Moreira, Karsten Gohl, Julia Wellner. West Antarctic ice retreat and deepwater formation in the Amundsen Sea in the warm early Pliocene. Nature Communications. Keywords 40Ar/39Ar Amundsen Sea Amundsen Sea Sector Antarctica Cryosphere Ice-Rafted Detritus IODP Paleoclimate Pliocene Provenance Sedimentology