{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "U.S. Geological Survey, Alaska Science Center", "hasEmail": "mailto:gs-ak_asc_datamanagers@usgs.gov"}, "description": "This dataset provides apatite U-Pb and fission-track data from modern river samples from 14 catchments draining the Yukon-Tanana Upland of east-central Alaska.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://doi.org/10.5066/P13YFD34", "description": "Landing page for access to the data", "format": "XML", "mediaType": "application/http", "title": "Digital Data"}, {"@type": "dcat:Distribution", "description": "The metadata original format", "downloadURL": "https://data.usgs.gov/datacatalog/metadata/USGS.6a8621721ba49b21c50f4f79.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_6a8621721ba49b21c50f4f79", "keyword": ["Age determinations", "Alaska", "Beaver Creek", "Birch Creek", "Charley River", "Chatanika River", "Chena River", "Earth science", "Fission-track dating", "Fortymile River", "GeoScientificInformation", "Geochronology", "Geology", "Goodpaster River", "Isotope ratios", "Isotopic age", "Isotopic analysis", "Ladue River", "Metamorphic rocks", "O'Brien Creek", "Preacher Creek", "Radiometric dating", "Salcha River", "Sedimentary rocks", "Seventymile River", "Tanana River", "USGS:6a8621721ba49b21c50f4f79", "Uranium-lead analysis", "Uranium-thorium analysis", "Wade Creek", "Walker Fork", "Yukon River", "Yukon-Koyukuk"], "modified": "2026-08-19T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-147.74, 63.26, -141.02, 65.86", "theme": ["geospatial"], "title": "Detrital Apatite U-Pb and Fission-Track Thermochronology from Yukon-Tanana Upland rivers, East-Central Alaska"}