{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "Katherine Norton", "hasEmail": "mailto:knorton@usgs.gov"}, "description": "The dataset documents results from testing of 1) vendor-supplied reference materials 2) NIST-traceable polysidperse glass bead reference materials 3) mixtures of commercially-available glass beads 4) mixtures of internal reference materials prepared from geologic material", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://doi.org/10.5066/P9D93GTQ", "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.5c76f335e4b0fe48cb4c8d34.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_5c76f335e4b0fe48cb4c8d34", "keyword": ["USGS:5c76f335e4b0fe48cb4c8d34", "laser diffraction", "method performance", "particle-size analysis", "sediment"], "modified": "2020-08-27T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-122.4992356, 45.6098965, -122.4992356, 45.6098965", "theme": ["geospatial"], "title": "Particle-size analysis results for a variety of natural and man-made materials used to assess the precision and accuracy of laboratory laser-diffraction particle-size analysis of fluvial sediment"}