{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "Lawrence J. Poppe", "hasEmail": "mailto:lpoppe@usgs.gov"}, "description": "An unusual accumulation ofi ncohesive fine-grained sediment (silt and clay) occurs in the midst of the sand-covered continental shelf south of Martha's Vineyard.  This 4000 square mile deposit of soft material is assumed to overlie relict Pleistocene sands.  The objective of this study was to determine the distribution, thickness, and engineering properties of this fine-grained deposit.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "http://pubs.usgs.gov/of/2003/of03-001/htmldocs/data.htm", "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.c39774ca-9f1e-4883-914e-514db0ae15df.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_c39774ca-9f1e-4883-914e-514db0ae15df", "keyword": ["Atlantic", "CMGP", "Coastal and Marine Geology Program", "Continental Shelf", "GIS", "Geographic Information System", "Martha's Vineyard", "Mud Patch", "Open-File Report 03-001", "Shelf", "U.S. East Coast", "U.S. Geological Survey", "USGS", "USGS:c39774ca-9f1e-4883-914e-514db0ae15df", "WHOI", "Woods Hole Oceanographic Institution", "Woods Hole Science Center", "clay", "geoscientificInformation", "geospatial datasets", "grabs", "grain size", "grain-size analysis", "location", "marine geology", "navigational data", "oceans", "point shapefile", "points", "sand", "sea-floor characteristics", "sediment", "sediment classification", "sediment grabs", "silt", "surficial classification"], "modified": "2021-11-16T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-71.716700, 39.941700, -70.258300, 40.700000", "theme": ["geospatial"], "title": "Sediments on the Shelf South of Martha's Vineyard (HOLLISTER69 shapefile)"}