{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "USGS Gravity and Magnetics Contact", "hasEmail": "mailto:grav_mag@usgs.gov"}, "description": "Aeromagnetic data were collected along flight lines by instruments in an\naircraft that recorded magnetic-field values and locations.  This dataset\npresents latitude, longitude, altitude, and magnetic-field values.", "distribution": [{"@type": "dcat:Distribution", "accessURL": "http://pubs.usgs.gov/of/2002/ofr-02-361/", "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.9c6ad869-7937-4085-807e-c77c9bfd3ad5.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_9c6ad869-7937-4085-807e-c77c9bfd3ad5", "keyword": ["Fairfax Cnty", "Fairfax County", "USGS:9c6ad869-7937-4085-807e-c77c9bfd3ad5", "United States", "VA", "Virginia", "aeromagnetic data", "aeromagnetic surveying", "airborne surveys", "f24017 = Charles", "f24031 = Montgomery", "f24033 = Prince George's", "f51013 = Arlington", "f51059 = Fairfax", "f51107 = Loudoun", "f51153 = Prince William", "f51510 = Alexandria", "f51600 = Fairfax", "f51610 = Falls Church", "f51685 = Manassas Park", "field monitoring stations", "geophysical surveys", "geophysics", "geospatial datasets", "magnetic", "magnetic field (earth)", "magnetic surveys", "residual magnetic field", "total field"], "modified": "2020-11-10T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-77.53, 38.62, -77.03, 39.05", "theme": ["geospatial"], "title": "Airborne geophysical survey: Fairfax County, Virginia"}