@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix gsp: <http://www.opengis.net/ont/geosparql#> .
@prefix locn: <http://www.w3.org/ns/locn#> .
@prefix vcard: <http://www.w3.org/2006/vcard/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://data.amerigeoss.org/dataset/0b570801-8a3e-4a23-bbcd-1edd83083d20> a dcat:Dataset ;
    dct:description """Aeromagnetic data were collected along flight lines by instruments in an
aircraft that recorded magnetic-field values and locations.  This dataset
presents latitude, longitude, altitude, and magnetic-field values.""" ;
    dct:identifier <http://datainventory.doi.gov/id/dataset/usgs-3f25e5bd-f4e4-4e6c-a243-f5ea6d802847> ;
    dct:issued "2025-09-23T18:42:21.783814"^^xsd:dateTime ;
    dct:modified "2020-11-10T00:00:00+00:00"^^xsd:dateTime ;
    dct:publisher <https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> ;
    dct:spatial [ a dct:Location ;
            locn:geometry "POLYGON ((-70.1700 44.7500, -70.1700 46.0000, -70.0500 46.0000, -70.0500 44.7500, -70.1700 44.7500))"^^gsp:wktLiteral ] ;
    dct:title "Airborne geophysical survey: Maine Profiles, Maine" ;
    dcat:contactPoint [ a vcard:Organization ;
            vcard:fn "USGS Gravity and Magnetics Contact" ;
            vcard:hasEmail <mailto:grav_mag@usgs.gov> ] ;
    dcat:distribution <https://data.amerigeoss.org/dataset/0b570801-8a3e-4a23-bbcd-1edd83083d20/resource/2b731d8f-488d-4bda-b6d5-a59eb69dca9a>,
        <https://data.amerigeoss.org/dataset/0b570801-8a3e-4a23-bbcd-1edd83083d20/resource/742c8b29-93b7-43a0-b8d4-26229989e438> ;
    dcat:keyword "AmeriGEO",
        "AmeriGEOSS",
        "CKAN",
        "GEO",
        "GEOSS",
        "National",
        "North America",
        "United States",
        "aeromagnetic-data",
        "aeromagnetic-surveying",
        "airborne-surveys",
        "f23007-franklin",
        "f23025-somerset",
        "field-monitoring-stations",
        "geophysical-surveys",
        "geophysics",
        "geospatial-datasets",
        "magnetic",
        "magnetic-field-earth",
        "magnetic-surveys",
        "maine",
        "maine-profiles",
        "me",
        "new-hampshire",
        "nh",
        "residual-magnetic-field",
        "total-field",
        "united-states",
        "usgs-3f25e5bd-f4e4-4e6c-a243-f5ea6d802847",
        "vermont",
        "vt" ;
    dcat:theme <%7Bgeospatial%7D> .

<https://data.amerigeoss.org/dataset/0b570801-8a3e-4a23-bbcd-1edd83083d20/resource/2b731d8f-488d-4bda-b6d5-a59eb69dca9a> a dcat:Distribution ;
    dct:description "Landing page for access to the data" ;
    dct:format "XML" ;
    dct:issued "2025-09-13T22:03:46.869501"^^xsd:dateTime ;
    dct:modified "2025-09-23T18:42:21.748747"^^xsd:dateTime ;
    dct:title "Digital Data" ;
    dcat:accessURL <http://pubs.usgs.gov/of/2002/ofr-02-361/> ;
    dcat:mediaType "application/http" .

<https://data.amerigeoss.org/dataset/0b570801-8a3e-4a23-bbcd-1edd83083d20/resource/742c8b29-93b7-43a0-b8d4-26229989e438> a dcat:Distribution ;
    dct:description "The metadata original format" ;
    dct:format "XML" ;
    dct:issued "2025-09-16T13:05:21.784745"^^xsd:dateTime ;
    dct:modified "2025-09-23T18:42:21.747577"^^xsd:dateTime ;
    dct:title "Original Metadata" ;
    dcat:accessURL <https://data.usgs.gov/datacatalog/metadata/USGS.3f25e5bd-f4e4-4e6c-a243-f5ea6d802847.xml> ;
    dcat:mediaType "text/xml" .

<https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> a foaf:Agent ;
    foaf:name "US Migrating" .