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    • Marine mineral geochemical data - Part One: Pacific Ocean USGS-affiliated historical data

    Metadata Updated: January 21, 2026

    This data release compiles element composition data for more than 600 deep-ocean mineral samples from more than 25 research cruises in the Pacific Ocean since 1979 that involved USGS researchers. Deep-ocean mineral sample types encompassed in this data release include ferromanganese crusts, manganese nodules, phosphorites, and hydrothermal minerals. This data release is comprised of both unpublished as well as previously published data and reports and includes analytical methods and instrument detection limits whenever available.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Created Date January 12, 2026
    Metadata Updated Date January 21, 2026

    Metadata Source

    Harvested from DOI USGS DCAT-US

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date January 12, 2026
    Metadata Updated Date January 21, 2026
    Publisher U.S. Geological Survey
    Maintainer
    Identifier http://datainventory.doi.gov/id/dataset/USGS_631a4065d34e36012efa6a54
    Data Last Modified 2023-01-25T00:00:00Z
    Category geospatial
    Public Access Level public
    Bureau Code 010:12
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://ddi.doi.gov/usgs-data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Datagov Dedupe Retained 20260121062710
    Harvest Object Id edb6048d-bdea-494f-9fbf-a47167134ba4
    Harvest Source Id 2b80d118-ab3a-48ba-bd93-996bbacefac2
    Harvest Source Title DOI USGS DCAT-US
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": 179.0930, -14.9684, 179.0930, 55.1267, -177.7360, 55.1267, -177.7360, -14.9684, 179.0930, -14.9684}
    Source Datajson Identifier True
    Source Hash ff893c65c25412f3030d60b26b1eec5df140db8b2cbe0f9fa5824c1a46b6606c
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": 179.0930, -14.9684, 179.0930, 55.1267, -177.7360, 55.1267, -177.7360, -14.9684, 179.0930, -14.9684}

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