Computed tomography (CT) scans of gravity cores and push cores from the Escanaba Trough (Gorda Ridge)
This portion of the data release presents computed tomography (CT) images from gravity core and push core sediment samples collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean (USGS Field Activity 2022-621-FA). These data were collected in 2022 and 2023. A Geotek Rotating X-Ray CT (RXCT) system was used to acquire x-ray images and perform CT reconstructions of unsplit core segments. The full three-dimensional data set consists of individual axial slices which are ... |
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Geochemistry of sediment subsamples from gravity cores and push cores from the Escanaba Trough (Gorda Ridge)
This portion of the data release contains geochemical data of sediment subsamples from push cores and gravity cores collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). Data include major, minor, and trace element concentrations, location information (latitude, longitude, depth), analytical methods, and instrument detection limits where available. |
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Grain size analysis and total carbon content of sediment subsamples from gravity cores and push cores from the Escanaba Trough (Gorda Ridge)
This portion of the data release contains grain size and total carbon analysis of sediment subsamples from push cores and gravity cores collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). Data include location information (latitude, longitude, depth), and the weight percent of 65 phi bins, four size fractions (gravel, sand, silt, clay), total carbon, inorganic carbon, organic carbon, and calcium ... |
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Location and water depth for gravity cores and push cores from the Escanaba Trough (Gorda Ridge)
This portion of the data release contains latitude, longitude, and water depth values for push cores and gravity cores collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). |
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Multi-Sensor Core Logger (MSCL) gamma-ray density and magnetic susceptibility of gravity cores and push cores from the Escanaba Trough (Gorda Ridge)
This portion of the data release presents Multi-Sensor Core Logger (MSCL) gamma-ray density and magnetic susceptibility of push cores and gravity core sections collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). Data were collected from 18 gravity core sections and 34 push cores at 1 cm resolution. Data are provided in comma-delimited files (.csv). |
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Photographs of gravity core sections and push cores from the Escanaba Trough vent field, Gorda Ridge
This portion of the data release presents linescan images (photographs) from push cores and gravity core sections collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). Images were obtained from 18 gravity core sections and 39 push cores at 50-micron (200 pixel per cm) resolution. Color images in 16-bit TIFF format are provided for each core segment, along with proprietary metadata files containing ... |
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X-ray diffraction (XRD) data for sediment subsamples from gravity and push cores from the Escanaba Trough (Gorda Ridge)
This portion of the data release presents X-ray diffractograms of sediment subsamples from push cores and gravity cores collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). Location information for the sample is included in each Attribute Definition of this metadata file, as well as in TN403 CoreLocations. |
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X-ray fluorescence (XRF) scans of gravity cores and push cores from the Escanaba Trough (Gorda Ridge), geochem mode
This portion of the data release contains X-ray fluorescence (XRF) data from push cores and gravity cores collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). The XRF data were collected with the sensor in “geochem" mode and are provided in comma-delimited files (.csv). |
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X-ray fluorescence (XRF) scans of gravity cores and push cores from the Escanaba Trough (Gorda Ridge), soil mode
This portion of the data release contains X-ray fluorescence (XRF) data from push cores and gravity cores collected from the Escanaba Trough vent field, Gorda Ridge, in the northeast Pacific Ocean. These data were collected in 2022 (USGS Field Activity 2022-621-FA). The XRF data were collected with the sensor in “soil" mode and are provided in comma-delimited files (.csv). |
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