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  • -; 177-1090; Age model; Age model, optional; Chronozone; COMPCORE; Composite Core; DEPTH, sediment/rock; Joides Resolution; Leg177; Ocean Drilling Program; ODP; South Atlantic Ocean  (1)
  • 154-925A; 154-925B; 154-925C; 154-926A; 154-927A; 154-927B; 154-927C; 154-928A; 154-928B; 154-929A; Accumulation rate, calcium carbonate; AGE; CaCO3; Calcium carbonate; Carbon, inorganic, total; Carbon, organic, total; Carbon, total; Carbonate; Carbonate accumulation rates; Ceara Rise; Core; Cruise/expedition; Density, dry bulk; Density, wet bulk; Depth, composite; DEPTH, sediment/rock; DRILL; Drilling/drill rig; Event label; Gamma-ray attenuation (GRA) densitometer; Hole; Joides Resolution; Leg154; Neogene; Ocean Drilling Program; ODP; Quaternary; Reference/source; Sample code/label; Section; Section position; Sedimentation rate; Site; South Atlantic Ocean; tropical Atlantic; Type  (1)
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  • 1
    Publication Date: 2024-01-09
    Keywords: -; 177-1090; Age model; Age model, optional; Chronozone; COMPCORE; Composite Core; DEPTH, sediment/rock; Joides Resolution; Leg177; Ocean Drilling Program; ODP; South Atlantic Ocean
    Type: Dataset
    Format: text/tab-separated-values, 183 data points
    Location Call Number Limitation Availability
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  • 2
    Publication Date: 2024-03-15
    Description: Compilation of carbonate content data for the five sites of the Leg 154, Ceara Rise, tropical Atlantic (Initial report, https://doi.org/10.2973/odp.proc.ir.154.1995, Curry et al., 1995, IODP website, https://web.iodp.tamu.edu/OVERVIEW/, last visit: 5 April 2022, King et al., 1997, http://www-odp.tamu.edu/PUBLICATIONS/154_SR/23_CHAP.PDF, http://www-odp.tamu.edu/publications/154_SR/CHAP_23/23_TBL01.TXT, last visit: 5 April 2022, Frenz et al., 2006, https://doi.org/10.1594/PANGAEA.547743, https://doi.org/10.1016/j.margeo.2006.07.006, last visit: 5 April 2022). The composite depths have been revised according to Wilkens et al. (2017, DOI: 10.5194/cp-13-779-2017) composite depths. With the dry bulk density (calculated as described below) and sedimentation rate derived from Wilkens et al., (2017, DOI: 10.5194/cp-13-779-2017) age model for all the fives sites, the Carbonate accumulation rate (CaCO3 AR) has been calculated as : CaCO3 AR = (CaCO3 % / 100) x DBD x SR. Following the approach by Lyle (2003, DOI: 10.1029/2002PA000777), we first derived for each site a calibration between the gamma-ray attenuation (GRA) bulk density and DBD using data from Curry et al. (1995). The resulting site-specific calibrations were then applied on GRA bulk density values, which were extracted from Curry et al. (1995), and interpolated to the position of the analysed samples using linear interpolation. This yielded DBD values between 0.40 g cm-3 and 1.64 g cm-3. For two samples, the calibration returned negative DBD (at 129.62 mcd and 135.47 mcd) due to two anomalous GRA values below 1. In these cases, we used the DBD of the nearest point instead.
    Keywords: 154-925A; 154-925B; 154-925C; 154-926A; 154-927A; 154-927B; 154-927C; 154-928A; 154-928B; 154-929A; Accumulation rate, calcium carbonate; AGE; CaCO3; Calcium carbonate; Carbon, inorganic, total; Carbon, organic, total; Carbon, total; Carbonate; Carbonate accumulation rates; Ceara Rise; Core; Cruise/expedition; Density, dry bulk; Density, wet bulk; Depth, composite; DEPTH, sediment/rock; DRILL; Drilling/drill rig; Event label; Gamma-ray attenuation (GRA) densitometer; Hole; Joides Resolution; Leg154; Neogene; Ocean Drilling Program; ODP; Quaternary; Reference/source; Sample code/label; Section; Section position; Sedimentation rate; Site; South Atlantic Ocean; tropical Atlantic; Type
    Type: Dataset
    Format: text/tab-separated-values, 12654 data points
    Location Call Number Limitation Availability
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