/* DATA DESCRIPTION: Citation: Francois, Roger; Bacon, Michael P; Altabet, Mark A; Labeyrie, Laurent D (1993): (Table 4) Sediment composition, d15N, and Th-normalized paleoflux and ex. 231Pa 0/ex. 230Th 0 activity ratio in core MD84-527. PANGAEA, https://doi.org/10.1594/PANGAEA.52610, In supplement to: Francois, R et al. (1993): Glacial/interglacial changes in sediment rain rate in the SW Indian sector of subantarctic waters as recorded by 230Th, 231Pa, U and d15N. Paleoceanography, 8(5), 611-629, https://doi.org/10.1029/93PA00784 Project(s): Silicon Cycling in the World Ocean (SINOPS) Funding: Fourth Framework Programme (FP4), grant/award no. MAS3970141: Silicon Cycling in the World Ocean (URI: https://cordis.europa.eu/project/id/MAS3970141) Coverage: LATITUDE: -43.821700 * LONGITUDE: 51.318300 DATE/TIME START: 1984-01-01T00:00:00 * DATE/TIME END: 1984-01-01T00:00:00 MINIMUM DEPTH, sediment/rock: 0.10 m * MAXIMUM DEPTH, sediment/rock: 5.48 m Event(s): MD84-527 * LATITUDE: -43.821700 * LONGITUDE: 51.318300 * DATE/TIME: 1984-01-01T00:00:00 * ELEVATION: -3262.0 m * Recovery: 14.9 m * LOCATION: South Indian Ocean * CAMPAIGN: MD38 (APSARA2) * BASIS: Marion Dufresne (1972) (URI: https://fr.wikipedia.org/wiki/Marion_Dufresne_(1972)) * METHOD/DEVICE: Piston corer (PC) Comment: AGE (ka) is based on accelerator mass spectrometry 14C dates (Labracherie et al., 1989) dataset: doi:10.1594/PANGAEA.358352. Paleofluxes and ex. 231Pa 0/ex. 230Th 0 activity ratios computed with the assumption that authigenic U was added to these sediment sections at 14 ka B.P. Parameter(s): DEPTH, sediment/rock [m] (Depth sed) * GEOCODE AGE [ka BP] (Age) * GEOCODE Calcium carbonate [%] (CaCO3) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Element analysis, Vacuum-gasometric (Jones & Kaiteris, 1983) (URI: http://jsedres.sepmonline.org/cgi/content/abstract/53/2/655) Opal, biogenic silica [%] (bSiO2) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Opal, extraction; Mortlock & Froelich, 1989 (URI: https://doi.org/10.1016/0198-0149(89)90092-7) Terrigenous [%] (Terr) * PI: Francois, Roger (rfrancois@whoi.edu) Nitrogen, total [%] (TN) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Element analyser CHN δ15N, organic matter [‰ air] (δ15N OM) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Mass spectrometer Finnigan MAT 251 Accumulation rate, mass [g/cm**2/ka] (MAR) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Calculated * COMMENT: minimum Accumulation rate, mass [g/cm**2/ka] (MAR) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Calculated * COMMENT: maximum Protactinium-231/Thorium-230 excess (231Pa/230Th xs) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Calculated * COMMENT: minimum Protactinium-231/Thorium-230 excess (231Pa/230Th xs) * PI: Francois, Roger (rfrancois@whoi.edu) * METHOD/DEVICE: Calculated * COMMENT: maximum License: Creative Commons Attribution 3.0 Unported (CC-BY-3.0) (URI: https://creativecommons.org/licenses/by/3.0/) Size: 297 data points */ Depth sed [m] Age [ka BP] CaCO3 [%] (Element analysis, Vacuum-gaso...) bSiO2 [%] (Opal, extraction; Mortlock & ...) Terr [%] TN [%] (Element analyser CHN) δ15N OM [‰ air] (Mass spectrometer Finnigan MA...) MAR [g/cm**2/ka] (minimum, Calculated) MAR [g/cm**2/ka] (maximum, Calculated) 231Pa/230Th xs (minimum, Calculated) 231Pa/230Th xs (maximum, Calculated) 0.10 2.14 0.23 0.60 0.17 0.090 4.2 0.89 0.90 0.111 0.112 0.20 2.54 0.17 0.084 4.0 0.30 2.93 0.27 0.56 0.17 0.079 4.5 0.94 0.95 0.117 0.118 0.58 3.94 0.25 0.082 4.7 0.78 4.66 0.26 0.52 0.22 0.077 4.9 0.79 0.81 0.098 0.099 0.98 5.33 0.26 0.46 0.28 0.073 4.9 0.91 0.93 1.34 6.49 0.31 0.51 0.18 0.073 5.0 0.89 0.90 1.48 6.97 0.26 0.071 4.9 1.58 7.31 0.28 0.59 0.14 0.075 4.5 1.49 1.52 0.175 0.177 1.68 7.71 0.21 0.080 4.7 1.78 8.10 0.23 0.083 4.8 1.88 8.49 0.20 0.57 0.23 0.110 4.6 1.60 1.63 0.162 0.164 1.98 8.88 0.28 0.56 0.16 0.084 4.6 1.44 1.46 0.162 0.164 2.08 9.18 0.28 0.085 4.3 2.18 9.48 0.26 0.56 0.18 0.077 4.5 1.52 1.56 0.150 0.153 2.28 9.78 0.29 0.54 0.17 0.045 4.5 1.52 1.56 0.183 0.187 2.38 10.10 0.31 0.49 0.20 0.049 5.0 1.33 1.37 0.098 0.100 2.46 10.30 0.39 0.36 0.25 0.048 5.1 1.08 1.10 0.103 0.105 2.56 10.80 0.37 0.37 0.26 0.061 6.1 0.95 0.98 2.68 11.43 0.22 0.51 0.27 0.054 6.2 1.08 1.12 0.119 0.121 2.89 12.70 0.27 0.33 0.40 0.053 6.4 0.82 0.85 2.98 15.73 0.15 0.39 0.46 0.062 6.3 0.94 0.98 0.099 0.101 3.08 19.63 0.12 0.42 0.46 0.065 6.2 0.94 0.99 0.086 0.090 3.18 23.50 0.13 0.47 0.40 0.040 5.4 1.14 1.20 0.114 0.017 3.28 25.65 0.14 0.081 5.3 3.38 26.50 0.12 0.49 0.39 0.076 4.5 1.74 1.85 0.138 0.142 3.38 26.50 1.53 1.63 0.135 0.139 3.48 27.10 0.14 0.47 0.39 0.068 5.0 1.59 1.67 0.118 0.122 3.48 27.10 1.34 1.41 0.116 0.122 3.58 27.55 0.13 0.072 5.3 3.68 27.99 0.17 0.068 4.6 3.86 28.80 0.15 0.62 0.23 0.055 5.0 1.80 1.87 0.135 0.138 4.06 30.00 0.14 0.68 0.18 0.078 4.6 1.88 1.95 0.149 0.152 4.28 31.30 0.22 0.57 0.21 0.071 5.1 1.43 1.48 4.48 32.50 0.08 0.62 0.30 0.062 5.1 1.47 1.55 0.103 0.105 4.68 33.60 0.18 0.54 0.28 0.065 5.1 1.38 1.47 4.78 34.19 0.08 0.072 5.1 4.85 34.60 0.17 0.58 0.25 0.061 4.9 1.51 1.58 4.98 35.39 0.12 0.067 5.0 5.08 36.00 0.14 0.66 0.20 0.073 4.8 1.75 1.82 0.135 0.138 5.16 36.47 0.14 0.65 0.21 0.058 5.0 1.61 1.67 0.126 0.129 5.28 37.20 0.21 0.52 0.27 0.058 5.3 1.23 1.28 0.138 0.142 5.48 38.40 0.16 0.57 0.27 0.050 5.6 1.55 1.64 0.106 0.107