/* DATA DESCRIPTION: Citation: Barrett, T J (1983): (Table 2) Pb-, Sr- and O-isotopic compositions, and Rb and Sr contents of basalts at DSDP Leg 70 Holes. PANGAEA, https://doi.org/10.1594/PANGAEA.816124, In supplement to: Barrett, TJ (1983): Lead and strontium isotopic composition of some metalliferous and pelagic sediments and basalts from the Galapagos Mounds area, Deep Sea Drilling Project Leg 70. In: Honnorez, J; Von Herzen, RP; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 70, 325-332, https://doi.org/10.2973/dsdp.proc.70.117.1983 Project(s): Deep Sea Drilling Project (DSDP) (URI: http://www.deepseadrilling.org/) Coverage: MEDIAN LATITUDE: 0.777940 * MEDIAN LONGITUDE: -86.156300 * SOUTH-BOUND LATITUDE: 0.533300 * WEST-BOUND LONGITUDE: -86.410000 * NORTH-BOUND LATITUDE: 1.613200 * EAST-BOUND LONGITUDE: -86.090000 DATE/TIME START: 1979-11-15T00:00:00 * DATE/TIME END: 1979-11-29T00:00:00 MINIMUM ELEVATION: -2781.0 m * MAXIMUM ELEVATION: -2691.0 m Event(s): 70-506G * LATITUDE: 0.609800 * LONGITUDE: -86.091500 * DATE/TIME: 1979-11-15T00:00:00 * ELEVATION: -2703.0 m * Penetration: 32.5 m * Recovery: 1 m * LOCATION: North Pacific/MOUND * CAMPAIGN: Leg70 (URI: https://doi.org/10.2973/dsdp.proc.70.1983) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/DEVICE: Drilling/drill rig (DRILL) * COMMENT: 2 cores; 5 m cored; 0 m drilled; 21 % recovery 70-507B * LATITUDE: 0.566700 * LONGITUDE: -86.090000 * DATE/TIME: 1979-11-20T00:00:00 * ELEVATION: -2691.0 m * Penetration: 38 m * Recovery: 0.6 m * LOCATION: North Pacific/MOUND * CAMPAIGN: Leg70 (URI: https://doi.org/10.2973/dsdp.proc.70.1983) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/DEVICE: Drilling/drill rig (DRILL) * COMMENT: 1 cores; 7 m cored; 0 m drilled; 9 % recovery 70-507F * LATITUDE: 0.566700 * LONGITUDE: -86.090000 * DATE/TIME: 1979-11-20T00:00:00 * ELEVATION: -2695.0 m * Penetration: 31.3 m * Recovery: 31 m * LOCATION: North Pacific/MOUND * CAMPAIGN: Leg70 (URI: https://doi.org/10.2973/dsdp.proc.70.1983) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/DEVICE: Drilling/drill rig (DRILL) * COMMENT: 9 cores; 31.3 m cored; 0 m drilled; 98.9 % recovery 70-508B * LATITUDE: 0.533300 * LONGITUDE: -86.100000 * DATE/TIME: 1979-11-24T00:00:00 * ELEVATION: -2777.0 m * Penetration: 59.5 m * Recovery: 4.9 m * LOCATION: North Pacific * CAMPAIGN: Leg70 (URI: https://doi.org/10.2973/dsdp.proc.70.1983) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/DEVICE: Drilling/drill rig (DRILL) * COMMENT: 4 cores; 20.5 m cored; 0 m drilled; 28.6 % recovery 70-510 * LATITUDE: 1.613200 * LONGITUDE: -86.410000 * DATE/TIME: 1979-11-29T00:00:00 * ELEVATION: -2781.0 m * Penetration: 132.5 m * Recovery: 63 m * LOCATION: North Pacific * CAMPAIGN: Leg70 (URI: https://doi.org/10.2973/dsdp.proc.70.1983) * BASIS: Glomar Challenger (URI: http://www-odp.tamu.edu/glomar.html) * METHOD/DEVICE: Drilling/drill rig (DRILL) * COMMENT: 11 cores; 75.5 m cored; 0 m drilled; 83.4 % recovery Parameter(s): Event label (Event) Latitude of event (Latitude) Longitude of event (Longitude) Elevation of event [m] (Elevation) Sample code/label (Sample label) * PI: Barrett, T J * METHOD/DEVICE: DSDP/ODP/IODP sample designation (URI: hdl:10013/epic.27914.d001) Sample ID (Sample ID) * PI: Barrett, T J Piece (Piece) * PI: Barrett, T J Lithology/composition/facies (Lithology) * PI: Barrett, T J Alteration (Alteration) * PI: Barrett, T J * COMMENT: G = greenish to brownish to near-colorless smectites replacing olivine and glass, and as vesicle fillings Lead-206/Lead-204 ratio (206Pb/204Pb) * PI: Barrett, T J * METHOD/DEVICE: see reference(s) Lead-207/Lead-204 ratio (207Pb/204Pb) * PI: Barrett, T J * METHOD/DEVICE: see reference(s) Lead-208/Lead-204 ratio (208Pb/204Pb) * PI: Barrett, T J * METHOD/DEVICE: see reference(s) Rubidium [mg/kg] (Rb) * PI: Barrett, T J * METHOD/DEVICE: X-ray fluorescence (XRF) * COMMENT: Average Rb for all 5 samples is 1.1 ppm Strontium [mg/kg] (Sr) * PI: Barrett, T J * METHOD/DEVICE: X-ray fluorescence (XRF) * COMMENT: Average Sr for all 5 samples is 58.2 ppm Strontium-87/Strontium-86 ratio (87Sr/86Sr) * PI: Barrett, T J * METHOD/DEVICE: see reference(s) * COMMENT: Average for samples 1, 2, 4 and 5: 0.70268 Strontium-87/Strontium-86 ratio, error [±] (87Sr/86Sr e) * PI: Barrett, T J * METHOD/DEVICE: see reference(s) * COMMENT: 2 standard errors of the mean δ18O [‰] (δ18O) * PI: Barrett, T J * METHOD/DEVICE: Bromine pentafluoride procedure (Clayton and Mayeda, 1963) * COMMENT: SMOW License: Creative Commons Attribution 3.0 Unported (CC-BY-3.0) (URI: https://creativecommons.org/licenses/by/3.0/) Size: 61 data points */ Event Latitude Longitude Elevation [m] Sample label Sample ID Piece Lithology Alteration 206Pb/204Pb 207Pb/204Pb 208Pb/204Pb Rb [mg/kg] Sr [mg/kg] 87Sr/86Sr 87Sr/86Sr e [±] δ18O [‰] 70-506G 0.6098 -86.0915 -2703 70-506G-2-1,30-33 1 4 Fine-grained sparsely plagioclase-clinopyroxene phyric basalt; margin of pillow G 18.187 15.520 37.763 0.6 60.4 0.70275 0.00005 5.8 70-507B 0.5667 -86.0900 -2691 70-507B-1,1,46-50 2 24 Coarse-grained subophitic basalt; thin flow (about 50 cm) thick; sample from middle Nil 18.621 15.578 38.097 0.3 63.6 0.70256 0.00005 5.9 70-507F 0.5667 -86.0900 -2695 70-507F-9-CC 3 Glass fragments, presumable from pillow margin Nil 18.366 15.532 38.018 1.3 59.6 5.7 70-508B 0.5333 -86.1000 -2777 70-508B-4-1,3-6 4 44 Fine-grained aphyric basalt; probably margin of pillow G 18.348 15.565 37.904 4.1 60.0 0.70278 0.00007 70-510 1.6132 -86.4100 -2781 70-510-11-1,66-70 5 128 Medium-grained moderately plagioclase phyric basalt; sample from about 25 cm below flow top G 18.035 15.529 37.653 0.0 46.2 0.70263 0.00006 5.8