Barrett, T J (1983): (Table 2) Pb-, Sr- and O-isotopic compositions, and Rb and Sr contents of basalts at DSDP Leg 70 Holes [dataset]. 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
Always quote citation above when using data! You can download the citation in several formats below.
Project(s):
Deep Sea Drilling Project (DSDP)
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 * Basis: Glomar Challenger * 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 * Basis: Glomar Challenger * 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 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 9 cores; 31.3 m cored; 0 m drilled; 98.9 % recovery
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Latitude of event | Latitude | ||||
| 3 | Longitude of event | Longitude | ||||
| 4 | Elevation of event | Elevation | m | |||
| 5 | Sample code/label | Sample label | Barrett, T J | DSDP/ODP/IODP sample designation | ||
| 6 | Sample ID | Sample ID | Barrett, T J | |||
| 7 | Piece | Piece | Barrett, T J | |||
| 8 | Lithology/composition/facies | Lithology | Barrett, T J | |||
| 9 | Alteration | Alteration | Barrett, T J | G = greenish to brownish to near-colorless smectites replacing olivine and glass, and as vesicle fillings | ||
| 10 | Lead-206/Lead-204 ratio | 206Pb/204Pb | Barrett, T J | see reference(s) | ||
| 11 | Lead-207/Lead-204 ratio | 207Pb/204Pb | Barrett, T J | see reference(s) | ||
| 12 | Lead-208/Lead-204 ratio | 208Pb/204Pb | Barrett, T J | see reference(s) | ||
| 13 | Rubidium | Rb | mg/kg | Barrett, T J | X-ray fluorescence (XRF) | Average Rb for all 5 samples is 1.1 ppm |
| 14 | Strontium | Sr | mg/kg | Barrett, T J | X-ray fluorescence (XRF) | Average Sr for all 5 samples is 58.2 ppm |
| 15 | Strontium-87/Strontium-86 ratio | 87Sr/86Sr | Barrett, T J | see reference(s) | Average for samples 1, 2, 4 and 5: 0.70268 | |
| 16 | Strontium-87/Strontium-86 ratio, error | 87Sr/86Sr e | ± | Barrett, T J | see reference(s) | 2 standard errors of the mean |
| 17 | δ18O | δ18O | ‰ | Barrett, T J | Bromine pentafluoride procedure (Clayton and Mayeda, 1963) | SMOW |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
61 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Elevation [m] | 5 Sample label | 6 Sample ID | 7 Piece | 8 Lithology | 9 Alteration | 10 206Pb/204Pb | 11 207Pb/204Pb | 12 208Pb/204Pb | 13 Rb [mg/kg] | 14 Sr [mg/kg] | 15 87Sr/86Sr | 16 87Sr/86Sr e [±] | 17 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 |