Lalou, Claude; Brichet, Evelyne; Jehanno, Celestine; Perez-Leclaire, Heloise (1983): (Table 3) Results of the radiochemical analysis of powdery material surrounding the plates analyzed in Table 2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.698980, In supplement to: Lalou, C et al. (1983): Hydrothermal manganese oxide deposits from Galapagos mounds, DSDP Leg 70, hole 509B and Alvin dives 729 and 721. Earth and Planetary Science Letters, 63(1), 63-75, https://doi.org/10.1016/0012-821X(83)90022-5
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: 0.588800 * Longitude: -86.132200
Date/Time Start: 1979-11-27T00:00:00 * Date/Time End: 1979-11-27T00:00:00
Minimum DEPTH, sediment/rock: 0.25 m * Maximum DEPTH, sediment/rock: 20.70 m
Event(s):
70-509B * Latitude: 0.588800 * Longitude: -86.132200 * Date/Time: 1979-11-27T00:00:00 * Elevation: -2687.0 m * Penetration: 33.8 m * Recovery: 32.5 m * Location: North Pacific/MOUND * Campaign: Leg70 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 8 cores; 33.8 m cored; 0 m drilled; 96.2 % recovery
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Sample code/label | Sample label | Lalou, Claude | DSDP/ODP/IODP sample designation | ||
| 3 | Thorium-232 | 232Th | mg/kg | Lalou, Claude | Alpha spectroscopy on plated samples | |
| 4 | Thorium-232, standard deviation | 232Th std dev | ± | Lalou, Claude | Calculated | |
| 5 | Uranium-238 | 238U | mg/kg | Lalou, Claude | Radiochemical analysis after Ku, Broecker (1969) | |
| 6 | Uranium-238, standard deviation | 238U std dev | ± | Lalou, Claude | Calculated | |
| 7 | Uranium-234/Uranium-238 activity ratio | (234U/238U) | Lalou, Claude | Radiochemical analysis after Ku, Broecker (1969) | ||
| 8 | Uranium-234/Uranium-238 activity ratio, standard deviation | (234U/238U) std dev | ± | Lalou, Claude | Calculated | |
| 9 | Thorium-230/Uranium-234 activity ratio | (230Th/234U) | Lalou, Claude | Radiochemical analysis after Ku, Broecker (1969) | ||
| 10 | Thorium-230 excess | 230Th xs | dpm/g | Lalou, Claude | Calculated | |
| 11 | Comment | Comment | Lalou, Claude | for Thorium 230, excess | ||
| 12 | Age, dated | Age dated | ka | Lalou, Claude | Radiochemical analysis after Ku, Broecker (1969) |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
288 data points