Richardson, Stephen H; Erlank, A J; Reid, D L; Duncan, A R (1984): (Table 5) Rb, Sr, Sm, and Nd concentrations and Sr and Nd isotopic compositions of basalts at DSDP Leg 74 Holes [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.810613, In supplement to: Richardson, SH et al. (1984): Major and trace elements and Nd and Sr isotope geochemistry of basalts from the Deep Sea Drilling Project Leg 74 Walvis Ridge transect. In: Moore, TC Jr; Rabinowitz, PD; et al. (eds.), Initial Reports of the Deep Sea Drilling Project (U.S. Govt. Printing Office), 74, 739-754, https://doi.org/10.2973/dsdp.proc.74.125.1984
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: -28.545667 * Median Longitude: 2.357533 * South-bound Latitude: -29.070700 * West-bound Longitude: 1.763300 * North-bound Latitude: -28.041500 * East-bound Longitude: 2.985300
Date/Time Start: 1980-06-10T00:00:00 * Date/Time End: 1980-07-04T00:00:00
Minimum Elevation: -4428.0 m * Maximum Elevation: -2467.0 m
Event(s):
74-525A * Latitude: -29.070700 * Longitude: 2.985300 * Date/Time: 1980-06-10T00:00:00 * Elevation: -2467.0 m * Penetration: 678.1 m * Recovery: 406.6 m * Location: South Atlantic/CREST * Campaign: Leg74 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 62 cores; 549.7 m cored; 6 m drilled; 74 % recovery
74-527 * Latitude: -28.041500 * Longitude: 1.763300 * Date/Time: 1980-06-28T00:00:00 * Elevation: -4428.0 m * Penetration: 384.5 m * Recovery: 243.4 m * Location: South Atlantic * Campaign: Leg74 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 43 cores; 380 m cored; 4.5 m drilled; 64.1 % recovery
74-528 * Latitude: -28.524800 * Longitude: 2.324000 * Date/Time: 1980-07-04T00:00:00 * Elevation: -3800.0 m * Penetration: 555 m * Recovery: 271.9 m * Location: South Atlantic/RIDGE * Campaign: Leg74 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 47 cores; 441 m cored; 0 m drilled; 61.7 % 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 | Richardson, Stephen H | DSDP/ODP/IODP sample designation | ||
| 6 | Lithology/composition/facies | Lithology | Richardson, Stephen H | |||
| 7 | Rubidium | Rb | mg/kg | Richardson, Stephen H | Mass spectrometry | Precision about 1% |
| 8 | Strontium | Sr | mg/kg | Richardson, Stephen H | Mass spectrometry | Precision about 0.3% |
| 9 | Rubidium-87/Strontium-86 ratio | 87Rb/86Sr | Richardson, Stephen H | |||
| 10 | Strontium-87/Strontium-86 ratio | 87Sr/86Sr | Richardson, Stephen H | Values are normalized to 0.70800 for E and A SrCO3 | ||
| 11 | Strontium-87/Strontium-86 ratio, error | 87Sr/86Sr e | ± | Richardson, Stephen H | Errors are 2-sigma-mean on in-run statistics | |
| 12 | Strontium-87/Strontium-86 ratio | 87Sr/86Sr | Richardson, Stephen H | Initial ratios calculated for an age of 70 m.y., using lambda-Rb = 1.42 x 10**-11 y.**- 1 and lambda-Sm = 6.54 x 10**-12 y.**-1 | ||
| 13 | Samarium | Sm | mg/kg | Richardson, Stephen H | see reference(s) | Precision about 0.3% |
| 14 | Neodymium | Nd | mg/kg | Richardson, Stephen H | see reference(s) | Precision about 0.3% |
| 15 | Samarium-147/Neodymium-144 ratio | 147Sm/144Nd | Richardson, Stephen H | |||
| 16 | Neodymium-143/Neodymium-144 ratio | 143Nd/144Nd | Richardson, Stephen H | Values are normalized to 146Nd/144Nd = 0.7219 and 143Nd/144Nd = 0.512640 for BCR-1 | ||
| 17 | Neodymium-143/Neodymium-144 ratio, error | 143Nd/144Nd e | ± | Richardson, Stephen H | Errors are 2-sigma-mean on in-run statistics | |
| 18 | Neodymium-143/Neodymium-144 ratio | 143Nd/144Nd | Richardson, Stephen H | Initial ratios calculated for an age of 70 m.y., using lambda-Rb = 1.42 x 10**-11 y.**- 1 and lambda-Sm = 6.54 x 10**-12 y.**-1 |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
142 data points