Richardson, Stephen H; Hart, Stanley R; Staudigel, Hubert (1980): (Table 2) Rb-Sr contants and ratios of calcites and silicates of DSDP Hole 52-418A [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.708670, In supplement to: Richardson, SH et al. (1980): Vein mineral ages of old oceanic crust. Journal of Geophysical Research: Solid Earth, 85(B12), 7195-7200, https://doi.org/10.1029/JB085iB12p07195
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: 25.035000 * Longitude: -68.057300
Date/Time Start: 1977-02-10T00:00:00 * Date/Time End: 1977-02-10T00:00:00
Minimum DEPTH, sediment/rock: 1.4 m * Maximum DEPTH, sediment/rock: 476.0 m
Event(s):
52-418A * Latitude: 25.035000 * Longitude: -68.057300 * Date/Time: 1977-02-10T00:00:00 * Elevation: -5511.0 m * Penetration: 570.5 m * Recovery: 205.5 m * Location: North Atlantic/CONT RISE * Campaign: Leg52 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 48 cores; 374 m cored; 0 m drilled; 54.9 % 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 | Richardson, Stephen H | DSDP/ODP/IODP sample designation | ||
| 3 | Sample comment | Sample comment | Richardson, Stephen H | |||
| 4 | Rock type | Rock | Richardson, Stephen H | |||
| 5 | Rubidium | Rb | mg/kg | Richardson, Stephen H | ||
| 6 | Strontium | Sr | mg/kg | Richardson, Stephen H | Content of normal strontium, calculated for 87Sr/86Sr = 0.7070 | |
| 7 | Rubidium-87/Strontium-86 ratio | 87Rb/86Sr | Richardson, Stephen H | Isotope ratio mass spectrometry | ||
| 8 | Strontium-87/Strontium-86 ratio | 87Sr/86Sr | Richardson, Stephen H | Isotope ratio mass spectrometry | Measured 87Sr/86Sr values are relative to 0.70800 for the E&A standard | |
| 9 | Strontium-87/Strontium-86 ratio | 87Sr/86Sr | Richardson, Stephen H | Isotope ratio mass spectrometry | Calculated initial 87Sr/86Sr ratios using an age of 108.3 m.y. and lambda = 1.42 | |
| 10 | Strontium-87/Strontium-86 ratio, error | 87Sr/86Sr e | ± | Richardson, Stephen H | Calculated | Measured, 2 sigma |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
108 data points
Data
| 1 Depth sed [m] | 2 Sample label (DSDP/ODP/IODP sample designation) | 3 Sample comment | 4 Rock | 5 Rb [mg/kg] | 6 Sr [mg/kg] (Content of normal strontium, ...) | 7 87Rb/86Sr (Isotope ratio mass spectrometry) | 8 87Sr/86Sr (Measured 87Sr/86Sr values are...) | 9 87Sr/86Sr (Calculated initial 87Sr/86Sr ...) | 10 87Sr/86Sr e [±] (Measured, 2 sigma, Calculated) |
|---|---|---|---|---|---|---|---|---|---|
| 1.4 | 52-418A-15-1,144 | fracture or void filling | Calcites | 0.088 | 93.000 | 0.0027 | 0.70728 | 0.70728 | 0.00005 |
| 12.7 | 52-418A-16-3,81 | fracture or void filling | Smectites | 32.090 | 50.120 | 1.8540 | 0.71040 | 0.70755 | 0.00006 |
| 55.8 | 52-418A-23-1,17 | fracture or void filling | Calcites | 0.707 | 374.900 | 0.0055 | 0.70739 | 0.70738 | 0.00004 |
| 63.0 | 52-418A-25-2,60 | fracture or void filling | Smectites | 12.790 | 54.580 | 0.6784 | 0.70834 | 0.70730 | 0.00005 |
| 96.0 | 52-418A-30-1,89 | fracture or void filling | Calcites | 0.393 | 228.700 | 0.0050 | 0.70748 | 0.70747 | 0.00004 |
| 186.0 | 52-418A-41-4,131 | breccia zone filling | Calcites | 0.026 | 19.800 | 0.0038 | 0.70675 | 0.70675 | 0.00004 |
| 189.0 | 52-418A-42-2,103 | breccia zone filling | Calcites | 3.210 | 7.840 | 1.1870 | 0.70858 | 0.70676 | 0.00004 |
| 233.0 | 52-418A-47-1,102 | fracture or void filling | Calcites | 0.160 | 112.900 | 0.0041 | 0.70735 | 0.70734 | 0.00006 |
| 332.0 | 52-418A-58-2,21 | fracture or void filling | Calcites | 0.504 | 179.200 | 0.0081 | 0.70737 | 0.70736 | 0.00006 |
| 353.0 | 52-418A-60-4,51 | smectite-calcite intergrowth | Calcites | 2.560 | 52.400 | 0.1414 | 0.70731 | 0.70709 | 0.00007 |
| 470.0 | 52-418A-76-2,120 | smectite-calcite intergrowth | Calcites | 0.140 | 40.500 | 0.0100 | 0.70709 | 0.70707 | 0.00005 |
| 476.0 | 52-418A-77-2,47 | fracture or void filling | Calcites | 3.050 | 176.900 | 0.0499 | 0.70740 | 0.70733 | 0.00004 |