Yu, Jimin; Elderfield, Henry; Hönisch, Bärbel (2007): (Table 2) B/Ca and Mg/Ca ratios in planktonic foraminifera from ODP Hole 108-668B [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.833113, In supplement to: Yu, J et al. (2007): B/Ca in planktonic foraminifera as a proxy for surface seawater pH. Paleoceanography, 22(2), PA2202, https://doi.org/10.1029/2006PA001347
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Further details:
Hönisch, Bärbel; Hemming, N Gary (2005): Surface ocean pH response to variations in pCO2 through two full glacial cycles. Earth and Planetary Science Letters, 236(1-2), 305-314, https://doi.org/10.1016/j.epsl.2005.04.027
Project(s):
Ocean Drilling Program (ODP)
Coverage:
Latitude: 4.768700 * Longitude: -20.927000
Date/Time Start: 1986-04-14T11:30:00 * Date/Time End: 1986-04-15T04:45:00
Minimum Elevation: -2693.5 m * Maximum Elevation: -2693.5 m
Event(s):
108-668B * Latitude: 4.768700 * Longitude: -20.927000 * Date/Time Start: 1986-04-14T11:30:00 * Date/Time End: 1986-04-15T04:45:00 * Elevation: -2693.5 m * Penetration: 31.2 m * Recovery: 31.21 m * Location: South Atlantic Ocean * Campaign: Leg108 * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 4 cores; 31.2 m cored; 0 m drilled; 100 % recovery
Comment:
AGE vs. Vostock Gas Age Scale from Hönisch and Hemming (2005). Model 1 uses the deconvolution of foraminiferal d18O and Mg/Ca to yield local salinity, while model 2 uses the theoretical concentration of salt due to changing sea level.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Sample code/label | Sample label | Yu, Jimin | DSDP/ODP/IODP sample designation | ||
| 2 | AGE | Age | ka BP | Geocode | ||
| 3 | Globigerinoides ruber white, Boron/Calcium ratio | G. ruber w B/Ca | µmol/mol | Yu, Jimin | ||
| 4 | Globigerinoides ruber white, Magnesium/Calcium ratio | G. ruber w Mg/Ca | mmol/mol | Yu, Jimin | ||
| 5 | Sea surface temperature, annual mean | SST (1-12) | °C | Yu, Jimin | Calculated from Mg/Ca ratios (Anand et al., 2003) | |
| 6 | Boron hydroxide/Bicarbonate ratio | [B(OH)4]-/[HCO3]- | Yu, Jimin | Calculated | model 1 | |
| 7 | Carbonate ion | [CO3]2- | µmol/kg | Yu, Jimin | Calculated | model 1 |
| 8 | Distribution coefficient | Kd | Yu, Jimin | Calculated | model 1 | |
| 9 | Boron hydroxide/Bicarbonate ratio | [B(OH)4]-/[HCO3]- | Yu, Jimin | Calculated | model 2 | |
| 10 | Carbonate ion | [CO3]2- | µmol/kg | Yu, Jimin | Calculated | model 2 |
| 11 | Distribution coefficient | Kd | Yu, Jimin | Calculated | model 2 | |
| 12 | pH | pH | Yu, Jimin | Calculated | model 1, total scale, calculated from B/Ca | |
| 13 | Carbon dioxide, partial pressure | pCO2 | µatm | Yu, Jimin | Calculated | model 1, calculated from B/Ca |
| 14 | pH | pH | Yu, Jimin | Calculated | model 2, total scale, calculated from B/Ca | |
| 15 | Carbon dioxide, partial pressure | pCO2 | µatm | Yu, Jimin | Calculated | model 2, calculated from B/Ca |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
288 data points