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
Always quote citation above when using data! You can download the citation in several formats below.
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
Data
1 Sample label (DSDP/ODP/IODP sample designation) | 2 Age [ka BP] | 3 G. ruber w B/Ca [µmol/mol] | 4 G. ruber w Mg/Ca [mmol/mol] | 5 SST (1-12) [°C] (Calculated from Mg/Ca ratios ...) | 6 [B(OH)4]-/[HCO3]- (model 1, Calculated) | 7 [CO3]2- [µmol/kg] (model 1, Calculated) | 8 Kd (model 1, Calculated) | 9 [B(OH)4]-/[HCO3]- (model 2, Calculated) | 10 [CO3]2- [µmol/kg] (model 2, Calculated) | 11 Kd (model 2, Calculated) | 12 pH (model 1, total scale, calcula...) | 13 pCO2 [µatm] (model 1, calculated from B/Ca...) | 14 pH (model 2, total scale, calcula...) | 15 pCO2 [µatm] (model 2, calculated from B/Ca...) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
108-668B-1H-1,2-4 | 3.833 | 104 | 3.69 | 26.5 | 0.0731 | 311 | 1.43 | 0.0710 | 287 | 1.47 | 8.15 | 306 | 8.16 | 289 |
108-668B-1H-1,25-27 | 11.013 | 106 | 3.59 | 26.2 | 0.0784 | 332 | 1.35 | 0.0759 | 304 | 1.39 | 8.18 | 289 | 8.19 | 270 |
108-668B-1H-1,33-35 | 22.723 | 103 | 3.13 | 24.7 | 0.0987 | 359 | 1.04 | 0.0996 | 367 | 1.03 | 8.28 | 207 | 8.27 | 213 |
108-668B-1H-1,70-72 | 49.414 | 101 | 3.07 | 24.5 | 0.0839 | 330 | 1.20 | 0.0833 | 323 | 1.21 | 8.28 | 208 | 8.28 | 205 |
108-668B-1H-1,105-107 | 68.107 | 85 | 2.85 | 23.6 | 0.0730 | 273 | 1.16 | 0.0758 | 303 | 1.12 | 8.28 | 197 | 8.27 | 216 |
108-668B-1H-1,125-127 | 79.837 | 94 | 3.20 | 24.9 | 8.23 | 236 | 8.22 | 243 | ||||||
108-668B-1H-2,25-27 | 109.163 | 98 | 3.49 | 25.9 | 0.0705 | 278 | 1.39 | 0.0717 | 292 | 1.37 | 8.19 | 265 | 8.18 | 279 |
108-668B-1H-2,39-41 | 128.399 | 115 | 4.01 | 27.4 | 0.0650 | 273 | 1.77 | 0.0648 | 270 | 1.78 | 8.14 | 303 | 8.14 | 305 |
108-668B-1H-2,49-51 | 131.320 | 109 | 3.55 | 26.0 | 0.0688 | 283 | 1.58 | 0.0687 | 282 | 1.58 | 8.21 | 251 | 8.21 | 252 |
108-668B-1H-2,70-72 | 136.632 | 95 | 3.00 | 24.2 | 0.0903 | 337 | 1.05 | 0.0916 | 349 | 1.04 | 8.28 | 206 | 8.27 | 214 |
108-668B-1H-2,74-76 | 137.694 | 103 | 3.13 | 24.7 | 0.0959 | 366 | 1.07 | 0.0951 | 358 | 1.08 | 8.27 | 216 | 8.27 | 212 |
108-668B-2H-2,56-58 | 317.445 | 104 | 3.54 | 26.0 | 0.0655 | 259 | 1.58 | 0.0669 | 276 | 1.55 | 8.20 | 249 | 8.19 | 267 |
108-668B-2H-2,75-77 | 332.293 | 94 | 3.31 | 25.3 | 8.19 | 278 | 8.20 | 257 | ||||||
108-668B-2H-2,85-87 | 352.412 | 96 | 2.98 | 24.1 | 8.27 | 223 | 8.28 | 205 | ||||||
108-668B-2H-2,105-107 | 362.425 | 92 | 2.93 | 23.9 | 0.0858 | 344 | 1.07 | 0.0837 | 322 | 1.10 | 8.27 | 218 | 8.28 | 206 |
108-668B-2H-2,130-132 | 370.031 | 93 | 3.01 | 24.2 | 0.0794 | 317 | 1.17 | 0.0786 | 308 | 1.18 | 8.26 | 219 | 8.27 | 214 |
108-668B-2H-3,14-16 | 383.734 | 94 | 3.34 | 25.4 | 0.0746 | 303 | 1.26 | 0.0739 | 295 | 1.27 | 8.19 | 271 | 8.19 | 266 |
108-668B-2H-3,25-27 | 390.865 | 94 | 3.38 | 25.5 | 8.17 | 285 | 8.18 | 273 | ||||||
108-668B-2H-3,39-41 | 399.940 | 93 | 3.64 | 26.4 | 8.13 | 311 | 8.12 | 325 | ||||||
108-668B-2H-3,56-58 | 414.085 | 104 | 3.94 | 27.2 | 0.0674 | 276 | 1.54 | 0.0676 | 278 | 1.54 | 8.11 | 329 | 8.11 | 336 |
108-668B-2H-3,70-72 | 421.574 | 110 | 3.75 | 26.7 | 0.0716 | 291 | 1.53 | 0.0718 | 293 | 1.53 | 8.17 | 280 | 8.17 | 285 |
108-668B-2H-3,77-79 | 430.869 | 103 | 3.39 | 25.5 | 8.21 | 251 | 8.21 | 252 | ||||||
108-668B-2H-3,85-87 | 437.094 | 93 | 2.89 | 23.8 | 8.29 | 204 | 8.29 | 201 | ||||||
108-668B-2H-3,95-97 | 444.875 | 94 | 2.86 | 23.7 | 8.30 | 200 | 8.30 | 195 |