Citation:

PANGAEA.965168 (dataset in review)

Name: δ¹¹B, Mg/Ca, and input variables for calculated pH and CO₂ during the late Pleistocene at ODP Sites 165-999 and 144-871
Creator: Elwyn de la Vega
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Boron isotope; CO2; Foraminifera; Pleistocene

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Keyword(s):

Boron isotope; CO2; Foraminifera; Pleistocene

Related to:

Chalk, Thomas B; Hain, Mathis P; Foster, Gavin L; Rohling, Eelco J; Sexton, Philip F; Badger, Marcus P S; Cherry, Soraya G; Hasenfratz, Adam P; Haug, Gerald H; Jaccard, Samuel L; Martínez‐García, Alfredo; Pälike, Heiko; Pancost, Richard D; Wilson, Paul A (2017): Causes of ice age intensification across the Mid-Pleistocene Transition. Proceedings of the National Academy of Sciences, 114(50), 13114-13119, https://doi.org/10.1073/pnas.1702143114

Project(s):

Ocean Drilling Program (ODP)

Coverage:

Median Latitude: 9.150650 * Median Longitude: -133.197500 * South-bound Latitude: 5.557300 * West-bound Longitude: 172.344300 * North-bound Latitude: 12.744000 * East-bound Longitude: -78.739300

Date/Time Start: 1992-05-25T03:45:00 * Date/Time End: 1996-01-14T23:15:00

Minimum Elevation: -2828.0 m * Maximum Elevation: -1265.0 m

Event(s):

144-871B * Latitude: 5.557300 * Longitude: 172.344300 * Date/Time Start: 1992-05-25T03:45:00 * Date/Time End: 1992-05-25T19:45:00 * Elevation: -1265.0 m * Penetration: 152.4 m * Recovery: 103.94 m * Location: North Pacific Ocean * Campaign: * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 17 cores; 152.4 m cored; 0 m drilled; 68.2 % recovery

165-999A * Latitude: 12.744000 * Longitude: -78.739300 * Date/Time Start: 1996-01-10T19:30:00 * Date/Time End: 1996-01-14T23:15:00 * Elevation: -2828.0 m * Penetration: 566.1 m * Recovery: 534.83 m * Location: Caribbean Sea * Campaign: * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 61 core; 566.1 m cored; 0 m drilled; 94.5 % recovery

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Event label	Event		de la Vega, Elwyn
2	Latitude of event	Latitude		de la Vega, Elwyn
3	Longitude of event	Longitude		de la Vega, Elwyn
4	Elevation of event	Elevation	m	de la Vega, Elwyn
5	Sample code/label	Sample label		de la Vega, Elwyn	DSDP/ODP/IODP sample designation
6	Species	Species		de la Vega, Elwyn		"G. ruber ss (white)" for Globigerinoides ruber sensu stricto (white), "G. ruber sl" for Globigerinoides ruber sensu lato
7	Reference/source	Reference		de la Vega, Elwyn
8	AGE	Age	ka BP	de la Vega, Elwyn		Geocode
9	Foraminifera, planktic δ11B	Foram plankt δ11B	‰ SRM	de la Vega, Elwyn	Multicollector-inductively coupled plasma mass spectrometer (MC-ICPMS)	Boron isotopic composition of foraminifera measured by MC-ICPMS (permil).
10	Foraminifera, planktic δ11B, uncertainty	Foram plankt δ11B unc	±	de la Vega, Elwyn	Calculated	External uncertainty on the boron isotopic composition of foraminifera (permil).
11	Foraminifera, planktic, Magnesium/Calcium ratio	Foram plankt Mg/Ca	mmol/mol	de la Vega, Elwyn	Inductively Coupled Plasma Mass Spectrometer (ICPMS)	Mg/Ca measured on foraminifera by ICPMS (mmol/mol).
12	Foraminifera, planktic, Magnesium/Calcium ratio	Foram plankt Mg/Ca	mmol/mol	de la Vega, Elwyn	Corrected	Mg/Ca corrected for depth dependent dissolution (mmol/mol).
13	Sea surface temperature	SST	°C	de la Vega, Elwyn	Reconstructed	Sea surface temperature (°C) Mg/Ca-derived including dissolution correction and pH correction.
14	Sea surface temperature, uncertainty	SST unc	±	de la Vega, Elwyn	Calculated	Uncertainty on sea surface temperature (°C) .
15	Paleosalinity	PalSal		de la Vega, Elwyn	Reconstructed	Seawater salinity
16	Paleosalinity, uncertainty	PalSal unc	±	de la Vega, Elwyn	Calculated	Uncertainty on seawater salinity
17	Alkalinity, total	AT	mmol(eq)/l	de la Vega, Elwyn	Reconstructed	Total alkalinity (mmol/kg)
18	Alkalinity, total, uncertainty	AT unc	±	de la Vega, Elwyn	Calculated	Uncertainty on total alkalinity (mmol/kg)
19	δ11B, seawater, reconstructed	δ11Bsw	‰ SRM	de la Vega, Elwyn	Reconstructed	Boron isotopic composition of seawater (permil)
20	δ11B, seawater, reconstructed, uncertainty	δ11Bsw unc	±	de la Vega, Elwyn	Calculated	Uncertainty on the boron isotopic composition of seawater (permil)
21	Carbon dioxide, partial pressure	pCO2	µatm	de la Vega, Elwyn	Values obtained from Monte Carlo simulation	Average pCO₂ (in parts per million) calculated from δ¹¹B. "pCO2.av" is the average of the 10,000 realisations of the Monte Carlo simulation.
22	Carbon dioxide, partial pressure	pCO2	µatm	de la Vega, Elwyn	Values obtained from Monte Carlo simulation	Maximum pCO₂ (in parts per million) calculated from δ¹¹B. "pCO2.max" is the maximum probability of the 10,000 realisations of the Monte Carlo simulation.
23	Carbon dioxide, partial pressure, 95% confidence interval, lower limit	pCO2 95% CI low		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pCO₂ (in parts per million) calculated from δ¹¹B. "Lower 95" as the 2.5th percentile (form the 95% confidence interval lower 95 and upper 95)
24	Carbon dioxide, partial pressure, 68% confidence interval, lower limit	pCO2 68% CI low		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pCO₂ (in parts per million) calculated from δ¹¹B. "Lower 68" as the 14th percentile (form the 68% confidence interval lower 68 and upper 68).
25	Carbon dioxide, partial pressure, 68% confidence interval, upper limit	pCO2 68% CI up		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pCO₂ (in parts per million) calculated from δ¹¹B. "Upper 68" as the 86th percentile (form the 68% confidence interval lower 68 and upper 68).
26	Carbon dioxide, partial pressure, 95% confidence interval, upper limit	pCO2 95% CI up		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pCO₂ (in parts per million) calculated from δ¹¹B. "Upper 95" as the 97.5th percentile (form the 95% confidence interval lower 95 and upper 95).
27	pH, seawater, reconstructed	pH sw reconst		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	Average pH calculated from δ¹¹B. "pH.av" is the average of the 10,000 realisations of the Monte Carlo simulation.
28	pH, seawater, reconstructed	pH sw reconst		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	Maximum pH calculated from δ¹¹B. "pH.max" is the maximum probability of the 10,000 realisations of the Monte Carlo simulation.
29	pH, seawater, reconstructed, 95% confidence interval, lower limit	pH sw reconst 95% CI low		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pH calculated from δ¹¹B. "Lower 95" as the 2.5th percentile (form the 95% confidence interval lower 95 and upper 95).
30	pH, seawater, reconstructed, 68% confidence interval, lower limit	pH sw reconst 68% CI low		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pH calculated from δ¹¹B. "Lower 68" as the 14th percentile (form the 68% confidence interval lower 68 and upper 68).
31	pH, seawater, reconstructed, 68% confidence interval, upper limit	pH sw reconst 68% CI up		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pH calculated from δ¹¹B. "Upper 68" as the 86th percentile (form the 68% confidence interval lower 68 and upper 68).
32	pH, seawater, reconstructed, 95% confidence interval, upper limit	pH sw reconst 95% CI up		de la Vega, Elwyn	Values obtained from Monte Carlo simulation	pH calculated from δ¹¹B. "Upper 95" as the 97.5th percentile (form the 95% confidence interval lower 95 and upper 95).

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0) (License comes into effect after moratorium ends)

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

3537 data points

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