Wharton, Jack; Kozikowska, Emilia; Keigwin, Lloyd D; Marchitto, Thomas M; Maslin, Mark; Ziegler, Martin; Thornalley, David J R (2026): Monospecific benthic foraminiferal trace metal and δ¹⁸O data from the North Atlantic during the mid-to-late Holocene (2-6 ka BP) and the Last Glacial Maximum (19-23 ka BP) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.988193, In: Wharton, J et al. (2026): Mid-to-late Holocene and LGM multiproxy temperature, stable isotope, and seawater δ18O data from the North Atlantic [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.988210
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Published: 2026-01-21 • DOI registered: 2026-01-21
Keyword(s):
AMOC; Blake Outer Ridge; Clumped isotope thermometry; Deep ocean circulation; Deep ocean temperatures; Deep water formation; Foraminiferal geochemistry; Last Glacial Maximum; Middle Holocene; North Atlantic; North Atlantic Deep Water; Oxygen and carbon stable isotopes; Paleoceanographic proxies; Paleoceanography; Trace metals Mg/Ca
References:
Wharton, Jack; Renoult, Martin; Gebbie, Geoffrey; Keigwin, Lloyd D; Marchitto, Thomas M; Maslin, Mark; Oppo, Delia W; Thornalley, David J R (2024): Deeper and stronger North Atlantic Gyre during the Last Glacial Maximum. Nature, https://doi.org/10.1038/s41586-024-07655-y
Wharton, Jack; Renoult, Martin; Gebbie, Geoffrey; Keigwin, Lloyd D; Marchitto, Thomas M; Maslin, Mark; Oppo, Delia W; Thornalley, David J R (2024): Monospecific benthic δ18O data from Cape Hatteras and Blake Outer Ridge during the Mid-Holocene (2-6 ka BP) and LGM (19-23 ka BP) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.967471
Funding:
National Science Foundation (NSF), grant/award no. OCE-2233080: Theoretical and Practical Development of Aragonite Li/Mg as a Deep Sea Paleotemperature Proxy
Coverage:
Median Latitude: 38.676064 * Median Longitude: -62.040546 * South-bound Latitude: 29.975389 * West-bound Longitude: -76.290000 * North-bound Latitude: 62.975500 * East-bound Longitude: -16.501400
Date/Time Start: 1989-08-10T00:00:00 * Date/Time End: 2006-06-25T00:00:00
Minimum DEPTH, sediment/rock: 0.08 m * Maximum DEPTH, sediment/rock: 20.23 m
Event(s):
172-1055 * Latitude: 32.784333 * Longitude: -76.286278 * Date/Time: 1997-02-21T00:00:00 * Elevation: -1798.1 m * Penetration: 405.4 m * Recovery: 429.4 m * Location: Carolina Slope, North Atlantic Ocean * Campaign: Leg172 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 45 cores; 405.4 m cored; 0 m drilled; 105.9% recovery
172-1057 * Latitude: 32.028861 * Longitude: -76.079222 * Date/Time: 1997-02-25T00:00:00 * Elevation: -2583.8 m * Penetration: 341.2 m * Recovery: 364.2 m * Location: Carolina Slope, North Atlantic Ocean * Campaign: Leg172 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 37 cores; 341.2 m cored; 0 m drilled; 106.7% recovery
172-1059 * Latitude: 31.674194 * Longitude: -75.418528 * Date/Time: 1997-03-03T00:00:00 * Elevation: -2985.1 m * Penetration: 286 m * Recovery: 301.9 m * Location: Blake Outer Ridge, North Atlantic Ocean * Campaign: Leg172 * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 31 cores; 286 m cored; 0 m drilled; 105.6% 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 | Core | Core | ||||
| 6 | Timeslice | Timeslice | ||||
| 7 | Depth, sediment/rock, top/minimum | Depth sed top | m | |||
| 8 | Depth, sediment/rock, bottom/maximum | Depth sed bot | m | |||
| 9 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 10 | AGE | Age | ka BP | Geocode | ||
| 11 | Species, unique identification | Species UID | ||||
| 12 | Species, unique identification (URI) | Species UID (URI) | ||||
| 13 | Foraminifera, benthic | Foram benth | # | in sample, two-thirds of total material was used for trace metal analyses (the other one-third was used for isotopic analyses). #5 = ~5-15 | ||
| 14 | Foraminifera, benthic δ18O | Foram benth δ18O | ‰ PDB | Calculated, 2 standard error (2SE) | vs. VPDB, Data taken from Wharton et al. (2024) | |
| 15 | Lithium/Calcium ratio | Li/Ca | µmol/mol | Inductively coupled plasma - mass spectrometry (ICP-MS), Thermo Finnigan, Element 2 | ||
| 16 | Barium/Calcium ratio | Ba/Ca | µmol/mol | Inductively coupled plasma - mass spectrometry (ICP-MS), Thermo Finnigan, Element 2 | ||
| 17 | Magnesium/Calcium ratio | Mg/Ca | mmol/mol | Inductively coupled plasma - mass spectrometry (ICP-MS), Thermo Finnigan, Element 2 | ||
| 18 | Manganese/Calcium ratio | Mn/Ca | mmol/mol | Inductively coupled plasma - mass spectrometry (ICP-MS), Thermo Finnigan, Element 2 | ||
| 19 | Aluminium/Calcium ratio | Al/Ca | mmol/mol | Inductively coupled plasma - mass spectrometry (ICP-MS), Thermo Finnigan, Element 2 | ||
| 20 | Iron/Calcium ratio | Fe/Ca | µmol/mol | Inductively coupled plasma - mass spectrometry (ICP-MS), Thermo Finnigan, Element 2 | ||
| 21 | Bottom water temperature | BWT | °C | Calculated | ||
| 22 | Bottom water temperature, error | BWT e | ± | calculated, 1 sigma | ||
| 23 | Proxy | Proxy | temperature | |||
| 24 | Δ carbonate ion content | Δ[CO3]2- | µmol/kg | Calculated | ||
| 25 | Δ carbonate ion content, standard deviation | Δ[CO3]2- std dev | ± | calculated, 1 sigma | ||
| 26 | Proxy | Proxy | Δ carbonate ion content, standard deviation[CO3]2- |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Size:
1632 data points