Sample

Sample name Core name Top depth (m) Bottom depth (m) Total organic carbon (%) Carbon type Sample preparation method Fraction modern δ13C (‰, PDB) Age (14C yr) Age uncertainty (14C yr; 1σ) Comments
Beta-284604 PS75/160-1 2.3 2.3 None Benthic foraminifera and unspecified calcareous shell fragments and ostracods Carbonate hydrolysis 0.53730595 -4.3 4990.0 40.0

Calibration results for Sample Beta-284604

Calibration curve Reservoir correction (14C yr) Calibration software Calibrated age, median probability (cal. yr BP) Calibrated age, 95.45% probability range (2σ; cal. yr BP) Calibrated age, 68.2% probability range (1σ; cal. yr BP)
Marine20 default - Global Ocean 550.0 IOSACal (v.0.6.0) 4414.0 4598.0 to 4227.0 4510.0 to 4326.0
Intcal20 default - Terrestrial 0.0 IOSACal (v.0.6.0) 5711.0 5891.0 to 5813.0 5843.0 to 5830.0
Marine20 default - Southern Ocean 1141.0 IOSACal (v.0.6.0) 3645.0 4142.0 to 3170.0 3873.0 to 3398.0
Marine20 default - S. Baffin Island (Bay ?) 150.0 IOSACal (v.0.6.0) 4927.0 5211.0 to 4696.0 5041.0 to 4809.0
Marine20 default - N. Baffin Island (Bay?) 220.0 IOSACal (v.0.6.0) 4834.0 5025.0 to 4638.0 4930.0 to 4751.0

Associated publications

Title Author(s) Publication DOI View cores
Grounding-line retreat of the west Antarctic ice sheet from inner Pine island Bay Hillenbrand, Claus-Dieter and Kuhn, Gerhard and Smith, James A and Gohl, Karsten and Graham, Alastair GC and Larter, Robert D and Klages, Johann P and Downey, Rachel and Moreton, Steven G and Forwick, Matthias and others Geology, 2013 https://doi.org/10.1130/G33469.1
Reconstruction of changes in the Amundsen Sea and Bellingshausen sea sector of the West Antarctic ice sheet since the last glacial maximum Larter, Robert D and Anderson, John B and Graham, Alastair GC and Gohl, Karsten and Hillenbrand, Claus-Dieter and Jakobsson, Martin and Johnson, Joanne S and Kuhn, Gerhard and Nitsche, Frank O and Smith, James A and others Quaternary Science Reviews, 2014 http://dx.doi.org/10.1016/j.quascirev.2013.10.016

Associated documents

No associated documents.

Field photographs

No photos found.

Lab photographs

No photos found.

Complete dump of sample & measurement data

Sample-related information
Core name PS75/160-1
Top depth (m) 2.3
Bottom depth (m) 2.3
Lithology Gravelly sand
Facies interpretation Iceberg turbation in seasonal open-marine setting distal from grounding line, or sub-ice shelf deposition proximal to grounding line
Total organic carbon (%) None
Preparation lab
Accelerator mass spectrometer lab