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
AA-12899 DF80-144 0.13 0.14 None Three species of forams Carbonate hydrolysis 0.070937192 None 21255.0 200.0

Calibration results for Sample AA-12899

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) 23919.0 24447.0 to 23391.0 24162.0 to 23699.0
Intcal20 default - Terrestrial 0.0 IOSACal (v.0.6.0) 25569.0 25921.0 to 25175.0 25780.0 to 25349.0
Marine20 default - Southern Ocean 1141.0 IOSACal (v.0.6.0) 23268.0 23845.0 to 22627.0 23597.0 to 22977.0
Marine20 default - S. Baffin Island (Bay ?) 150.0 IOSACal (v.0.6.0) 24368.0 24912.0 to 23837.0 24646.0 to 24081.0
Marine20 default - N. Baffin Island (Bay?) 220.0 IOSACal (v.0.6.0) 24286.0 24819.0 to 23789.0 24549.0 to 24006.0

Associated publications

Title Author(s) Publication DOI View cores
Chronology of late Wisconsin ice retreat from the western Ross Sea, Antarctica Licht, Kathy J and Jennings, Anne E and Andrews, John T and Williams, Kerstin M Geology, 1996 https://doi.org/10.1130/0091-7613(1996)024<0223:COLWIR>2.3.CO;2
Distinguishing subglacial till and glacial marine diamictons in the western Ross Sea, Antarctica: implications for a last glacial maximum grounding line Licht, KJ and Dunbar, NW and Andrews, JT and Jennings, AE Geological Society of America Bulletin, 1999 https://doi.org/10.1130/0016-7606(1999)111<0091:DSTAGM>2.3.CO;2
Ross Sea paleo-ice sheet drainage and deglacial history during and since the LGM Anderson, John B and Conway, Howard and Bart, Philip J and Witus, Alexandra E and Greenwood, Sarah L and McKay, Robert M and Hall, Brenda L and Ackert, Robert P and Licht, Kathy and Jakobsson, Martin and others Quaternary Science Reviews, 2014 https://doi.org/10.1016/j.quascirev.2013.08.020

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 DF80-144
Top depth (m) 0.13
Bottom depth (m) 0.14
Lithology Muddy sand
Facies interpretation Glacial marine
Total organic carbon (%) None
Preparation lab Accelerator Mass Spectrometry Facility, University of Arizona, Tucson (Tucson, Arizona, USA)
Accelerator mass spectrometer lab Accelerator Mass Spectrometry Facility, University of Arizona, Tucson (Tucson, Arizona, USA)