C14 Radiocarbon Dating - Sample - GU-1291

Human bone from a skeleton covered by approximately 15-25cm of sterile sand under the central area of a flat cairn (SWC 1) of beach rubble and pebbles. See also GU-1291B from same sample,1485 +/- 60 BP. Mean is 1510 +/- 41 BP.

Canmore ID 141

Map Number HP60SW

Site type Settlement (Norse)

Site number 9

NGR 461870 1202230

Council 360

County 29

Parish UNST

Lab Analysis ID GU-1291

Material Dated bone, human (homo sapiens)

Researcher Bigelow 1985

Sponsor Historic Scotland

Uncalibrated date bp +/- error 1530 bp +/-55

Uncalibrated date ad/bc +/- error ad 420 +/-55

Delta -20

Completed by Scottish Universities Environmental Research Centre

Calibration program used OxCal 3.10