C14 Radiocarbon Dating - Sample - GU-1359

Animal bones from a thin layer of midden (BH 77/78 OAZ) overlying the pebbled surface of the period III phase 3 gateway. Some of them had been material of the period IV defences. This deposit was securely sealed by rampart material which contained very little bone.

Canmore ID 58800

Map Number NT77NW

Site type Burial(S) (Iron Age), Cist(S) (Iron Age), Fort (Early Iron Age), Settlement (Early Iron Age)

Site number 16

NGR 370111 677388

Council 210

County 12

Parish DUNBAR

Lab Analysis ID GU-1359

Material Dated bone, animal (Null)

Researcher Hill 1982a, 1982b; Ashmore and Hill 1984, 95

Sponsor Historic Scotland

Uncalibrated date bp +/- error 2380 bp +/-55

Uncalibrated date ad/bc +/- error 430 bc +/-55

Delta -19.8

Completed by Scottish Universities Environmental Research Centre

Calibration program used OxCal 3.10