C14 Radiocarbon Dating - Sample - AA-13997

Charred grain (DV92 1503 5127 30 from layer 30 a clay deposit on the base of the intramural chamber and running under the north wall of the chamber. The authors suggest a possibility that the clay was not primary but had been squeezed into its position by the weight of overlying layers, or had been contaminated.

Canmore ID 9825

Map Number NF72NW

Site type Broch (Iron Age), Midden (Iron Age) - (Pictish), Settlement (Pictish)

Site number 1

NGR 71407 829815

Council 410

County 14

Parish SOUTH UIST

Lab Analysis ID AA-13997

Material Dated charred grain (Null)

Researcher Parker-Pearson and Sharples 1999

Sponsor Historic Scotland

Uncalibrated date bp +/- error 1940 bp +/-60

Uncalibrated date ad/bc +/- error ad 10 +/-60

Delta -26.5

Completed by National Science Foundation Radiocarbon Facility University of Arizona, USA

Calibration program used OxCal 3.10