C14 Radiocarbon Dating - Sample - AA-48434

A charred barley grain (Sample 201C) from a layer of dark brown/black silty soil (Context TLSP 1999 C605), believed to be a buried soil horizon derived from dumps of occupation material, sealed beneath a series of soil deposits and also the inner rampart. The layer lies immediately over bedrock.. See also AA-48433 (2755+/-59) and AA-48435 (2970+/-60) from the same context.

Canmore ID 56374

Map Number NT57SE

Site type Fort (Prehistoric)

Site number 1

NGR 358000 674700

Council 210

County 12

Parish PRESTONKIRK

Lab Analysis ID AA-48434

Material Dated Charred grain (hordeum spp)

Researcher Dunwell, A

Sponsor Historic Scotland

Uncalibrated date bp +/- error 2740 bp +/-65

Uncalibrated date ad/bc +/- error 790 bc +/-65

Delta -23.1

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

Calibration program used OxCal 3.10