C14 Radiocarbon Dating - Sample - GU-1135

ANOMALOUS Charcoal from a layer (15/SW/254) between a construction dump (15/SW/225) and a work division (15/SW/246) of a barrow. This date is anomalous.

Canmore ID 26005

Map Number NN91NW

Site type Barrow (Prehistoric), Cup Marked Stone (Neolithic) - (Bronze Age), Unidentified Pottery (Neolithic)

Site number 17

NGR 292600 716200

Council 340

County 24

Parish BLACKFORD

Lab Analysis ID GU-1135

Material Dated charcoal

Researcher Barclay 1983, 259; Barclay 1989

Sponsor Historic Scotland

Uncalibrated date bp +/- error 1460 bp +/-220

Uncalibrated date ad/bc +/- error ad 490 +/-220

Delta -24.5

Completed by Scottish Universities Environmental Research Centre

Calibration program used OxCal 3.10