C14 Radiocarbon Dating - Sample - GU-2309

Charcoal from a layer (DA 80/489) beneath Phase 1 and II of rampart of lower fort (Fort F).

Canmore ID 39564

Map Number NR89SW

Site type Cup Marked Rock (Prehistoric), Fort (Early Medieval), Ogham Inscribed Rock (Early Medieval), Well (Period Unknown), Carved Stone Ball (Neolithic)

Site number 1

NGR 183650 693559

Council 130

County 03

Parish KILMICHAEL GLASSARY

Lab Analysis ID GU-2309

Material Dated charcoal (n.i.)

Sponsor HS

Uncalibrated date bp +/- error 1180 bp +/-70

Uncalibrated date ad/bc +/- error ad 770 +/-70

Delta -26.2

Calibration program used No

Calibration curve used No