C14 Radiocarbon Dating - Sample - SUERC-44834

organic-rich clay

Canmore ID 61278

Map Number NX15NW

Site type Motte (Medieval)

Site number 6

NGR 214826 556869

Council 170

County 33

Parish OLD LUCE

Lab Analysis ID SUERC-44834

Lab Preparation Code GU-29715

Material Dated Organic-rich clay with herb stems : Humic Acid Dated

Sample ID The Plots 3

Researcher Richard Tipping

Sponsor Historic Scotland

Uncalibrated date bp +/- error 3497 bp +/-33

Uncalibrated date ad/bc +/- error 1997 bc +/-33

Delta -28.9

Date 14/03/2013

Calibration program used OXcal 4

Calibration curve used IntCal09

1 Σ Date 1881calBC - 1772calBC

2 Σ Date 1915calBC - 1740calBC

Lab Certificate http://canmore.rcahms.gov.uk/en/details/1402662/